Chapter XIV: Part II (3)
The ponds and lagoons, which are to be found at the back of most of the beaches, are frequented by ducks, teal, herons, red-bills, and some small flights of the curlew and plover. The bay seemed to be well stocked with fish; and our success with hook and line made us regret having no seine, for the hauling of which many of the beaches are particularly well adapted. It is not improbable that Two-fold Bay, like some of the open bays on the east coast of Africa, may be frequented by whales at certain seasons: of this I have no decisive proof; but the reef of rocks, called _Whale Spit_, received its name from the remains of one found there. The natives had taken their share; and the dogs, crows, and gulls were carrying away the rest.
Oct. 14. In the morning, we left Two-fold Bay with a breeze at north-east; and at sun-set, having run eleven leagues from the south point, our departure was taken from Cape Howe. I then steered S. W. by S., judging it to be the course best calculated to bring us within sight of the land supposed, by captain Furneaux, to lie in 39° south. On the 15th, at noon, our latitude was 38° 34'; the weather was fine., but no land visible to the southward. In the opposite direction there was a range of hills whose centre bore N. by W. ½ W.; at sunset it was seen as far as N. 37° W., from the sloop's deck, and from the mast head of the Nautilus, the land was distinguished, or thought to be so, as far as N. 60° W. These bearings, but particularly the last, seemed to show a strong current to the westward, for neither Mr. Bass nor myself could believe, that the hills at the back of the Long Beach were sufficiently elevated to be seen beyond fifteen leagues; I therefore took four sets of distances, of stars east and west of the moon, which placed us, an hour and a half after sunset, in longitude 149° 13' east, agreeing nearly with the dead reckoning. The land, if it really were such, was consequently twenty-five or more leagues off; and if the bearing of N. 60° W. were not a mistake, it must have been thirty leagues distant in that direction. This supposed land was visible all the afternoon; but it might possibly have been the dense clouds hanging over the hills at the back of the Long Beach, and not the land itself.
Our course to the south-westward was continued all night; but the wind having veered to W. S. W. at daybreak of the 16th, the sloop was then put on the northern tack. No land was visible in any direction; nor was there any at noon, when the observed latitude was 38° 42'. The wind veered round by the south until it fixed itself at east; and when the day broke, on the 17th, the signal was made to the Nautilus, and we bore away S.W. by W. until noon. The latitude was then 39° 11' south, and we judged ourselves to be nearly in the meridian of the Sisters; the weather was tolerably fine, and had been so all the morning, yet no land was any where to be seen; and I therefore concluded, that none could lie in or near the meridian of these islands, and be in the latitude of 39°.
The course steered at noon was west; but in half an hour it was altered for high irregular land which came in sight to the south-westward, and proved to be the largest of the two clusters which I had discovered when in the Francis, and named _Kent's Groups_. We sounded in 30 fathoms, but lost the lead, the _sole_ deep-sea line with which we had been furnished, proving to be totally rotten. After running twenty miles, assisted by a flood tide, we came up with the group at four o'clock, and steered through the channel by which the principal islands are separated. It is about three miles long, and a full mile in width; is free from danger, and so deep, that our hand line could not reach the bottom. There are two sandy coves on the east, and one on the west side of the channel, where small vessels might find shelter, if there were any inducement to visit these steep, barren, granitic masses of rock. Above the cliffs we could occasionally perceive a brown-looking vegetation of brush wood, and here and there a few starved gum trees; but there was neither bird nor quadruped to enliven the dreary scene.* The principal island of the small, western group, opened at S. 68° W., on clearing the channel; and we then hauled the wind to the southward, for Furneaux's Islands, that the Nautilus might no longer be detained from her sealing business.
[* Kent's large group is not, however, so barren and deserted as appearances bespoke. It has since been ascertained that, in the central parts of the larger islands, there are vallies in which trees of a fair growth make part of a tolerably vigorous vegetation, and where kangaroos of a small kind were rather numerous; some seals, also, were found upon the rocks, and fresh water was not difficult to be procured in certain seasons.]
The wind blew fresh from the eastward all night, with hazy weather. At daylight, Oct. 18, a large piece of hilly land bore N. 48° to 64° E., four leagues; and soon afterward, _Mount Chappell_, a smooth round hill which had been seen from Preservation Island, was set at S. 78° E., distant seven or eight leagues, and was as conspicuous on this side as when seen from the eastward. Our latitude at noon was 40° 22', and Mount Chappell bore N. 71° E. seven or eight miles, which would place it to the north of its position before determined. Between us and the mount were two small, low islands, and to the northward the hilly land first seen was visible under the sun.
Finding the wind hang obstinately in the eastern quarter, we had tacked to the north in order to keep under the lee of the islands. This course brought us, in the evening, within two miles of the hilly northern land, the same which had been discovered in the Francis, and of whose connection with the great island of Furneaux I was doubtful; nor could it yet be determined. The shores of the south-western part are rocky; and the land rises, by a steep ascent, to hills of an elevation equal to that of Mount Chappell. These hills are slightly covered with grass and small brush wood, but the general appearance was that of great sterility.
