A killer whale chases a chinook salmon in the Salish Sea.

Increasing salmon hatcheries could do more harm than good for Chinook and Southern Resident killer whales

Hatcheries have failed to protect or restore the old ages, big sizes, range of migration times and diversity of wild Chinook salmon. For Southern Residents to recover, the age structure and run timing of wild Chinook runs, along with abundance, need to be restored. This is not the objective of hatcheries…

Southern Resident killer whales in the Salish Sea.

Saving endangered whales: Strategies from above and below the 49th parallel

On May 10, the Canadian federal government announced its first wide-ranging measures to reduce the primary threats compromising survival of the salmon-eating Southern Resident killer whales reliant on the transboundary waters of the Pacific Northwest and British Columbia. Although federally listed as endangered in 2003 in Canada and 2005 in the US, little has happened…