Central Stoneroller and Similar Species
Campostoma anomalum
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Open the appSeveral fish can be confused with Central Stoneroller. Here are the key differences.
Species often confused with {name}
Largescale Stoneroller
Campostoma oligolepis
Key differences: The Largescale Stoneroller generally has fewer, larger scales (typically 42-50 lateral line scales) compared to the Central Stoneroller (50-60 lateral line scales). Its geographic range is more restricted, primarily in the upper Mississippi River basin and Great Lakes region.
Bluehead Stoneroller
Campostoma pauciradii
Key differences: The Bluehead Stoneroller is distinguished by a bluish head in breeding males and typically has fewer dorsal fin rays (7-8, usually 7) and fewer lateral line scales than C. anomalum. Its distribution is more southerly, primarily in the southeastern United States.
Bluntnose Minnow
Pimephales notatus
Key differences: While also a bottom-dwelling minnow, the Bluntnose Minnow lacks the cartilaginous scraping ridge on the lower jaw. It has a more rounded snout and a distinct dark spot at the base of the caudal fin, which is absent in the Central Stoneroller.
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