About four miles to the south of this land we had passed a rocky islet, and observed a circular reef which seemed to connect the two together. The stormy appearance of the night induced me to stretch in, under this reef; and finding there was shelter from the east winds, we came to an anchor in 5 fathoms, coarse sand: the Nautilus followed; but not liking the place, captain Bishop preferred keeping the sea. On sounding round the sloop, I found the bottom every where foul, and that there were no means of escape in case of a shift of wind; therefore, after killing a few seals upon the granitic rocks, we weighed the anchor, ran two leagues to the southward, and then hauled the wind under storm sails for the night.
Oct. 19, the wind was at north-east; and we bore away to pass between Mount Chappell and the low islands lying to the westward. The passage is about two miles wide, and the water much discoloured; but 10 fathoms of line did not reach the bottom. A similar appearance in the water had been observed several leagues to the westward of the low islands, where there was 23 to 25 fathoms, on a bottom of sand and broken shells.
This small group, to which the name of _Chappell Isles_ is affixed in the chart, consists of three, or perhaps four islands, for the mount seemed to stand detached from the land on the east side of the passage. The basis of the whole is probably of granite, and they seemed nothing superior in fertility to the worst of Furneaux's Islands; but in a distant view, a slight covering of small herbage upon their sloping, even surfaces, gave them a prepossessing appearance. Mount Chappell is five or six hundred feet above the water, a very conspicuous object until, by the clearing away of the haze the high mountains of the great island behind it became visible: their white, towering peaks, bathed in the late showers, reflected the gleaming sunshine with great splendour, and presented a spectacle so magnificent, that the circular, gently sloping Mount Chappell no longer attracted attention.
We joined the Nautilus off the south side of the islands and, after passing several rocks in our course eastward, anchored at the east end of Preservation Island about noon. Mr Hamilton had left his house standing, with some fowls and pigeons in it, when we had quitted the island nine months before. The house remained in nearly the same state but its tenants were not to be found, having probably fallen a prey to the hawks.
Oct 20, the wind was at north-west, and blew a gale, accompanied with rain, which continued for several days. This weather very much impeded our progress with the Nautilus in Armstrong's Channel, but Captain Bishop at length moored in Kent's Bay, the most secure place to be found within reach of the sealing points. The greater part of Kent's Bay is occupied by shoals; but along the shore of Sloping Point there is a deep channel running northward, which leads into the western head of the bay; and there, behind a reef of dry rocks, several ships may lie in 4 or 5 fathoms, sheltered from all winds. The Nautilus's tents were pitched upon the borders of a run of fresh water, about one mile north of the anchorage; and a garden, which Captain Bishop made there, produced some tolerable vegetables.
We had no prospect of advancing along the north coast of Van Diemen's Land whilst the strong western winds continued to blow; and therefore, whilst Mr Bass explored some of the islands, I occupied myself in sounding different parts of Armstrong's Channel, and in making some other additions to my former survey. At length, on Oct. 31., the gale moderated to a light breeze, and we stretched over, with the flood tide, towards the Swan Isles. At noon, our situation was as under.
° ' Latitude observed, 40 39 S. Peak of Cape Barren, N. 16 E. Van Diemens Land, eastern extr. about S. by E. Largest Swan Isle, the centre, S. 53 W.
Soon after three o'clock, we anchored in a small sandy bay, at the south-east end of the largest Swan Isle, in 4 fathoms; being well sheltered from north and western winds, but entirely open to any that might arise from the opposite quarters. The furthest extreme of the opposite coast then bore S. 36° E. three leagues; but the nearest part, in the direction of S. by W., was little more than three miles distant.
I landed with Mr Bass; and leaving him to pursue his researches, went round to the north side of the island, to take angles. From a small, elevated projection there,
° ' The peak of Cape Barren was set at N. 28 40 E. Mount Chappell, N. 21 20 W.;
from which, and several intermediate bearings, this station became firmly connected with the survey of Furneaux's Islands. Mr. Bass thought the stone to contain a rather large quantity of iron, and the bearings seemed to confirm it, for they did not agree in any common intersection with the allowance of 9° east, which I considered to be the true variation; but with 6° 30', they not only coincided, but placed this station in latitude 40° 43' south, the same as deduced from three meridional observations taken within sight of the island.
One mile from the north-west end, lies a low, rocky islet, and several rocks both above and under water. All these are comprehended under the general name of the _Swan Isles_; a name which, on examination, they appeared very little to deserve, for we did not see a single bird of that species, or any of their nests; but there were several of the bernacle geese, and two of them were shot by Mr Bass.
The length of the largest Swan Isle is two and a quarter miles, by a medium breadth of one mile. The stony parts are over-run with thick brush wood, and the sandy are mostly covered with hassocks of wiry grass, to which the sooty petrels resort. In external appearance, this island bears a resemblance to that of Preservation; but its sterility is greater, and it is destitute of the kangaroo. We did not see any fresh water in the valleys, a seal upon the shores, nor any marks of the island having been ever visited by the natives of the opposite coast.
