Adult California Gray Whale (Eschrichtius robustus) fluke-up dive - possible courtship behavior - in the calm waters of San Ignacio Lagoon, Baja, Mexico.

california gray whale eschrichtius robustus grey baleen mysticete cetacea cetacean mammal warm blooded migration san ignacio lagoon baja one alone single solitary individual closeup close up close up tail mexican tropic tropics tropical northern hemisphere water sea marine ocean oceanic display displaying ritual rorqual