Broadnose sevengills aren't the only type of shark that appear to be moving far into the Salish Sea. While looking for more of the species in 2022, the researchers also caught a soupfin shark.

Only one broadnose sevengill shark had previously been reported in the inland waters now called the Salish Sea, the 6,500-square-mile body of inland water that stretches from Washington’s Puget ...