Nov 1. Having an unfavourable wind, I waited the flood tide, and then proceeded westward, along that part of Van Diemen's land to which the name of CAPE PORTLAND was given, in honour of His Grace the then secretary of state for the colonies. From the eastern extremity, the coast trends about N. 62° W. six leagues, and terminates in a point, off which lie some small rocky islets. The shore consists of long, sandy beaches, separated by low and stony points, which project very little beyond the coastline. The country for two or three miles behind the shore is low and sandy; but it then ascends in gradations of gently rising hills, and being covered with verdure, interspersed with clumps of wood and single trees of a fair growth, it had a very pleasing appearance. At the back of these hills, the bare and rugged tops of a ridge of distant mountains appeared here and there, and formed a striking contrast with the verdure of the front scene.
Our soundings along the south side of the largest Swan Isle were generally 8 fathoms, on a sandy bottom; nor was there much decrease until noon, when the low shore of Cape Portland was at something less, and the outer rocky islets something more than a mile distant, and we came rather suddenly into 3 fathoms. The latitude observed was 40° 43 2/3' south, and the island last quitted bore N. 85° to S. 84° E., distant six miles.
There being little wind at this time, the sloop, in passing round the rocky islets of Cape Portland, was carried by the tide over a ledge where there was scarcely 2 fathoms; and was then driven westward on a curved line of rippling water, which extended northward from the islets as far as the eye could reach. We passed over the rippling in 9 fathoms; and the wind being entirely gone, were then carried to the south-west.
Soon after four o'clock, the ebb appeared to be making; and the anchor was dropped in 11 fathoms, sandy bottom, about one mile west of Cape Portland. The shore on this side of the cape trends south, in rocky heads and beaches, and afterwards curves westward, forming an extensive bay, which terminates in a point. To this the name of _Point Waterhouse_ was given, in honour of the commander of the Reliance, and an island, whose top is level and moderately high, lying off the point, was named ISLE WATERHOUSE.
The bottom of the large bay is sandy, and the hills of Cape Portland there retiring further back, permitted a view of the inland mountains, of which there was a high and extensive ridge. Mountains like these are usually the parents of rivers; and the direction of the ebb tide, which came from between S.W. by S. and S.W. by W. at the rate of two-and-a-half miles an hour, gave hopes of finding some considerable inlet in the bay, and increased our anxiety for a fair breeze.
A set of distances of the sun east of the moon, a meridian altitude of the planet Mars, and a western amplitude of the sun were taken at this anchorage, the results of which, with the bearings of the land, were as under:
° ' Latitude observed, 40 44 S. Longitude from lunar distances corrected, 147 56 E. Variation of the compass (the sloop's head being S.W.) 12 30 E. C. Barren peak, over the outer islets of C. Portland, N. 47 E. Mount Chappell, North. Isle Waterhouse, centre, dist. 5 or 6 leagues, S. 71 W. Point Waterhouse. S. 61 W. Ridge of inland mountains, South to S. 42 W. Highest part of ditto, a round top, S. 19 W.
The flood tide ceased to run at three quarters past three in the morning, or _about nine hours after_ the moon passed over the meridian.
Nov. 2. A light breeze having sprung up from the eastward we steered for the bottom of the bay, and at noon the nearest part of the beach was distant only two miles.
° ' Observed latitude, 40 49¾ S. C. Portland, with the outer islets behind, N. 27 E. Isle Waterhouse, extremes, N. 78° to 89 W. Point Waterhouse, S. 88½ W.
We stood on another mile, and then bore away westward, following the round of the shore, but no inlet could be perceived. At three o'clock, we had passed Point Waterhouse, and seeing a fair channel of about two miles wide between it and the island, steered through, S.W. by W.
Isle Waterhouse is near four miles in length. Its southern shore consists of beaches and rocky points; but it rises abruptly to a moderate elevation. The level top is mostly covered with wood; and although its appearance did not bespeak fertility, it was superior to any we had seen of Furneaux's Islands. The land at the back of Point Waterhouse is higher than that of the island, and is composed of grassy, woody hills, rising over each other by gentle ascents. Upon the point there is a sandy hillock, and a reef of rocks extends out from it a quarter of a mile. We had 8 fathoms, whilst rounding this reef; and in steering through the passage, the soundings were 8, 7, 6, 5, 4, 5, 6 fathoms; the sandy bottom being visible under the sloop. At the further end of the channel, a rocky islet and a small reef were passed, leaving them on the starbord hand. The islet was almost covered with sea birds and hair seals; from which circumstance we judged, that the natives of Van Diemen's Land were not able to get across here, any more than to the Swan Isles; and that, consequently, they had no canoes upon this part of the coast.
From Point Waterhouse, the shore trends S. 67° W., five or six miles, and is mostly rocky. It then takes a direction of S. S. W., in a long sandy beach, and afterwards curves westward to a projecting point, near which we had no ground with 13 fathoms a little before sunset. Another island had been for some time visible, and was then distant six miles: It was called
_Ninth Island_, and bore N. 32° W. Isle Waterhouse, about the centre, N. 50° E. South side of the passage, N. 62° E. Projecting point, dist. one-third of a mile, South.
