Living in the UK, it’s important to be aware of the potential risks posed by various species of spiders, some of which may be poisonous. This guide aims to provide valuable information about poisonous spiders found in the UK and help you understand the risks associated with them.

Types of Poisonous Spiders in the UK

1. False Widow Spider (Steatoda spp.)

The False Widow Spider is one of the most well-known poisonous spiders in the UK. Although their bites are rarely life-threatening, they can cause severe discomfort and allergic reactions in some individuals. False Widow Spiders are dark-colored and have a bulbous abdomen.

2. Noble False Widow Spider (Steatoda nobilis)

The Noble False Widow Spider is a close relative of the regular False Widow Spider. It has a similar appearance but is slightly larger in size. Their bites can be painful and may cause symptoms such as swelling, redness, and localized pain.

3. Walnut Orb-weaver Spider (Nuctenea umbratica)

The Walnut Orb-weaver Spider is another venomous spider species found in the UK. While its venom is not considered dangerous to humans, its bite can cause mild symptoms such as swelling, itching, and redness.

Risk Factors and Prevention

Although the presence of poisonous spiders in the UK is relatively low, it is important to take precautions to minimize the risk of encounters and potential bites. Here are some tips to reduce the risk:

  • Keep your house and surroundings clean and clutter-free to minimize spider hiding places.
  • Seal any cracks or openings in windows, doors, and walls to prevent spider entry.
  • Wear appropriate clothing, such as gloves, when gardening or working in areas where spiders may be present.
  • Shake out shoes, clothing, and bedding before use to check for any hidden spiders.
  • Teach children to avoid touching or provoking spiders.


Being aware of the types of poisonous spiders found in the UK and understanding the associated risks can help you take necessary precautions and respond appropriately in case of a spider bite. By following preventive measures and seeking medical attention if needed, you can minimize the potential harm caused by these spiders.

Frequently Asked Questions (FAQs)

1. Are there any deadly spiders in the UK?

No, there are no known deadly spider species in the UK. However, some bites from certain spiders can cause severe discomfort and allergic reactions.

2. How do I identify a False Widow Spider?

False Widow Spiders are typically dark-colored with a shiny, bulbous abdomen. They are usually around the size of a 50p coin.

3. What should I do if I get bitten by a poisonous spider?

If you suspect you have been bitten by a poisonous spider, it is important to clean the affected area with soap and water. Apply a cold compress to reduce swelling and seek medical attention if symptoms worsen or persist.

4. Can spiders in the UK cause fatalities?

Fatalities caused by spider bites in the UK are extremely rare. Most bites result in mild symptoms that can be managed with proper care.



No responses yet

Bir cevap yazın

E-posta hesabınız yayımlanmayacak. Gerekli alanlar * ile işaretlenmişlerdir