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Snakes

Banded Watersnake

Nerodia fasciata

Across the regions where it's common, the Banded Watersnake peaks from January to September.

Shows up in 6 ecoregions and 10 states

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Snakes

Banded Watersnake

Nerodia fasciata

Look, don't take. Many states regulate collecting reptiles and amphibians. Photograph it, log it on iNaturalist and leave it where you found it.

Description

The banded water snake or southern water snake (Nerodia fasciata) is a species of mostly aquatic, nonvenomous, colubrid snakes most commonly found in the Midwest, Southeastern United States. Adults of the banded water snake typically range from 56 to 107 cm (22 to 42 in) in total length, with a record size (in the Florida subspecies) of 159 cm (62.5 in) in total length.Wikipedia ↗

Habitat

Introduced populations exist in Texas and California; other sources include eastern Texas in its natural range. Nerodia fasciata inhabits most freshwater environments such as lakes, marshes, ponds, and streams.Wikipedia ↗

When it's active

A female will start ovulating from early May to mid-June after awakening from a period of hibernation. Males produce sperm in the fall that will be ready for summer mating.Animal Diversity Web ↗
Andrew Durso · CC BY 4.0

Often mistaken for

Northern Cottonmouth, Florida CottonmouthMany scientists dislike the use of the term water moccasin since it can lead to confusion between the venomous cottonmouth and nonvenomous water snakes. Wikipedia ↗Nerodia fasciata is often mistaken for venomous cottonmouths (Agkistrodon piscivorous) despite the differences in their physical appearance. Animal Diversity Web ↗Cottonmouths vs. watersnakes →

When and where it's active

Each row is its own calendar, counted from records in that area. Seasons shift by place.

PeakShoulderQuiet

Ecoregions

States

About the Banded Watersnake

When is the Banded Watersnake most active?

Across the regions where it's common, the Banded Watersnake peaks from January to September.

Where does the Banded Watersnake live?

It has enough records to show in 6 ecoregions and 10 states, including Alabama, Arkansas, Florida, and Georgia.

What does the Banded Watersnake look like?

It's often confused with the Northern Cottonmouth and Florida Cottonmouth.