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Freshwater fish are fish species that spend some or all of their lives in bodies of fresh water such as rivers, lakes, ponds and inland wetlands, where the salinity is less than 1.05%. These environments differ from marine habitats in many ways, especially the difference in levels of osmolarity .
When Yellowstone National Park was created in 1872, 40% of the park's waters were barren of fish, including most alpine lakes and rivers above major waterfalls. Only 17 of 150 lakes held fish. Only 17 of 150 lakes held fish.
The impressive diversity of fish species in this river has been known (and celebrated) since 1590, with poetry containing the earliest mention that the Trent contains 30 kinds of fish. The earliest actual list of fish in the river is from 1641. Over the centuries some species have since become locally extinct, and other species have been ...
The Quillback live in warm water rivers and warm water lakes inhabiting clear slow moving shallow waters. Quillbacks are omnivorous fish eating insects, aquatic crustaceans to leaves and algae. They are long-lived fish, living up to 11 years old and growing to about 15 to 20 inches in length.
Asterisks denote introduced fishes. The list includes several anadromous species, and two normally marine species ( starry flounder and shiner perch ) that are occasionally found in freshwater. Only one species ( Olympic mudminnow ) is a Washington endemic , however three others ( Nooksack dace , Salish sucker, and margined sculpin ) have very ...
Freshwater fish of the United States — species native to rivers, lakes, streams, and ephemeral waters within the U.S.
Midwaters, small creeks, large rivers, clean, gravelly or rocky bottoms, near riffles or in pools Black carp: Mylopharyngodon piceus : Lakes, rivers, streams – escaped from a fish farm during a high water event INVASIVE Hornyhead chub: Nocomis biguttatus: Clear streams with permanent flow and clean gravel Golden shiner: Notemigonus crysoleucas
The following is a list of common fish species known to occur in the lakes and rivers of Canada.