The projecting point is over-topped with hillocks of almost bare sand, as is a second, which lies W. 6° S., two or three miles from, and much resembles, the first: these two projections received the joint name of _Double Sandy Point_. The back country was manifestly worse than any before seen on this coast. The pleasant looking hills of Point Waterhouse no longer approached the shore; but retiring far inland, left a low space between the back hills and the sea, which had every appearance of being sandy and barren.
In passing the western part of Double Sandy Point, we had 5, and then 4 fathoms; and saw a reef extending from it some distance to the westward. It was then nearly dark, and we hauled off upon a wind, for the night; the furthest visible extreme, a remarkable stony head, bearing S. 70° W. about eight miles.
The wind blew a moderate breeze all night, at north-east. At five in the morning, Nov. 3, the Ninth Island was distant two miles, and bore E. 2° N., in a line with Point Waterhouse. The top of the island appeared green and level; but I did not see any seals upon the rocks. Resuming our former course along shore, we passed close to _Stony Head_ at ten o'clock, when two sets of distances of the sun east of the moon, gave its corrected longitude 147° 10' east. The wind having then veered more to the north, we hauled further off, and passed a rocky islet (the tenth), upon which a few overgrown hair seals were sunning themselves. At noon, our situation was as follows.
Latitude observed, 40° 55½' S. Tenth I., distant four miles, S. 87 E. Stony Head, dist. six or seven miles, S. 62 E. A low head, distant ten miles, S. 35 W. Western extreme of the land, S. 53 W.
Stony Head is the extremity of a ridge of hills which branches out from the inland mountains, and stretches across the low, sandy land in front, to the sea. On each side of the ridge there were several smokes, which induced me to suppose the flat lands might contain lakes of fresh water. The low head, bearing S. 35° W. seemed to be the termination of another branch from the inland mountains; round it there was some appearance of an opening, and at two o'clock, this excited so much hope that I ventured to bear away before the wind. We advanced rapidly with the flood, and at four, had passed LOW HEAD and were steering S. E. by S., up an inlet of more than a mile wide. Some shoals, not quite covered, we left on the starbord hand; keeping a straight course for the entrance of a basin or bay, at which the inlet seemed to terminate. This course took us over some strong ripplings of tide, on none of which, however, there was less than 5 fathoms; and so soon as they were passed, 13 fathoms did not reach the bottom. After advancing three miles, we approached a low, green island, lying nearly in mid-channel; and being uncertain which was the deepest side, I took the most direct, which lay to the west. From 8 fathoms, the next cast of the lead was 3½, and immediately the sloop was aground. Fortunately, the bottom was soft, and the strong flood dragged her over the bank without injury. The water deepened again as quick; and when the channel on the east side of _Green Island_ was open, there was no bottom at 13 fathoms.
We could not but remark the contrast between the shores of this inlet, covered with grass and wood down to the water's edge, and the rocky sterile banks observed in sailing up Port Jackson: it spoke favourably for the country, and added to the satisfaction we felt in having made the discovery. There was, however, little time for meditation: the tide drove the sloop rapidly onward to the basin; and the evening coming on, I pushed between some dry rocks and a point on the western side, and anchored in 2 fathoms, on a bottom of sand and mud.
There appeared to be three arms, or rivers, discharging themselves into this extensive basin. That which came from the westward., had its _embouchure_ close to the sloop; and Mr. Bass went off in the boat to look up it. His attention was, however, soon called to another pursuit: a number of black swans were swimming before him, and judging from former experience in Western Port, that several of them were unable to fly, he gave chase with the boat. On his return at dusk, he rejoiced us with the sight of four, and with a promise that we should not be in want of fresh provisions in this port.
Nov. 4. I landed Mr. Bass with two men, to examine the country, and then commenced a survey of the port by an examination of the _Western Arm_. It is narrow, and has not more in the entrance than 3 fathoms, although, about one mile up, there be 7 near the starbord shore. This arm is not accessible to ships beyond three miles; and even in that distance there is much more shoal than deep water.
The rocks lying at the entrance of the basin are covered at the top of the flood, but at other times are much frequented by shags. After observing the latitude and taking bearings there, I went down to Green Island; and the tide being then out, perceived the shoals in Sea Reach to be so numerous and extensive, that it was surprising how the sloop could have reached thus far without striking upon some of them. In the channel to the east of Green Island I found from 7 to 25 fathoms, and both the sides of it steep to; a rock lies in the middle of the passage, but at twenty yards from it there was 3 fathoms all round. Green Island is covered with long, coarse grass and bushes, with a few small trees intermixed. The large, noisy gulls frequent it for the purpose of breeding, as do the swans, several of whose deserted nests were found with the broken egg-shells in them. These were corroborating proofs, that the natives of this part of Van Diemen's Land have not the means of transporting themselves across the water; for Green Island is scarcely two cables length from the shore.
In returning to the sloop, I took off Mr. Bass and his party, together with a kangaroo weighing between eighty and ninety pounds, which he had shot out of a considerable flock. Our fresh provisions were still further increased by an addition of six swans, caught this evening with the boat.
