Freshwater
Page 4 of 9
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Rainbow trout seldom survive the summer in Connecticut and natural reproduction is rare.
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Codfishes are characterized by having a single barbel on the middle of the chin.
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Damn building, overfishing and pollution all likely contributed to the demise of Atlantic sturgeon in Connecticut.
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Kokanee prefer relatively clear lakes with cold, well-oxygenated water.
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The pupfishes and killifishes are very similar and were once included in the same family.
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Prefer shallow, still areas of lakes and ponds and slow-flow areas of larger rivers and streams.
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Recent attempts to find longnose suckers in Connecticut have failed.
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Two estuarine/marine species of silversides exist in Connecticut. Both are schooling fish that occasionally enter freshwater areas of coastal rivers and streams.
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A popular baitfish, fathead minnows can be found at low abundance almost anywhere in Connecticut.
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Our largest minnow species, the fallfish, is misidentified by many as trout or "dace".
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Make a home aquarium with the beautiful native and introduced freshwater fishes of Connecticut!
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Although central mudminnows look superficially like minnows or killifish, they are actually more closely related to pickerel and pike.
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Creek chubsucker populations have reportedly declined in streams that are subject to siltation.
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Their abundance makes them very important forage fish for many marine predators such as striped bass, fluke and seabirds.
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Families of Connecticut Freshwater Fishes
Learn the defining characteristics of Connecticut's freshwater fish families!