The news of the salmon cannon hit the internets earlier this summer, but the recent video from the Last Week Tonight with John Oliver pushes the cannon into the world of viral videos. Check out this hilarious clip and continue to read the following article from NPR on the origin and intentions of the device.
Ever since rivers have been dammed, destroying the migration routes of salmon, humans have worked to create ways to help the fish return to their spawning grounds. We’ve built ladders and elevators; we’ve carried them by hand and transported them in trucks. Even helicopters have been used to fly fish upstream.But all of those methods are expensive and none of them are efficient.Enter the salmon cannon.