Spanish explorers and Jesuits, sailing south from Chiloé Archipelago in the 17th and 18th centuries, regularly avoided rounding the Taitao Peninsula by entering the Gulf, after a brief land crossing at the isthmus of Ofqui.[2]
In 1741, the British warship HMS Wager ran aground along the coast of (future) Wager Island, in the southeastern region of the Gulf, while attempting to tack from a lee shore during a storm.[3][2] Some of the survivors were rescued by Chono chieftain Martín Olleta and his men, who took them aboard their dalcas to the Spanish settlements of Chiloé Archipelago.[4]
In December 1843, the Chilean schooner Ancud rescued the survivors of wrecked French ship Fleuris on the shores of the Gulf.[5]
The Gulf is a suitable habitat for a number of species of baleen whales,[6] and is speculated to be a wintering/calving ground for a population of the critically endangered southern right whale.[7]
^One or more of the preceding sentences incorporates text from a publication now in the public domain: Moyna, Edward Gerald James (1911). "Chile". In Chisholm, Hugh (ed.). Encyclopædia Britannica. Vol. 6 (11th ed.). Cambridge University Press. p. 143.