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Guadalupe darter

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(Redirected from Percina apristis)

Guadalupe darter
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Perciformes
Family: Percidae
Genus: Percina
Species:
P. apristis
Binomial name
Percina apristis
(C.L. Hubbs & Hubbs, 1954)
Synonyms[2]
  • Hadropterus scierus apristis Hubbs & Hubbs, 1954
  • Percina sciera apristis (Hubbs & Hubbs, 1954)

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] The Guadalupe darter was formally a subspecies of the dusky darter, but was recognized as an independent species in 2007. It is protected by state law as a threatened species.

Predators

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The Guadalupe darter is typically predated upon by large birds and fish commonly including,

Diet

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The Guadalupe darter has a carnivorous diet that consist of small insects and arthropods including

Habitat

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The Guadalupe darter prefers fast rocky runs of small to medium-sized rivers. It can also be found scavenging in the Texas wild rice. It ranges from spring lake to the southern San Marcos river, which is a part of the greater Guadalupe river basin.

Anatomy

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The Guadalupe darter can reach up to 11 cm (4.3 in) in length. It is recognizable from its 6-8 black spots across the middle of its 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. The Guadalupe darter can live up to four years and reaches sexual maturity at one years old.

References

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  1. ^ 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.
  2. ^ a b Froese, Rainer; Pauly, Daniel (eds.). "Percina apristis". FishBase. December 2019 version.

https://www.gbra.org/news/2022/03/guadalupe-darter/