The Guadalupe darter (Percina apristis) is a small 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 found in the Guadalupe River system in Texas. [2]
| Guadalupe darter | |
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Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Actinopterygii |
| Order: | Perciformes |
| Family: | Percidae |
| Genus: | Percina |
| Species: | P. apristis
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| Binomial name | |
| Percina apristis (C.L. Hubbs & Hubbs, 1954)
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| Synonyms[2] | |
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Predators
editThe Guadalupe darter is typically predated upon by large birds and fish commonly including,
Diet
editThe Guadalupe darter has a carnivorous diet that consist of small insects and arthropods including
habitat
editThe Guadalupe darter prefers fast rocky runs of small to medium-sized rivers. It can also be found scavenging in the Texas wild rice. It's ranges from spring lake to the southern San Marcos river, which is a part of the greater Guadalupe river basin.
Anatomy
editThe Guadalupe darter can reach up to 11 cm (4.3 in) in length. It is recognizable from it's 6-8 black spots across the middle of it's body. It has a tan upper half and a silver lower half. Unlike most Ray-finned fishes, The Guadalupe darter does not contain a swim bladder. they move by scooting along the floor.
References
edit- ^ NatureServe (2013). "Percina apristis". IUCN Red List of Threatened Species. 2013: e.T18246486A19032341. doi:10.2305/IUCN.UK.2013-1.RLTS.T18246486A19032341.en. Retrieved 20 November 2021.
- ^ a b Froese, Rainer; Pauly, Daniel (eds.). "Percina apristis". FishBase. December 2019 version.
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