We have a new website, please check snakeDB.org! It's much faster & nicer than the old version!

Nerodia fasciata

Southern Water Snake

Unclear toxicity ??? Unclear dangerousness ref
Images automatically provided by Flickr & iNaturalist. Sporadic false assignment does occur.
  • Length Adult

  • up to 159 cm ref
  • Length Newborn

  • 20 to 25 cm ref
  • Reproduction

  • ovoviviparous ref
  • Pupil Shape (when closed!)

  • round (or oval) ref

Subspecies & Common Names

Nerodia fasciata  ALABAMA Okimoosi, CAJUN FRENCH Serpent D'eau, CENTRAL TARAHUMARA Ma Kusa Na, CHEYENNE SásÅskoveta, Sásooveta, Sáøloveta, CHOCTAW Nànàpa, COMANCHE Tuhparokoo, ENGLISH American Water Snake, Banded Water Snake, Brown Snake, Common Water Snake, Couch's Water Snake, Fasciated Snake, Fasciated Water Snake, Moccasin, Moccasin Snake, New World Water Snake, North American Moccasin Snake, North American Water Snake, Red Bellied Water Snake, Salt Marsh Snake, Southeastern Water Snake, Southern Water Snake, Truncheon Snake, Water Adder, Water Moccasin, Water Snake, Water Viper, FINNISH Rantakäämeet, FRENCH Couleuvre D'eau, GERMAN Amerikanische Schwimmnatter, Gebänderte Wassernatter, Nord Amerikanische Wassernatter, Südliche Schwimmnatter, HUNGARIAN Szalagos Vizisikló, KOASATI Cintó Bosóhka, Osawá, NAVAJO Tótl'iish, NEZ PERCE Ku Spé Me Páyos, OSAGE We' Ts'a Ni Dsi Wa On, SENECA Hanôtö, SPANISH Culebra Acuática, Culebra De Agua, Culebra De Agua Norteamericana ref
Nerodia fasciata fasciata ENGLISH Banded Snake, Banded Water Snake, Black Water Snake, Blue Snake, Southern Banded Water Snake, Southern Water Snake, Wampum Snake ref
Nerodia fasciata pictiventris ENGLISH Banded Snake, Cope's Water Snake, Florida Banded Water Snake, Florida Water Snake, Moccasin, Painted Water Snake, Southern Banded Water Snake, Spotted Belly ref
Nerodia fasciata confluens ENGLISH Banded Water Snake, Black Water Moccasin, Black Water Snake, Blanchard's Water Snake, Broad Banded Water Snake, Copper Bellied Moccasin, Copper Belly, Copper Belly Moccasin, Copper Belly Snake, Mississippi River Water Snake, Oblique Banded Water Snake, Pink Flamingo Snake, Wide Banded Water Snake, Yellow Moccasion, Yellow Water Snake ref

Full Taxonomy

  • I. Superfamily Colubroidea

  • Colubrids, elapids and vipers
  • II. Family Colubridae

  • Colubrids
  • III. Subfamily Natricinae

  • Natricinae
  • IV. Genus Nerodia

  • American water snakes
  • V. Species Nerodia fasciata

  • Southern water snake
  • VI. snakeID

  • 3229
Look up complete taxonomic records of Nerodia fasciata (including synonyms) at THE REPTILE DATABASE (by Peter Uetz et al).