the S.E., and observed to join the low land at lSlO. the back of the reefs t]mt we passed on the l?h. Sept. A remarkable echo was heard in the evening: whilst the cook was chopping his wood, every blow was echoed round the bight, although we were eight m/les from the shore. After leav/ng Port Keats, we met with large quantities of a very beautiful species of m?du?a; it appeared to be the rn. panofflra, figured in Peron's Atlas, (Plate xxxx., fig. 2.) It is from this animal .that the French have named their" Bane d? dual." No turtle, or snakes, had for some time been seen, and very few sharks; but other fish were numerous. Very little progress was made the next day; several attempts were made 15. ?o stand toward Lacrosse Island; but we were obliged to give it up, as the bank still crossed our course. In the even/ng we again anchored near the edge of the bank, and during the night the breeze blew fresh, but the anchor held well. At daylight, another ineffectual attempt was made to cross the bank. At two o'clock, we passed several detached banks, on which were seven and eight fathoms; and soon afterwards rounded the north.west end of the large bank, at a quarter of a mile distance in four fathoms; after which the water deepened to twelve and thi .rteen fathoms, but still the bottom was 'of I
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