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Nerodia sipedon

Northern Water Snake

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

  • up to 139.7 cm ref
  • Length Newborn

  • unknown
  • Reproduction

  • unknown ref
  • Pupil Shape (when closed!)

  • round (or oval) ref

Altitude range

Vertical distribution

0 to 1500 meter above sea level (a.s.l.) ref

Subspecies & Common Names

Nerodia sipedon  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, Moccasin, New World Water Snake, North American Water Snake, Northern Water Snake, Olive Water Snake, Salt Marsh Snake, Sipedon, Water Adder, Water Moccasin, Water Snake, FINNISH Rantakäämeet, FRENCH Couleuvre D'eau, Couleuvre Sipédon, Sipède, GERMAN Amerikanische Schwimmnatter, Nord Amerikanische Wassernatter, Siegelringnatter, 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 sipedon sipedon ENGLISH Banded Water Snake, Black Snake, Black Water Adder, Black Water Snake, Brown Banded Water Snake, Brown Water Snake, Common Northern Water Snake, Common Water Snake, Dryland Moccasin, Eastern Water Snake, Moccasin, Moccasin Snake, Moccasin Water Snake, Mud Moccasin, North American Water Snake, Northern Banded Water Snake, Northern Water Snake, Sipedon, Spotted Water Adder, Spotted Water Snake, Streaked Snake, Washington Water Snake, Water Adder, Water Moccasin, Water Pilot, Water Snake, Water Viper, FRENCH Couleuvre D'eau, GERMAN Siegelringnatter ref
Nerodia sipedon pleuralis ENGLISH Banded Water Snake, Common Water Snake, Cope's Water Snake, Midland Water Snake, Midwest Water Snake, Mississippi Water Snake, Water Moccasin, GERMAN Siegelringnatter ref
Nerodia sipedon williamengelsi ENGLISH Banks Water Snake, Carolina Salt Marsh Snake, Carolina Water Snake, Carteret Water Snake ref
Nerodia sipedon insularum ENGLISH Island Water Snake, Lake Erie Islands Water Snake, Lake Erie Water Snake, Lake Water Snake, FRENCH Couleuvre D'eau, Couleuvre D'eau Du Lac Erié 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 sipedon

  • Northern Water Snake
  • VI. snakeID

  • 3234
Look up complete taxonomic records of Nerodia sipedon (including synonyms) at THE REPTILE DATABASE (by Peter Uetz et al).