Гижигинская губа. The head of one of 1-359's gazetteer tables, and third of the three things the book calls Gishiga: the river Gizhiga, the town Gizhiginsk at its mouth, and this.

Not inside Penzhina Bay. The two are siblings: both are arms of Shelikhov Gulf, the northeastern reach of the Sea of Okhotsk, with the Taygonos peninsula between them. Filed under Sea of Okhotsk because Bogoras never names Shelikhov Gulf.