More than 40 years after sediment from a volcanic eruption filled up a stretch of the North Fork Toutle River in the U.S. state of Washington, beavers are turning the smothered waterway into a thriving wetland. However, a planned infrastructure project now threatens to undo five years of restoration progress, reports contributor Isabel Gil for Mongabay. Following […]
Tag: Chinook salmon
“They bore the marks of an attack, including rib fractures, internal haemorrhages and specific teeth marks.” 5 animals that kill excessively – seemingly just for fun
At 10am on 27 June 2018, researchers studying dolphins in a Belize mangrove, witnessed a gruesome spectacle. First, a group of four bottlenose dolphins separated a baby manatee from his mother. Then, one of them attacked the calf, biting it over and over again, and ramming it out of the water. The youngster later died […]
Orcas team up with dolphins to hunt salmon, study finds
Orcas and dolphins have been spotted for the first time working as a team to hunt salmon off the coast of British Columbia, according to a new study which suggests a cooperative relationship between the two predators. The research, published on Thursday in the journal Scientific Reports, shows interactions between northern resident orcas (also known […]
Another Endangered Orca Found Mourning Her Dead Calf in Washington Waters
An endangered orca known as J36 has been seen carrying her dead newborn calf through the Salish Sea, a heartbreaking reminder of the fragile state of the Southern Resident killer whale population. According to CBS News, researchers confirmed that the calf — still bearing its umbilical cord — was either full term or near full […]
Southern Resident Orcas Observed Grooming Each Other With Seaweed in First Documented Tool-Making by a Marine Mammal
Orca whales have been observed biting off lengths of kelp and using the strands to massage each other — the first known evidence of marine mammals making tools. A group of killer whales off the coast of the United States and Canada were seen removing the ends of seaweed stalks, putting them between their bodies […]
Indigenous nations fought for a new national monument. Will it survive Trump?
In northeastern California, the Upper Pit River undulates through evergreen forests, wet meadows and rugged mountains. It’s part of the snow-fed headwaters of the Sacramento River, the largest river in the state. The Sacramento flows some 611 kilometers (380 miles) to the San Francisco Bay, supporting diverse and unique ecosystems and carrying water to cities […]
Salmon fishing off California’s coast banned for second year in a row
Salmon fishing off the coast of California will be banned for a second consecutive year, authorities said Wednesday, citing lower fish stocks impacted by drought and wildfires. The heavy blow for the state’s salmon sector — which one industry group says supports 23,000 jobs — comes as salmon have struggled to successfully reproduce in low […]