Nov. 5 was employed in the survey of the Western Arm, and searching, but in vain, for the means of conveniently replenishing our water casks. Next morning we steered across the basin., and sought to anchor under an island which, from its situation at the entrance of the eastern arm, was called _Middle Island_; but there not being a sufficient depth of water behind it, the course was continued up the eastern arm, in 10 or more fathoms water, for two or three miles; when we anchored upon a five-fathom bank, near a small cove on the northern shore. On landing, a little stream was found descending from the hills into the south-east corner of the cove, and in the middle was a gully with several deep holes in it full of excellent water: this last, though not accessible till half flood, was the most convenient for our purpose.
There were many recent traces of natives on the shore; and after returning to the sloop, we saw, on the opposite side of the arm a man who employed or amused himself by setting fire to the grass in different places. He did not stay to receive us, and we rowed down to Middle Island where a smoke was rising. The natives shunned us there also; for soon after landing, I saw three of them walk up from the shoal which joins Middle Island to the opposite low, sandy point. The party appeared to consist of a man, a woman, and a boy; and the two first had something wrapped round them which resembled cloaks of skins.
The gently-sloping hills of Middle Island afford about forty acres of pasture land, well covered with grass, and thinly wooded. No fresh water was seen, but it might probably be obtained by digging. This island is little frequented by aquatic birds, from the circumstance of its being accessible, at low water, to the inhabitants of the main.
Nov. 7. Mr. Bass and myself landed on the south shore upon our respective pursuits. The sandy point at the back of Middle Island was particularly favourable to the survey; and a base of sixty-six chains measured round it, with the concomitant angles, enabled me to connect the eastern arm with the basin. The sloop had been completed with water in the morning, and was ready to proceed in continuation of the voyage; but the width of the arm, the depth of water in it, and strength of the tides, were too strong indications of a river of extensive course for me to be able to quit it without some further examination.
(Atlas, Pl. VII.)
A rainy gale from the eastward did not allow of moving until Nov. 9th; we then got under way with the flood tide, and beat up the first, or _Long Reach_, against a south-east wind. Abreast of _Point Rapid_ (see the chart), where the river turned sharp round to the south-west, I went away in the boat to examine the upper end of Long Reach; but the haste required in following after the sloop, which the tide assisted in driving fast upward, allowed me to do it but very cursorily. In _Crooked Reach_, I stopped at two places, and measured a short base near _Glen Bight_. The sloop was then lost to view, although the wind had died away; and on reaching _Brush Island_, it was not easy to know which way she had taken, _Round-head Bay_ having as much the appearance of being a continuation of the river, as had _Whirlpool Reach_. This reach stretches south-eastward, and its width is much less than in any of the lower parts of the river, being no more than a short quarter of a mile; but, as might be expected, the depth in it, from 10 to 22 fathoms, is greater, and its borders are steep and rocky. At the end of Whirlpool Reach, the banks of the river opened out so considerably that, from our little boat, it appeared like a sea, the land at the further end being scarcely distinguishable. Fortunately, we got sight of the sloop in _Anchor Bight_ before it was dark, and carried with us another black swan.
Nov. l0, being under the necessity of going down to Brush Island, to bring the survey up from thence to the position of the sloop, we did not get under way till near noon. The wind was from the westward, and I went forward in the boat to Egg Island, so named from the number of eggs, mostly of the gull and red bill, which were there found. It is small and stony; but covered with grass, and had not been visited by the natives. My next station was on the opposite side of the river, upon a low sandy point which is lengthened by a dry shoal. These project out from the general line of the southern shore, and contract the river to less than half a mile; whereas its width above and below, is one mile and a half. On the east, or lee side of this point and shoal was a flock of swans, in number not less than from three to five hundred; and their cast quills were so intermixed with the sand, as to form a component part of the beach. This countless number of quills gave me an insight into the cause why so many of the swans, though not young birds, were unable to fly: they moult their wing feathers, probably at stated periods, though not, I should think, every year. This sandy projection was named _Swan Point_.
On steering southward from thence, I found that the bight in which this great number of birds had assembled, was full of shoals producing the long aquatic grass which forms the principal part, if it be not their sole food. We sailed through the flock, and might have procured a good number, had not the progress of the sloop obliged us to hasten onward to _Shoal Point_: one incautious bird was caught by his long neck as we sailed past him.
The change in the direction of the river, from south-east to south, made the extension of a new base necessary. From the end of Shoal Point, I ran thirty-two chains westward, across a small stream of _fresh water_; and having taken the necessary angles, returned to the sloop, which had then anchored at half a mile from the point, in 4 fathoms. The shoal was dry in the evening, within two cables length of the vessel, and rendered the fresh stream inaccessible to a boat.
The time of our absence from Port Jackson being restricted to the beginning of January, I did not think it advisable to take the sloop any further up the river; but determined, after devoting one day more to an excursion in the boat, to return and proceed along the north coast of Van Diemen's Land, in prosecution of the main object of the voyage.
Nov. 11, Mr. Bass landed near Shoal Point, to go as far back into the country as the limited time would permit. I steered from thence over to a red bank on the east side of the river, measured a base of seventy nine chains, and took angles from a variety of stations. At the Crescent Shore, the river was contracted to a quarter of a mile in width, the water was half fresh, and the depth across as follows: 1½, 3, 5½, 8, 8½, 12½, 11, 6, 4 fathoms at half flood.
