Snakes in Atchison County

• 
  Timber Rattlesnake

  Crotalus horridus

  ▲ Venomous

  Heavy body, broad triangular head, vertical (cat-like) pupils, and a segmented keratin rattle at the tail tip.

• 
  Eastern Copperhead

  Agkistrodon contortrix

  ▲ Venomous

  Heavy body, triangular head, vertical pupils, and a heat-sensing pit between each eye and nostril.

Every snake recorded in Atchison County

Ring-necked Snake

Diadophis punctatus

Harmless

Western Worm Snake

Carphophis vermis

Harmless

Common Watersnake

Nerodia sipedon

Harmless

DeKay's Brownsnake

Storeria dekayi

Harmless

Timber Rattlesnake

Crotalus horridus

▲ Venomous

Western Ratsnake

Pantherophis obsoletus

Harmless

Eastern Copperhead

Agkistrodon contortrix

▲ Venomous

North American Racer

Coluber constrictor

Harmless

Eastern Milksnake

Lampropeltis triangulum

Harmless

Western Milksnake

Lampropeltis gentilis

Harmless

Western Ribbon Snake

Thamnophis proximus

Harmless

Common Garter Snake

Thamnophis sirtalis

Harmless

Prairie Kingsnake

Lampropeltis calligaster

Harmless

Lined Snake

Tropidoclonion lineatum

Harmless

Compiled from verified GBIF & iNaturalist observations. Informational only.

Snakes in Atchison County: FAQ

Are there venomous snakes in Atchison County, Kansas?

Yes. 2 venomous snake species have verified records in Atchison County, Kansas, including Timber Rattlesnake, Eastern Copperhead. Most snakes in Atchison County, Kansas, however, are harmless.

How many snake species live in Atchison County, Kansas?

10+ snake species have verified records in Atchison County, Kansas, of which 2 are venomous.

What is the most commonly seen snake in Atchison County, Kansas?

The Ring-necked Snake is the most frequently reported snake in Atchison County, Kansas, based on verified wildlife observations.

What should I do if I see a venomous snake in Atchison County, Kansas?

Keep your distance and do not try to catch or kill it. Most bites happen when people handle or corner a snake. If someone is bitten, contact local emergency services or poison control immediately.

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