In this photo taken Monday, March 26, 2018, sea otters are seen together along the Elkhorn Slough in Moss Landing, Calif. Along 300 miles of California coastline, including Elkhorn Slough, a wildlife-friendly pocket of tidal salt marsh and rich seagrass in the curve of Monterey Bay, southern sea otters under state and federal protection as a threatened species have rebounded from as few as 50 survivors in the 1930s to more than 3,000 today.
In this photo taken Monday, March 26, 2018, sea otters are seen together along the Elkhorn Slough in Moss Landing, Calif. Along 300 miles of California coastline, including Elkhorn Slough, a wildlife-friendly pocket of tidal salt marsh and rich seagrass in the curve of Monterey Bay, southern sea otters under state and federal protection as a threatened species have rebounded from as few as 50 survivors in the 1930s to more than 3,000 today. Eric Risberg AP Photo
In this photo taken Monday, March 26, 2018, sea otters are seen together along the Elkhorn Slough in Moss Landing, Calif. Along 300 miles of California coastline, including Elkhorn Slough, a wildlife-friendly pocket of tidal salt marsh and rich seagrass in the curve of Monterey Bay, southern sea otters under state and federal protection as a threatened species have rebounded from as few as 50 survivors in the 1930s to more than 3,000 today. Eric Risberg AP Photo

Sea otters rebound but struggle to regain historic range

May 17, 2018 10:17 AM