Adult Dall's porpoise (Phocoenoides dalli) surfacing with characteristic rooster tail splash in Johnstone Strait, British Columbia, Canada, North America

dall's porpoise phocoenoides dalli marine life wildlife johnstone strait british columbia canada north america surfacing rooster tail splash ocean cetacean mammal playful aquatic nature sea animal behavior marine environment conservation behavior ecology water diving swimming habitat species coastal waves marine biology natural habitat oceanography animal movement endangered species marine mammals adventure exploration beauty wilderness marine ecosystem tourism discovery research biodiversity underwater ecosystems natural beauty pristine waters aquatic mammals