A Voyage to Terra Australis. Matthew Flinders

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Название A Voyage to Terra Australis
Автор произведения Matthew Flinders
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or three leagues; with a high hill upon it named Mount Augustus, which bore S. 4° E:* Another large island, named Mulgrave's, extended from behind the last to a cluster of rocks, whose extreme bore W. 5° N. The nearest land, bearing S. 24° E., one mile and a half, was the north-westernmost of three small isles; and to this, the second lieutenant was sent, for the purpose of taking possession of all the islands seen in the Strait, for HIS BRITANNIC MAJESTY GEORGE III., with the ceremonies used on such occasions: the name bestowed upon the whole was CLARENCE'S ARCHIPELAGO.

      [* This mountain, in latitude 10° 12' south, longitude 142° 13' east, was seen by captain Bligh from the Bounty's launch, and marked in his chart, (Voyage, etc. p. 220.) It appears to be the same island indistinctly laid down by captain Cook, in latitude 10° 10', longitude 141° 14'; and is, also, one of those, to which the term Hoge Landt is applied in Thevenot's chart of 1663.]

      North Possession Island was found to be little else than a mass of rocks surrounded by a reef; but it was covered with a variety of trees and shrubs. Amongst them was a cluster of cocoa-nut trees, bearing a small, but delicious, fruit; and the tree bearing a plum, such as had been seen at Dalrymple's Island. Besides these, the botanists found the peeha and nono of Taheity; and two new plants, of the size of the common mulberry. One, of the class polyadelphia, bears a scarlet, bell-shaped flower, large as the China rose; the other was a species of erythrina, bearing clusters of butterfly-shaped flowers, of a light yellow, tinged with purple: both were entirely destitute of leaves, and their woods remarkably brittle.

      There did not appear to be any fixed inhabitants upon Possession Island; but from a fire which had been recently extinguished, and the shells and bones of turtle scattered around, it was supposed to have been visited not many days before. The bushes were full of small, green ants; which proved exceedingly troublesome to those who had sufficient hardihood to penetrate their retreats. Another, and larger species of ant, was black; and made its nest by bending and fixing together the leaves, in a round form, so as to be impenetrable to the wet. These, and a small kind of lizard, were all the animals found upon the island.

      Sept. 17. The boats led to the westward, steering for a passage between Mulgrave's and Jervis' Islands; but seeing it full of rocks and shoals, the vessels anchored a little within the entrance, in 10 fathoms, coarse ground; until the boats should sound ahead. The latitude here was 10° 2', and longitude 142° 03'. The flood tide, from the E. N. E., was found to set through between the islands, at the rate of four miles an hour; and the breeze being fresh, and bottom bad, the situation was considered to be very unsafe.

      Whilst the boats were sounding, several Indians in three canoes, were perceived making towards them; but on a swivel shot being fired over their heads, they returned to Mulgrave's Island, on the south side of the passage. On the signal being made for good anchorage further on, the Assistant led to the W. by S.; but on reaching the boats, the bottom was found much inferior to what had been imagined; the approach of night, however, obliged captain Bligh to anchor, soon afterward, in 8 fathoms.

      In this situation, the vessels were so closely surrounded with rocks and reefs, as scarcely to have swinging room; the bottom was rocky; the wind blowing a fresh gale; and a tide running between four and five knots an hour. This anxious night was, however, passed without accident; and next morning, Sept. 18, the route was continued through the passage, between reefs and rocks, which, in some places, were not three quarters of a mile asunder: the smallest depth was 4 fathoms.

      On clearing this dangerous pass, which captain Bligh named, Bligh's Farewell, he anchored in 6 fathoms, sandy bottom; the wind blowing strong at S. E. with thick weather. The latitude here was 10° 5', and longitude 141° 56'. From north nearly, round by the east, to S. 8° E., there was a mass of islands, rocks, and reefs, at various distances; but in the western half of the compass, no danger was visible; and as far as three miles to the W. N. W., the boats found good soundings in 6 and 7 fathoms.

      Sept. 19. The wind moderated; and the vessels steered W. by S. until noon, with a depth gradually increasing from 6 to 8 fathoms. The latitude was then 10° 8½' south longitude, by time keeper, 141° 31' east, and no land was in sight; nor did any thing more obstruct captain Bligh and his associate, in their route to the island Timor.

