Noble False Widow spiders arrived in the UK around 1879, migrating from Madeira and the Canary Islands. Noble False Black Widow spiders are not uncommon in Ireland or Britain but none were recorded here before the 1990s. Although each year a number of people in Britain die as a result bee and wasp stings no one has yet been recorded as dying from a noble false widow bite. The noble false widow spider first arrived in the … Noble False Widow spiders arrived in the UK around 1879, migrating from Madeira and the Canary Islands. The bite of a false widow spider will not cause your flesh to rot! The venom of false widow spiders is a nuerotoxin affecting the nervous system. In Ireland, Noble False Widow spiders live close to buildings and houses inhabited by people. Warning after women treated for spider bites An expert on insects has warned of the dangers of noble false black widow spiders as two Waterford women were treated for bites. Spiders found in Ireland include 15 unique species from confirmed sightings by contributing members of Spider ID. It is probably due to its slightly larger size and the fact that it prefers a warmer indoor environment making it more likely to come into contact with humans. Here’s a nice paper from our friends at the National University of Ireland on Steatoda nobilis, on the noble false widow spider, including a handy identification guide.Here are some highlights: Occurrence, reproductive rate and identification of the non-native Noble false widow spider Steatoda nobilis (Thorell, 1875) in Ireland Here’s a nice paper from our friends at the National University of Ireland on Steatoda nobilis, on the noble false widow spider, including a handy identification guide.Here are some highlights: Occurrence, reproductive rate and identification of the non-native Noble false widow spider Steatoda nobilis (Thorell, 1875) in Ireland Cited as Ireland's most venomous spider the false widow already has a bad reputation. Here’s a nice paper from our friends at the National University of Ireland on Steatoda nobilis, on the noble false widow spider, including a handy identification guide.Here are some highlights: Occurrence, reproductive rate and identification of the non-native Noble false widow spider Steatoda nobilis (Thorell, 1875) in Ireland This invasive species was first recorded in Ireland in Bray, Co Wexford in 1998 and has since colonized much of Ireland with confirmed sightings in 17 counties. Whilst this is true the bite itself is no worse than a wasp or bee sting. This gives the population much more of a chance to explode in numbers. As you will have no doubt read, the false widow is the UK’s most venomous spider. Most local spider and bug species in Ireland only live for a year at most, whereas False Widows can live for up to seven years. Researchers at NUI Galway have published research which shows that the False Widow spider is taking over Ireland and is an invasive species with a detrimental effect on native species. The false widow spider that has received most of the attention is S. nobilis, the noble false widow.