Greenland Ringed Seals

Satellite tracking of ringed seals We monitored movements and haul-out patterns of four ringed seals Phoca hispida, off Northwest Greenland between 5 June and 31 October 1988 using the Argos Data Collection and Location System. When the seals were hauled out on fast...

White Seabass Grow Out Pens

Citizen Science in Action since 1996 Volunteer groups are vital for HSWRI’s white seabass replenishment program. Fish are grown to appropriate sizes at various locations and released throughout the southern California...

Whale Surveys

Whale Survey in Alaska Randomized aerial surveys were flown between 26 July and 26 August 1984 to search for cetaceans in two areas of southwestern Alaska on both Bering Sea and Pacific Ocean sides of the Aleutian  Islands. Sightings were made of gray whales, fin...

Dolphin Boat Surveys

Boat surveys of dolphin populations Our team is committed to monitoring dolphin health and distribution along the east coast of Florida including the Indian River Lagoon and the Halifax River Estuary. Vessel-based survey efforts provide abundance estimates that are...

Baiji Dolphins

Yangtze River Dolphin Survey HSWRI researchers participated in a survey on the Yangtze River, searching for both the Yangtze finless porpoise and the rarer baiji. These porpoises are the only freshwater population of porpoises in the world, have been listed as...