917-342 - Hourglass Dolphin (Lagenorhynchus cruciger) rare unusual image, adult Male porpoising. Drake Passage, Southern Ocean. MORE INFO: Males of this species can be identified by the huge hooked dorsal fin and post-anal keel, both of which are visible on this animal.
917-273 - Hourglass Dolphin, Lagenorhynchus cruciger, Female Dolphin porpoising, Drake Passage, Southern Ocean. Females of this species can be identified by the smaller less-hooked dorsal fin and the lack of a post-anal keel.
917-272 - Hourglass Dolphin, Lagenorhynchus cruciger, Male Dolphin breaching at great speed, Drake Passage, Southern Ocean. Males of this species can be identified by the huge hooked dorsal fin and post-anal keel.
917-271 - Hourglass Dolphin, Lagenorhynchus cruciger, Male Dolphin breaching at great speed, Drake Passage, Southern Ocean. Males of this species can be identified by the huge hooked dorsal fin and post-anal keel.
979-155 - Long-beaked common dolphin (Delphinus capensis) mother and calf surfacing in the calm waters off Isla del Carmen in the Gulf of California (Sea of Cortez), Mexico.
979-154 - Long-beaked common dolphin (Delphinus capensis) surfacing in the calm waters off Isla del Carmen in the Gulf of California (Sea of Cortez), Baja California Sur, Mexico.
979-152 - Long-beaked common dolphin (Delphinus capensis) pair surfacing in the calm waters off Isla del Carmen in the Gulf of California (Sea of Cortez), Baja California Sur, Mexico.
979-151 - Long-beaked common dolphin (Delphinus capensis) pod in the calm waters off Isla del Carmen in the Gulf of California (Sea of Cortez), Baja California Sur, Mexico.
979-153 - Long-beaked common dolphin (Delphinus capensis) pod in the calm waters off Isla del Carmen in the Gulf of California (Sea of Cortez), Baja California Sur, Mexico.
979-156 - Long-beaked common dolphin (Delphinus capensis) mother and calf in the calm waters off Isla del Carmen in the Gulf of California (Sea of Cortez), Baja california, Mexico. (RR)