American whaler Alert departed to sea in 1817

Brig. Of Nantucket, master David Cottle, departed on 19 April 1817 towards the Pacific Ocean and returned on 9 November 1818 with 329 barrels sperm and 333 barrels whale.

Source
Catalogue of Nantucket Whalers and their voyages from 1815 to 1870. Hussey&Robinson, Nantucket, 1876.