Identity
This profile covers Etheostoma obeyense. Its restricted regional distribution is useful context, but a darter caught within that drainage still needs identification. Closely related species can share stream habitats and a similar general outline.
Size and Weight
The reported maximum total length is 8.4 cm, about 3.3 inches, compared with a common length around 5 cm. Maximum weight was not securely established. Those length figures describe the species rather than the expected size of every local population.
Habitat and Natural Food
Rocky pools in headwaters, creeks and small rivers provide habitat. Young fish consume copepods, while adults take midge larvae and mayfly nymphs. This age-related difference helps explain why a single prey size does not describe feeding throughout the fish’s life.
Conservation Research
The species has been propagated by conservation specialists as a surrogate for developing techniques for another darter. That work illustrates how knowledge of one species can assist conservation research, while still requiring each species’ biology to be checked individually.
A Menu That Grows With the Fish
Tiny crustaceans are suitable food for young Barcheek Darters. Adults take larger aquatic insect stages. Keeping those life stages separate gives a more accurate feeding picture than assigning one undifferentiated diet to every individual.
All Lakes With Barcheek Darter
Browse all lakes and reservoirs with confirmed Barcheek Darter records in our database, listed alphabetically.
No published lakes are currently linked to this species in our confirmed records.