Marine Mammal Protection Act Indian manatee, sea otter, polar bear, and Pacific walrus. Species not present in U.S. waters include the West African and Amazonian manatee, dugong, Atlantic walrus, and marine otter. In efforts to conserve and manage marine mammal species, the Service has appointed field staff dedicated to working with partners to conduct population censuses, assess population health, develop and implement conservation plans, promulgate regulations, and create cooperative relationships internationally. Various Marine Mammal Management offices are located on either coast. The Service's Marine Mammal Management office in Anchorage, Alaska is responsible for the management and conservation of polar bears, Pacific walruses, and northern
Sea Mammal Research Unit Sea Mammal Research Unit The Sea Mammal Research Unit (SMRU) is a marine science research organisation in Fife, Scotland. It provides the UK's main science capability in the field of marine mammal biology. It is located at the Gatty Marine Laboratory, part of the University of St Andrews. It was established in 1978, when the Natural Environment Research Council merged its Seals Research Division and Whale Research Unit. SMRU's current strategic science priorities include evaluating the status of marine mammal populations; investigating the importance of marine mammals as components of marine ecosystems; determining the dynamics of marine mammal populations; studying