The direction of the river, from where the sloop was lying to this part, is nearly S. S. W.; but it then winds round the Crescent Shore, and runs E. S. E. My uppermost station was upon a hill near the water side, at the commencement of this new reach; and from thence the river appeared, at the distance of a mile and a half, to reopen out its banks, and to turn more southward. In an eastern direction, across the wide part, there were three ridges of hills, and beyond them some blue peaks and caps of distant mountains, which I judged to be the same we had seen from Cape Portland; and amongst which the source, or some of the sources of this river most probably arose. The distance of these mountains concurred with the strength of the tides and the depth of water to indicate, that, at the Crescent Shore, the larger half of the river still remained to be explored.*
[* The chart will show from later examinations, how far the river is navigable, and whence its different sources are derived.]
The morning of Nov. 12 was foggy and calm. We rowed the sloop down with the assistance of the ebb tide, to Round-head Bay, and anchored in 3½ fathoms. At high water, the anchor was again weighed; and at dusk, having had a breeze, we reached the five-fathom bank in Long Reach, near Watering Cove. From the upper end of Whirlpool Reach to Point Rapid, I went ahead in the boat and examined all the creeks and gullies on the western shore, for watering places. There were drains of fresh water down some of these, but in none, not even in Glen Bight, was there any accessible to boats.
Nov. 13, we beat down with the ebb tide to Middle Island, and then steered across the basin for the _Middle Arm_, which was yet totally unexplored; but after many ineffectual attempts to find a passage over the shoals, we came to, in 5 fathoms, near the Shag Rocks, and I went to examine the arm with the boat. From _Inspection Head_ I discovered a narrow channel leading into it, where there was more than sufficient depth for ships; but this arm is altogether of little consequence.
In the evening, it blew a gale of wind from the north-westward, with hail and rain; and the same weather continuing next day, I employed the time in examining Sea Reach. On the 15th, somewhat finer weather enabled us to get down to Outer Cove, a place opposite to Green Island, where there is room for a larger vessel than the Norfolk to ride at single anchor, in 8 fathoms. The head of the cove is shoal, and the stream that falls into it is salt to a greater distance than a boat can go; nor could any accessible fresh water be found in the neighbourhood. _Middle Rock_, so named from its situation in the deep channel between the cove and Green Island, is hidden at half flood. Fine muscles were gathered from it, many of them containing small, discoloured pearls, such as are found in those of Adventure Bay.
From this time to the 20th, the western winds continued to blow strong; and finding, after an ineffectual attempt, that it was impossible to make any progress in the voyage, we remained in port, taking astronomical observations, completing the survey, and examining the country, until a favourable change should take place. At the back of the longest beach near Low Head, and on the same side, I found a deep pool of tolerably good water, at which our casks were again replenished; and when the boat was not employed in this, or other services, the people were sent swan hunting, and never without success.
Nov. 20. The wind having become moderate at north-west, we beat out of the port with the ebb tide; and at one p.m., took a departure from Low Head. The breeze had then veered to E. N. E.; and when we had run nine leagues, a head on the west side of the port bore S. 53° E., and the furthest visible part of the coast was at west: being then dusk, the wind was hauled off shore.
We had rainy weather in the night, and the wind shifted back to W. N. W., and blew a fresh gale. This soon raised a high sea, and reduced us to a close-reefed main sail and jib; nor were we without apprehensions of the shore for the following night, so much did the sloop drive to leeward. On the 22nd at noon the gale was more moderate, the wind at W. by S., and the weather permitted an observation to be taken for the latitude; it was 40° 13', and we had land bearing E. N. E. about three leagues distant. So soon as I had satisfied myself that this could be no other than the hilly land lying five leagues to the northward of the Chappell Isles, we bore away before the sea; and by carrying all sail, secured an anchorage in Hamilton's Road before dark.
It was not safe to move on the 23rd, and there being a lunar eclipse announced in the ephemeris to take place in the following night, I landed to observe it with the telescope of the sextant. The times at which the beginning and end happened by the watch, being corrected from altitudes of the stars _Rigel_ and _Sirius_ observed in an artificial horizon, gave 148° 37½' for the uncorrected longitude of Preservation Island; which is 37' more than was deduced from the lunar distances in the Francis. The penumbra attending the earth's shadow is usually supposed to render this observation uncertain to two or three minutes of time, or more than half a degree of longitude.
Nov. 24. The gale had subsided to a moderate breeze, and we tried to beat back to the westward; but finding too much sea, bore away into Armstrong's Channel to speak the commander of the Nautilus; that, through him, governor Hunter might be informed of our discoveries thus far, and of the delays experienced from the western winds. I was happy to find captain Bishop proceeding successfully in his sealing business, though slower than he might have done, had the anchorage been nearer to the eastern points.*
[* Nine thousand skins of the first quality, with several tons of oil, were procured by the Nautilus, and Furneaux's Islands have since been frequented by small vessels from Port Jackson upon the same errand. Unfortunately, this species of fishery is soon exhausted in any one place; or it would have been the means of raising up an useful body of seamen, and thus proved of advantage, both to the colony and to the mother country.]
