Brook Troutīrook trout are a great fish native to the east coast of the United States. More so, there is a broad red or pink stripe along the side of the rainbow trout fish, while the pink stripes may not always be present in all forms.
These freshwater fish species are commonly torpedo-shaped and are generally blue-green or yellow-green. In addition, its coloring pattern depends on its habitat, age, and spawning condition. The rainbow trout bear the name from the beautiful colors that shine on their skin. Most trout species are closely related to salmon. Aside from that, flathead catfish prefer deep pools or rivers and lakes.
Additionally, this game fish has a pale yellow to light brown or olive back and sides mottled with dark brown or black. The flathead catfish possesses a broad and flattened head with small eyes on top. Now, the channel catfish has two sections in the swim bladder with 24-30 rays of anal fin. More so, they primarily live in swift, deep, freshwater river systems and channels. The blue catfish has three sections in the swim bladder with the longest anal fin with 30-60 rays. At the same time, larger catfishes are found in the northern states. Some smaller catfishes are kept in the aquarium, while most larger catfishes are edible and used as food. Most catfishes are nocturnal and feed on almost any kind of animal or vegetable matter. The name catfish refers to the pair of “whiskers” present around the mouth of this freshwater fish.
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