Scientists classify fish based on certain shared characteristics. Let’s identify some features that all fish have in common. Printables: Additional Links: Information on the White Perch a fish that you can find in many part of the Chesapeake Bay watershed. https://www.chesapeakebay.net/S=0/fieldguide/critter/white_perch Here is a handy map to the parts of a fish. http://aquaticnation.org/library/Lib_Gen_Fishbodypart01.php An exploration of the fish, inside and out. https://www.youtube.com/watch?v=pNZQEmGp11k