Hornyhead Chub and Similar Species
Nocomis biguttatus
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Open the appSeveral fish can be confused with Hornyhead Chub. Here are the key differences.
Species often confused with {name}
River Chub
Nocomis micropogon
Key differences: The River Chub typically has smaller, more numerous nuptial tubercles on the head, which are often restricted to the snout and forehead, whereas the Hornyhead Chub's tubercles are larger and more widely distributed. The Hornyhead Chub also often has a more pronounced reddish spot behind the eye during breeding. The lateral line scales of N. biguttatus are typically 39-43, while N. micropogon usually has 40-45.
Creek Chub
Semotilus atromaculatus
Key differences: The Creek Chub lacks the maxillary barbels present in Nocomis species. While male Creek Chubs also develop nuptial tubercles, they are generally smaller and more scattered than those of the Hornyhead Chub. Creek Chubs also typically have a more prominent black spot at the base of the dorsal fin.
Redtail Chub
Nocomis effusus
Key differences: The Redtail Chub is found in a more restricted range (primarily Cumberland and Tennessee River drainages). While also having nuptial tubercles and barbels, N. effusus typically has a more intensely red caudal fin, especially in breeding males, and often a more slender body profile.
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