Lower Elwha Klallam Tribe uses sonar to count fish in Elwha River
NewsSonar is helping the Lower Elwha Klallam Tribe get an accurate estimate of some species of salmon returning to the Elwha River. The Tribe has been counting the number of returning adult chinook salmon and steelhead using a sonar camera since 2008 with positive results. The camera is placed just below the water’s surface, sending […]