Adult fin whale (Balaenoptera physalus) surfacing in the calm waters off Isla San Esteban, Gulf of California (Sea of Cortez), Baja California, Mexico

sea of cortez gulf of california mexico baja california baja fin whale whale whales fin baleen balaenoptera mysticete cetacea cetacean mammal adult balaenoptera physalus surfacing calm water isla san esteban white colour jaw one animal lone single razorback finback common rorqual