Pennsylvania, with its diverse habitats and climates, is home to a variety of snake species. Some of these species can be found in or around water and can sometimes be venomous, posing a potential threat to humans and animals. This guide will help you identify venomous water snakes in Pennsylvania, their distribution, and provide tips on how to stay safe while exploring the great outdoors.
Species of Venomous Water Snakes
While there are numerous snake species in Pennsylvania, the primary venomous snakes found near water are the northern copperhead and the eastern cottonmouth. It is important to note that not all water snakes in the state are venomous. For example, the northern water snake is a non-venomous species commonly mistaken for its venomous counterparts.
Identifying Venomous Water Snakes
It is crucial to be able to accurately identify venomous water snakes in Pennsylvania to ensure your safety and that of the wildlife. Here are some distinguishing features of the two venomous water snake species in the state:
- Color: Varies from light brown to reddish-brown with chestnut or dark brown bands
- Size: Adults can range from 24 to 36 inches
- Head: Triangular-shaped with a pronounced ridge between the eyes
- Habitat: Found near streams, swamps, and other bodies of water in deciduous forests
- Color: Dark brown, olive green, or black with markings that may be difficult to see
- Size: Adults can range from 30 to 48 inches
- Head: Broad and triangular with heat-sensing pits between the eyes and nostrils
- Habitat: Found in wetlands, swamps, and marshes
Distribution of Venomous Water Snakes in Pennsylvania
The venomous water snake species have specific distribution ranges within the state of Pennsylvania.
These venomous snakes can be found throughout the state, with the exception of the northwestern region. They are more commonly encountered in the central and southeastern parts of Pennsylvania.
Eastern cottonmouths are not native to Pennsylvania and are not typically found in the state. However, there have been some reports of individuals within the commonwealth, likely due to pet releases or accidental introductions. As a result, it is still important for Pennsylvania residents to be familiar with this venomous water snake species.
Conclusion and Safety Tips
While encountering a venomous water snake in Pennsylvania can be unnerving, educating yourself about the species in the area can greatly reduce the risk of negative interactions. Remember to always keep a safe distance from any snake, as they may feel threatened and become aggressive if approached too closely. If you encounter a venomous snake, calmly back away and give it space to escape.
Frequently Asked Questions
Are water snakes in Pennsylvania venomous?
Some water snakes in Pennsylvania, such as the northern copperhead, are venomous, while others, like the northern water snake, are non-venomous and pose no threat to humans.
What is the most venomous snake in Pennsylvania?
The northern copperhead, found throughout much of the state, is considered the most venomous water snake in Pennsylvania. The eastern cottonmouth, while not native to the state, has been occasionally reported and is also a venomous species.
How can I tell if a water snake is venomous?
It can sometimes be difficult to distinguish venomous water snakes from non-venomous ones. Examining the snake’s color, size, head shape, and habitat can help with identification, but it is always best to maintain a safe distance and avoid handling any snake unless you are absolutely certain of its species and potential dangers.