Scientists propose that the coastal form of common bottlenose dolphins found along the U.S. East Coast is a different species, distinct from the offshore form of common bottlenose dolphins.
Study finds vaquitas are unlikely to be heavily impacted by inbreeding depression that can often undermine the survival of small populations, and have a high probability to recover if deaths in gillnets are immediately halted.
These national and regional marine mammal stranding overviews detail marine mammal stranding rates, trends, and activities in the United States in a given year. In 2018, there were 7,320 confirmed marine mammal strandings in the United States.