Trap and Haul Content / Trap and Haul Content for 新澳门六合彩内幕信息 Davis en Disconnected Salmon: Catching a Ride Over Dams /news/disconnected-salmon-catching-ride-over-dams <p>Wild salmon, historically, are born in rivers, swim to sea to live out their adulthoods, and find their way back to their freshwater spawning grounds to reproduce before dying.</p> <p>But dams and other barriers to spawning grounds have disconnected that natural cycle, requiring fisheries managers to get creative to support salmon populations. It is now fairly common to transport salmon to and from spawning grounds by truck, boat, and even helicopter.</p> September 21, 2017 - 1:32pm Katherine E Kerlin /news/disconnected-salmon-catching-ride-over-dams