Interesting facts about the brook trout12/7/2023 The brook trout is a very popular fish for anglers. If the population is shrinking, this can often mean that their environment, and the body of water where they live, is getting contaminated.īrook trout mostly eat insects, but they will also eat smaller fish and crustaceans. If the population is strong and growing, this usually means the water is clean of pollutants. They are not a long living fish and typically live around four to five years in the wild.īecause the brook trout needs clean water to live, conservationists often use the brook trout population to determine how polluted a body of water is. Brook trout tend to survive in very cold and pure water. ![]() ![]() The brook trout is a freshwater fish that typically lives in small streams and lakes in the Eastern United States and Canada.
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