Take a look at these two videos (on Atlantic Salmon and Eastern Brook Trout) from the U.S. Fish & Wildlife Service.
http://www.fws.gov/northeast/multimedia/video/salmon.html
http://www.fws.gov/northeast/multimedia/video/brooktrout.html
If you're interested in making a video on Rainbow Trout, let Mrs. M. know. We're looking for a video team.
