A healthy Cuvier's beaked whale, typically a deep-sea dweller, was found dead on Kodiak Island with no clear cause of death.

Police confirm no further polar bear sightings in Kuujjuaq following the shooting of a young bear in the town center, with ongoing vigilance for potential wildlife threats.

A juvenile North Atlantic right whale, a species nearing extinction, was found dead off Massachusetts, with signs of entanglement in fishing gear.

A juvenile fin whale stranded at Moncks Bay in Christchurch, New Zealand, has died, with recovery operations underway. Last Sunday, a pod of false killer whales and bottlenose dolphins were euthanised after becoming stranded twice on a reef near Māhia.

A pod of about 45 false killer whales and bottlenose dolphins stranded on Sunday afternoon at Taylor’s Bay on Mahia Peninsula.The Department of Conservation is warning water-goers to be cautious near Mahia peninsula as the remains of stranded whales and dolphins may attract sharks.

Whales native to Mexico and Central America are spotted dozens of times from Long Beach to the Palos Verdes Peninsula to Laguna Beach over the last three weeks.

A rare, emaciated fin whale was found dead near Kodiak, Alaska, with the local Sun'aq Tribe conducting a necropsy. There isn’t enough data for biologists to declare a trend yet, but these whales are being found on the heels of an unusual mortality event for gray whales in the Pacific Ocean.

It is not common to see fin whales stranding along the West Coast. The species tends to stay in deeper water compared with gray whales, which travel from 10,000 to 14,000 miles (16,000 to 22,500 kilometers) round trip up and down the coast in annual migrations. There were not obvious signs of the cause of death.

A 52-foot fin whale carcass appeared on a San Diego beach with no clear cause of death; it was towed back to sea.

The virus was first reported among brown skua on Bird Island, off South Georgia. Since then, researchers and observers have reported mass deaths of elephant seals, as well as increased deaths of fur seals, kelp gulls and brown skua at several other sites. Researchers warn of one of ‘largest ecological disasters of modern times’ if the highly contagious disease reaches penguin colonies.

The Lorino community caught the first bowhead whale in five years.To pull the giant over 17 meters long ashore, all the heavy equipment of the village was needed. According to hunters, this is the third “greenlander” caught in the entire history of the community.

Alaska wildlife officials collaborated with whale experts to successfully rescue a humpback whale that was entangled in crabbing gear off the coast of Gustavus, Alaska, preventing it from dying.

A humpback whale found dead near Kodiak Island in Alaska undergoes the state's first whale necropsy of 2023 in an effort to determine the cause of death and understand the shrinking humpback population in the area, with initial findings suggesting the whale may have been struck by a boat.

The highly pathogenic influenza that just claimed its first known polar bear victim continues to circulate in the world’s wild populations.

Four dead seals have washed up on a beach in Trinidad, California, with locals noting an unusual occurrence as they have not seen this many washed up at once in recent years.

A local animal rescue in Northern California warns of a surge in sea lions with a potentially fatal bacterial infection, leptospirosis, and advises dog owners to keep pets away.

NewsDesk @bactiman63 The National Agri-Food Health and Quality Service (Senasa)  confirmed new cases of Highly Pathogenic Avian Influenza (HPAI) H5 detected in marine mammals in Comodoro Rivadavia, Rada Tilly and Punta Tombo, Chubut. The agency’s National Laboratory diagnosed new samples positive for the disease, which were taken from sea lions and elephant seals found dead in the aforementioned places. Based on notification, […]

The sea lions vary in decomposition. Several had their bones exposed Monday afternoon.

A dead humpback whale calf named Tango was found washed up near Juneau, Alaska, and an investigation is underway to determine if it was struck by a vessel.

Three adult harbor seals in Puget Sound have tested positive for the Highly Pathogenic Avian Influenza H5N1 strain, marking the first incidence of HPAI in marine mammals on the West Coast, and officials are urging beachgoers to avoid contact with wildlife.