(obsolete) A type of small fish thought to accompany the whale.

plural of whale fall

A whale carcass that has fallen to the seafloor, which in deeper water can sustain a diverse local ecosystem for decades.

plural of right whale

plural of white whale

A cetacean, Delphinapterus leucas, found in the Arctic Ocean. / (figuratively) An obsession; monomania.

A parasitic amphipod crustacean of the family Cyamidae found in skin lesions, genital folds, nostrils and eyes of marine mammals of the order Cetacea, i.e. whales, dolphins and porpoises.

sperm whale

Ambulocetus natans, an early cetacean that could walk as well as swim.

A North Atlantic baleen whale now generally considered to be part of an extinct population of the gray whale, Eschrichtius robustus, once considered by some the young of right whales (Balaenidae).