A native benifical keystone top level predator that brings health to the waterways it inhabits. We should be doing everything in our power to insure these fish grow to full sizes, reproduce and have the access to swim up the historic rivers they have used for the last 147 million years. #keystonespecies #toplevelpredator #conservation #protectwater #dinosaur #prehistoric #nativespecies<br />...<br /><a href="https://www.youtube.com/watch?v=OOGZO2BdCXg" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=OOGZO2BdCXg</a>