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Florida

Snakes in Monroe County

32 species have been documented here, 5 of them venomous.

Venomous snakes in Monroe County

Full guide & what to do if bitten →
  • Florida Cottonmouth
    Florida Cottonmouth
    Agkistrodon conanti
    Venomous

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

  • Pygmy Rattlesnake
    Pygmy Rattlesnake
    Sistrurus miliarius
    Venomous

    Stout, dark-blotched body, nine large scales on the crown, and a small rattle.

  • Eastern Diamondback Rattlesnake
    Eastern Diamondback Rattlesnake
    Crotalus adamanteus
    Venomous

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

  • Northern Cottonmouth
    Northern Cottonmouth
    Agkistrodon piscivorus
    Venomous

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

  • Eastern Coralsnake
    Eastern Coralsnake
    Micrurus fulvius
    Venomous

    Rings of red, yellow, and black where red touches yellow; small rounded head and round pupils.

Every snake recorded in Monroe County

Compiled from verified GBIF & iNaturalist observations. Informational only.

Snakes in Monroe County: FAQ

Are there venomous snakes in Monroe County, Florida?
Yes. 5 venomous snake species have verified records in Monroe County, Florida, including Florida Cottonmouth, Pygmy Rattlesnake, Eastern Diamondback Rattlesnake, Northern Cottonmouth. Most snakes in Monroe County, Florida, however, are harmless.
How many snake species live in Monroe County, Florida?
30+ snake species have verified records in Monroe County, Florida, of which 5 are venomous.
What is the most commonly seen snake in Monroe County, Florida?
The Burmese Python is the most frequently reported snake in Monroe County, Florida, based on verified wildlife observations.
What should I do if I see a venomous snake in Monroe County, Florida?
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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