In the evening it fell calm, and the tide being favourable, we rowed back for Hamilton's Road; but a fair breeze springing up when abreast of it, instead of anchoring we made all sail to the west-south-west for Van Diemen's Land.
On the 25th at day-light, the Ninth Island bore south, five miles; the wind had then shifted to N. by W., and blew strong, with rainy weather; and at eight o'clock, it was at N. W. by W., and obliged us to tack offshore. This gale cleared away on the 26th, and at noon our situation was in
Latitude 40° 34½' S. Mount Chappell bore N. E. Peak of Cape Barren, N. 78° E. Land taken for Isle Waterhouse, S. 7° E.
We were then steering south-westward again with a fair breeze; but had scarcely passed Stony Head, next morning, when another gale sprung up from the north-west. It was a happy circumstance that we were able to reach our new discovered port, and take refuge at the former secure anchorage near the Shag Rocks; for this gale was more violent and of longer continuance than any of the preceding. This long succession of adverse winds caused us almost to despair of accomplishing the principal object of the voyage; for of the twelve weeks, to which our absence from Port Packson was limited, nearly eight were already expired.
Dec. 2. The gale moderated, and we made an attempt to continue the voyage, but were driven back. On the 3rd, the attempt was repeated; and the wind being light, we anchored at the entrance of the port, to prevent losing by the flood what had been gained by the ebb tide. In the evening a fair wind sprung up; and at length, to our great satisfaction, we were enabled to proceed in the discovery of the strait.
The harbour, which we entered with so much pleasure on Nov. 3, and finally quitted with still more on Dec. 3, was named PORT DALRYMPLE, by His Excellency governor Hunter, as a mark of respect to Alexander Dalrymple, Esq., the late hydrographer to the Admiralty. The following is a summary of the observations taken there, for fixing the position of Low Head, on the east side of the entrance:
_Latitude_ from six meridian altitudes, of which three were taken in port, and three at sea within sight of Low Head 41° 3' 30" S. _Longitude_ from two sets of distances of the sun east, and two west of the moon, with Troughton's nine inch sextant No. 251, corrected for the errors of the lunar and solar tables 146° 43' 45" E.
From two sets of distances of the sun east, and two west of the moon, with a five-inch sextant of Adams 146° 52' 46"
---------------
Mean from sun and moon 146° 48' 15" E.
===============
From one set of a star east, and one west of the moon, with No. 251 146° 52' 34" From two ditto, ditto, with the five-inch 146° 56' 50" --------------- Mean from stars and moon 146° 54' 42" --------------- Mean of all 146° 51' 28" E.* ===============
_Variation_ of the theodolite., observed on the shore of Outer Cove 7 28 east Do. of the azimuth compass, observed in the same place, 8 30 Do. of the same, taken at anchor off the port, the sloop's head being N. by E. (magnetic), 7 44 The time of high water in Port Dalrymple, is _one quarter of an hour before_ the moon passes over the meridian; and the rise of tide is from six to eight, or it is said to ten, feet. The ebb sets out seven hours; and both ebb and flood run with much rapidity in the narrow parts, but the particular rate was not ascertained.
[* The longitude of Low-Head, deduced from the Investigator's time keepers, combined with my surveys in the Francis and Norfolk, is 146° 47½ east; as the observations with the large sextant, No. 251, taken alone, would give it very nearly.]
Port Dalrymple and the _River Tamar_* occupy the bottom of a valley betwixt two irregular chains of hills, which shoot off north-westward, from the great body of inland mountains. In some places, these hills stand wide apart, and the river then opens its banks to a considerable extent; in others, they nearly meet, and contract its bed to narrow limits. The Tamar has, indeed, more the appearance of a chain of lakes, than of a regularly-formed river; and such it probably was, until, by long undermining, assisted perhaps by some unusual weight of water, a communicating channel was formed, and a passage forced out to sea. From the shoals in Sea Reach, and more particularly from those at Green Island which turn the whole force of the tides, one is led to suppose, that the period when the passage to sea was forced has not been very remote.
[* So named by the late lieut. colonel Paterson, who was sent from Port Jackson to settle a new colony there, in 1804. The sources of the river were then explored, and the new names applied which are given in the chart. The first town established was _Yorktown_ at the head of the Western Arm, but this proving inconvenient as a sea port, it was proposed to be removed lower down, near Green Island. _Launceston_, which is intended to be the capital of the new colony, is fixed at the junction of the _North_ and _South Esks_, up to which the Tamar is navigable for vessels of 150 tons. The tide reaches nine or ten miles up the North Esk, and the produce of the farms within that distance may be sent down the river by boats, but the South Esk descends from the mountains by a cataract, directly into the Tamar, and, consequently, is not accessible to navigation of any kind.]
