19. Trout
Closely related to Salmon, this freshwater oily fish is an important food source for both people and wildlife, with the former catching the fish for commercial of recreational purposes. Trout reproduce so well that one variety, the spotted seatrout, is listed as the best choice for sustainable seafood in the states of Louisiana and Florida, with harvest numbers reaching an average of 6 million fish yearly. Despite this, gout sufferers are cautioned against eating the fish because it increases the risk of gout attacks in people who have high uric acid levels in the blood.