      Thus was accomplished, in nineteen days, the passage from the Pacific, or Great Ocean, to the Indian Sea; without other misfortune than what arose from the attack of the natives, and some damage done to the cables and anchors. Perhaps no space of 3½° in length, presents more dangers than Torres' Strait; but, with caution and perseverance, the captains Bligh and Portlock proved them to be surmountable; and within a reasonable time: how far it may be advisable to follow their track through the Strait, will appear more fully hereafter.

      In the Voyage to the South Seas in H. M. ship Bounty, page 220, captain Bligh says, "I cannot with certainty reconcile the situation of some parts of the coast (near Cape York) that I have seen, to his (captain Cook's) survey;" and from the situation of the high islands on the west side of the Strait, which had been seen from the Bounty's launch, and were now subjected to the correction of the Providence's time-keepers; he was confirmed in the opinion, that some material differences existed in the positions of the lands near Cape York.

      BAMPTON and ALT. 1793.

      The last passage known to have been made through Torres' Strait, previously to the sailing of the Investigator, was by Messieurs WILLIAM BAMPTON and MATTHEW B. ALT, commanders of the ships Hormuzeer and Chesterfield. Their discoveries were made public, in two charts, by Mr. Dalrymple, in 1798 and 1799; and from them, and captain Bampton's manuscript journal, the south coast of New Guinea, and most of the reefs and islands near it, are laid down in Plate XIII.; after having been adjusted to the observations of captain Bligh, and to those subsequently made by me in the Investigator and Cumberland. The journal was obtained through the kindness of Mr. Arrowsmith; and, though no courses and distances be given, and the differences from the charts be sometimes considerable, it is yet so interesting in many points, that I have judged the following abridgement would be acceptable, as well to the general, as to the nautical, reader.

      The Hormuzeer and Chesterfield sailed together from Norfolk Island; with the intention of passing through Torres' Strait, by a route which the commanders did not know to have been before attempted. June 20, 1793, in the evening, being in latitude 10° 24' south, and longitude 144° 14' east (by captain Bampton's chart), a dry reef was seen extending from W. ½ S. to N. W. by W., distant four or five miles, and breakers from the mast head at N. by E. ½ E. An island (Murray's), which appeared to be large and woody, was also seen, and bore N. W. ½ W. The ships got ground in 60 fathoms, and hauled the wind to the eastward, till midnight; when, having no bottom at 70 fathoms, they lay to, till morning.

      June 21. The Hormuzeer's long boat was sent ahead; and, at ten o'clock, the ships bore away northward. At noon, the latitude was 9° 30'. The course was altered, at three, to the north-west; and at dusk, they hove to, for the night: soundings from 70 to 56 fathoms. The same course being resumed on the 22nd, the latitude, at noon, was 8° 48'; and the depth 30 fathoms, on a bottom of sand, mud, and shells. From noon to five p.m., when they anchored, the ships appear to have steered W. by S. The land had been seen at one o'clock; and at two, the water had shoaled suddenly, from 30 to 10 fathoms, and afterwards diminished to 5, which continued to the place of anchorage. The land was part of the coast of NEW GUINEA; and the extremes were set at W. by N. ½ N. and N. W. ½ N., six or seven leagues, (in the chart, miles.) The flood tide here, set two miles per hour, towards the land; and the rise, by the lead line, was nine feet.

      June 23. The ships got under way with the weather, or ebb, tide, a little before noon: latitude 8° 52'. At four o'clock, the wind blew strong at south-east, with thick weather, and they anchored in 9 fathoms, blue mud; having made a course of E. N. E. nearly parallel to the coast. They remained here till the next afternoon; when the Hormuzeer having parted her cable, both ships stood to the north-eastward, along the land, until midnight; at which time they wore to the south-west, in 30 fathoms. At daylight of the 25th, the depth had decreased to 16 fathoms; and they stretched north-eastward again, with little variation in the soundings. The latitude, at noon, was 8° 10'; and the ships continued their course upon a wind, keeping as much to the east as possible; and the