Of the two chains of hills which bound the valley, the eastern one terminates at Low Head; the other comes down to the sea, five or six miles from it, on the west side of the port. The ends of these chains, when seen from directly off the entrance, appear as two clusters of hills having some resemblance to each other; and in fine weather, the distant blue heads of the back mountains will be seen over the tops of both clusters. These appearances, joined to the latitude and longitude, are the best _distant_ marks for finding Port Dalrymple. If a ship come along shore from the eastward, the Ninth Island, and afterward Stony Head with the Tenth Islet lying three or four miles to the north-west, will announce the vicinity of the port; and Low Head will be perceived in the bight to the S. S. W., but it is not a conspicuous object.
Three or four leagues to the westward of the port, the back land is uncommonly high, and the top of the ridge is intersected into uncouth shapes. From the brilliancy of some of these mountains, on the appearance of the sun after rain, I judged them to be of granite, like those of Furneaux's Islands. These mountains, with the direction of the coast and what has been said of the clusters of hills, may serve as marks for Port Dalrymple to ships coming along shore from the westward.
Reefs and banks extend out to a considerable distance on the west side of the entrance; so that strangers should avoid that side, and endeavour to come in with Low Head. The greater part of these shoals, as also of those in Sea Reach, are covered at half tide; therefore the first of the flood, or even a little before, is the best time to enter Port Dalrymple, as almost the whole of the dangers are then visible. A signal post, with pilots, was fixed at Low Head on the settlement of the new colony in 1804, and beacons have since been placed on the most dangerous rocks and shoals; it has therefore become unnecessary to give particular instructions for sailing up the port, especially as they may be found in my _Observations on the coasts of Van Diemen's Land, etc._; a little memoir published by Mr. Arrowsmith, in 1801.*
[* In Mr. Horsburgh's _Sailing Directions, etc._ Part II., are given, upon my friend captain Kent's authority, notices of the beacons laid down, and directions respecting them; to which I add, from the information of lieut. Oxley, that a rock, on which H. M. ship Porpoise struck, lies W. ½ N. by compass, one cable's length from _Point Roundabout_. There is no more than four feet upon it at low water, but it way be safely passed on either side.]
We found Port Dalrymple to be an excellent place for refreshment. Out of the flocks of black swans, from one-fifth to one-tenth of them were unable to fly; and since the same thing has been found to obtain in the months of January and May, as well as in October. it is probably so at all times of the year. These birds are endowed with a considerable portion of sagacity: they cannot dive, but have a method of immersing themselves so deep in the water, as to render their bodies nearly invisible, and thus frequently to avoid detection. In chase, their plan was to gain the wind upon our little boat; and they usually succeeded when the breeze was strong, and sometimes escaped from our shot also.
Kangaroos appeared to be rather numerous in this part of Van Diemen's Land; but as they were shy, and we had little time or necessity to go after them, one only was procured; it was of the large, forest kind, and the flesh was thought superior to that of the same animal at Port Jackson.
Ducks and teal went by flocks in Port Dalrymple; but they were shy, and we took no trouble after them. The white-bellied shag, and the black and pied red bills were common in the lower parts of the port, and some pelicans were seen upon the shoals. The large black shag, usually found in rivers, was seen in different parts of the Tamar; and upon another occasion, we found these birds to be tolerable food.
Neither our wants nor leisure were sufficient to induce any attempt to catch fish. Muscles were abundant upon those rocks which are overflowed by the tide; and the natives appeared to get oysters by diving, the shells having been found near their fire places.
The country round Port Dalrymple has, in general, a pleasing and fertile appearance; nor did examination prove it to be deceitful. But this subject, and what concerns the natives, came more particularly within the department of Mr. Bass; and his observations upon them having been published, I proceed to the continuation of the voyage.
Dec. 3, in the evening, the Norfolk was lying at anchor off the entrance of the port, when a breeze sprung up from the north-eastward, and enabled us to proceed along the coast. At dusk, Low Head bore S. 77° E. six miles, and we then hauled off for the night. The shore on the west side of Port Dalrymple falls back to the southward and forms a bight under the high land, where it is possible there may be some small opening; for the haziness of the weather did not allow the coast line to be distinctly traced. Upon the back mountains are many variously-shaped tops, of which the easternmost bore S. 5° E., and a flat one towards the other end of the ridge, S. 38° W. The furthest land which could be seen was a round hill, making like an island, and bore very nearly west from the mast head.
Dec. 4. We resumed our course westward, but the wind being at N. N. E., did not dare to approach very near the shore. At noon, the observed latitude was 40° 58', and the hills on the west side of Port Dalrymple bore S. 65° E. five or six leagues. From thence to S. 38° W., where another chain of hills came down to the sea, the country is well wooded, and lies in hills and vallies. The Round Hill bore S. 65° W. five or six leagues, and in the evening, when three leagues distant, the low land connecting it with the main was visible.
During the night, and next day, Dec. 5, the winds were light and variable, so that we made little progress. At noon, the furthest land seen to the westward appeared like a small flat-topped island, but being found to be connected with the main land, received the descriptive name of _Circular Head_; a nearer projection, of a jagged appearance, was called _Rocky Cape_, and a steep cliffy head still nearer, _Table Cape_, from its flat top. Our situation was then as under;
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A Voyage to Terra Australis — Volume 1Chapter XIV: Part II (3)
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