There are a number of Steatoda species found in Britain, all so-called 'false widow' spiders. Three are possible in or near buildings, Steatoda bipunctata (very widespread and probably occurring in almost every house/outhouse/garden in the country), Steatoda grossa (widespread and sometimes very frequent in the southwest, but becomes much scarcer further north and east, but in the last few years seems to be increasing) and Steatoda nobilis, the one which gets the press for biting humans (originally confined to the south coast, now increasingly turning up elsewhere in southern England and found in 2006 in Barry, S. Wales). Steatoda nobilis has on occasions been responsible for bites, even though many of the cases publicised for this are almost certainly due to another cause, doctors commonly misdiagnose 'spider bites' and the media do not present an accurate or sensible story. Generally speaking people are vastly more likely to be stung by honey bees or social wasps, and spider bites are very rare. Steatoda spiders catch their prey using an untidy 'scaffold' web in corners, under window ledges etc and are generally unlikely to leave the webs to wander around, except when the males become adult and are looking for females.
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The weblog below is for naturalists to use to report interesting sightings, ask questions, report on field meetings and generally post pictures and any information or questions generally relevant in some way to the wildlife and geology of Essex. You will need to register and be logged-on to post to the forum, and you need to upload pictures first, for use in posts. Find out more
The weblog below is for naturalists to use to report interesting sightings, ask questions, report on field meetings and generally post pictures and any information or questions generally relevant in some way to the wildlife and geology of Essex. You will need to register and be logged-on to post to the forum, and you need to upload pictures first, for use in posts. Find out more