The headwater darter (Etheostoma lawrencei) is a species of freshwater ray-finned fish, a darter from the subfamily Etheostomatinae, part of the family Percidae, which also contains the perches, ruffes and pikeperches. It is endemic to the eastern United States where it is found in Kentucky and Tennessee in the upper Green River system down to the Mud River, in the Cumberland River and upper Salt River systems. It is an inhabitant of streams up to about 5 metres (16 ft) wide with gravel or cobble substrates. Males of this species can reach a length of 6.2 centimetres (2.4 in) SL while females only reach 5.7 centimetres (2.2 in).[2] The headwater darter was first formally described in 2002 by Patrick A. Ceas and Brooks M. Burr With the type locality given as Koger Creek, which is in the drainage of the Wolf River, about 0.8 kilometers northwest of Rolan, Kentucky along Kentucky Route 415 at the confluence of McIver Creek in Clinton County.[3]
| Headwater darter | |
|---|---|
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Perciformes |
| Family: | Percidae |
| Genus: | Etheostoma |
| Species: | E. lawrencei
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| Binomial name | |
| Etheostoma lawrencei | |
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Etymology
editThe specific name honors the American ichthyologist Lawrence M. Page of the Florida Museum of Natural History.[2]
References
edit- ^ NatureServe (2013). "Etheostoma lawrencei". IUCN Red List of Threatened Species. 2013: e.T202498A2745338. doi:10.2305/IUCN.UK.2013-1.RLTS.T202498A2745338.en. Retrieved 19 November 2021.
- ^ a b Froese, Rainer; Pauly, Daniel (eds.). "Etheostoma lawrencei". FishBase. February 2014 version.
- ^ Eschmeyer, William N.; Fricke, Ron & van der Laan, Richard (eds.). "Etheostoma lawrencei". Catalog of Fishes. California Academy of Sciences. Retrieved 12 October 2020.
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