Belgium, a small country located in Western Europe, is home to a variety of fascinating wildlife, including several species of venomous snakes. This article aims to explore the venomous snake species found in Belgium, their characteristics, habitats, and their impact on the local ecosystem and human population.

1. Common European Adder

The Common European Adder, also known as Vipera berus, is one of the venomous snakes found in Belgium. It is a relatively small snake, reaching lengths of about 60-90 centimeters. The adder has a distinctive zigzag pattern along its back and a V or X-shaped marking on its head.

2. Asp Viper

The Asp Viper, scientifically known as Vipera aspis, is another venomous snake species native to Belgium. It is slightly larger than the adder, with males reaching lengths of 50-70 centimeters, while females can grow up to 80 centimeters. It has a triangular-shaped head and usually has a reddish-brown coloration.

3. Smooth Snake

The Smooth Snake, or Coronella austriaca, is a non-venomous snake species that can be found in Belgium. Despite being harmless to humans, it resembles the venomous adder in appearance, often leading to confusion. It can grow up to 70 centimeters and has a gray or brown coloration.

4. Dice Snake

The Dice Snake, scientifically known as Natrix tessellata, is another non-venomous snake species found in Belgium. It is one of the largest snakes in the country, reaching lengths of up to 120 centimeters. It is characterized by its dark brown coloration and distinctive dice-like patterning on its back.

5. Aesculapian Snake

The Aesculapian Snake, or Zamenis longissimus, is a non-venomous snake species that can be found in certain regions of Belgium. It is a large snake, commonly measuring between 120-180 centimeters. It has a brown or gray coloration and a slender body, making it an impressive sight in the wild.


Belgium is host to various venomous and non-venomous snake species, each with its own unique characteristics and significance in the ecosystem. It is important for residents and visitors to be aware of these species and exercise caution when encountering them in the wild. By respecting and protecting these snakes, we can maintain a healthy balance in Belgium’s wildlife and appreciate the beauty of these fascinating creatures.

Frequently Asked Questions

Q: Are all snakes in Belgium venomous?

A: No, not all snakes in Belgium are venomous. In fact, there are several non-venomous snake species, such as the Smooth Snake and the Dice Snake, that are harmless to humans.

Q: What should I do if I encounter a venomous snake in Belgium?

A: If you come across a venomous snake in Belgium, it is important to maintain a safe distance and avoid any sudden movements. Do not attempt to handle or provoke the snake. It is best to contact local authorities or wildlife experts who can safely handle the situation.

Q: Are venomous snake bites common in Belgium?

A: Venomous snake bites are rare in Belgium. However, it is always important to exercise caution when exploring natural areas where snakes might be present. By staying on designated paths and maintaining a respectful distance from wildlife, the risk of snake bites can be minimized.



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