The Horrid Ground Weaver Nothophantes horridus is thought to be the only spider endemic to Britain and is considered Critically Endangered both here and globally. It's restricted to limestone areas around Plymouth. Image thanks to John Walters via a Creative Commons Attribution-Share Alike 4.0 International license.
The semi-aquatic Fen Raft Spider Dolomedes plantarius, one of our largest spider species, is considered Vulnerable to Extinction both globally and in GB because its already fragmented and scarce habitat is severely threatened by climate change. In GB, the number of sustainable populations has been increased by conservation translocations. Image copyright: Helen Smith
Last chance to see? It's the IUCN's Reverse the Red Day when we focus on ensuring that Red Listed Species -those at risk of extinction- have a more secure future. Globally, two GB species are Red Listed (see ALT tags) but many more are Red Listed in a GB context - follow our ๐งต... #spiders
07.02.2026 22:31 โ ๐ 18 ๐ 6 ๐ฌ 1 ๐ 1
