Faxonius nais

Faxonius nais
Secure
Secure (NatureServe)
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Clade: Pancrustacea
Class: Malacostraca
Order: Decapoda
Suborder: Pleocyemata
Family: Cambaridae
Genus: Faxonius
Species:
F. nais
Binomial name
Faxonius nais
(Faxon, 1885)
Synonyms
  • Cambarus nais Faxon, 1885
  • Orconectes nais (Faxon, 1885)
  • Cambarus pilosus Hay, 1899

Faxonius nais is a species of crayfish often referred to as the water nymph crayfish.

Description

Adult Faxonius nais often get to 5 in (130 mm) or longer. It is typically lacking in distinct markings and its chelae are typically blue or green with orange tips.

Range

Faxonius nais is typically found in the Great Plains and the Ozarks of the United States. Its range has not yet been fully described and it has been known to be found in Arkansas, Colorado, Kansas, Missouri, Nebraska, Oklahoma, and Texas.

Habitat

They can be found in freshwater streams and ponds in the central United States. They are largely considered tertiary burrowers, meaning they only burrow under harsh conditions, like during a drought or freeze.

References

  1. 1 2 3 NatureServe (2 July 2026). "Faxonius nais Water Nymph Crayfish". NatureServe Explorer. Arlington, Virginia. Retrieved 23 July 2026.
  2. 1 2 "Faxonius nais (Faxon, 1885)". Catalogue of Life. Species 2000: Leiden, the Netherlands. Retrieved 23 July 2026.
  3. ↑ "Water Nymph Crayfish". Missouri Department of Conservation. Retrieved 2026-07-23.
  4. ↑ Wu, Shi-Kuei (1979-10-06). "UCM:Inv:53042 Faxonius nais". Arctos Collection Management. Retrieved 2026-07-28.
  5. ↑ Josh_Tivin (2025-11-14). "Water Nymph Crayfish (Faxonius nais)". iNaturalist. Retrieved 2026-07-28.
  6. ↑ Wu, Shi-Kuei (1980-06-09). "UCM:Inv:53098 Faxonius nais". Arctos Collection Management. Retrieved 2026-07-28.
  7. ↑ Hovingh, Peter (2002-06-13). "UCM:Inv:54060 Faxonius nais". Arctos Collection Management. Retrieved 2026-07-28.
  8. ↑ "UCM:Inv:52230 Faxonius nais". Arctos Collection Management. 2017-03-29. Retrieved 2026-07-28.
  9. ↑ ETAMU-fish (2025-11-07). "Water Nymph Crayfish (Faxonius nais)". iNaturalist. Retrieved 2026-07-28.
  10. ↑ yoshieslunchbox (2020-08-01). "Water Nymph Crayfish (Faxonius nais)". iNaturalist. Retrieved 2026-07-28.