“The false widow is established in most counties in Ireland. It is the most common urban spider. … It said it can produce 1,000 offspring a year and “in contrast native spiders are inactive during colder months, have shorter life spans and produce fewer offsprings.”
Are there false widows in Ireland?
Some 23 years after being first spotted in Ireland, the Noble false widow is now established in almost every county on the island. In east coastal counties such as Dublin, they are one of the most common urban spiders.
Are false widows invasive in Ireland?
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. In Ireland, False Widow spiders live close to buildings and houses inhabited by people.
When did false widow spiders come to Ireland?
Originally discovered here in 1999, the noble false widow – steatoda nobilis – has been reproducing at a significant rate, prompting questions as to how it might affect native spider species and humans.
Where can you find false widow spiders?
“Although most records are in an arc south of London, they occur patchily in the South West, East Anglia and the Midlands. There are also individual accounts from North Wales and Cumbria. The most northerly record is from Orkney, although probably transported there, as elsewhere.”
Should I report a false widow spider?
It is not necessary to report any sightings of the noble false widow spider to us.
Do false widows come indoors?
It might seem like false widow spiders make a dash for your home as soon as the weather gets chilly, but they can actually be seen inside year-round. Temperature may be one cause of the arachnid exodus as they attempt to get out of the cold, but some may have long gone unnoticed in the darkened corners of the house.
Can false widows jump?
Even false widows are not aggressive. … Spiders – including false widows – are afraid of being squished or eaten, so they are vying for a humble life in the crevices of home foundations or in the crannies of garden sheds. It won’t jump at you and it certainly shouldn’t pursue you.
What do you do if you find a false widow spider in Ireland?
Apply a cold pack to the site. Contact the NPIC, GP or pharmacist if pain persists or swelling develops. Seek medical attention for bites on or around the eye. “Seek urgent medical advice if vomiting, radiating pain and/or hot/cold flushes develop.”
How can you tell a false widow spider in Ireland?
Smaller than the native house spider, chocolate brown with a large bulbous abdomen and an intricate cream pattern sometimes resembling a skull, the false widow is easy to identify.
What attracts false widow spiders?
Try lemon-scented cleaners and furniture polish. Spiders aren’t attracted to light but their prey is, such as insects and moths. Turn off lights outside doors and windows and stop indoor lights shining through outdoors by using blinds and shades.
Where in Ireland is the black widow spider found?
The spiders are originally from Madeira and the Canary Islands and have spread right across Ireland since they were first detected here in the 1990s. A new study from researchers at NUI Galway has found that spider shares two-thirds of the toxins in its venom with the infamous Black Widow.
How many false widow spiders are in Ireland?
Researchers studied the populations across the country and actually found 550 of the species in Lucan, Co Dublin, during the course of the study. Their research is the first venom study of its kind in the world and comes 22 years after the first false widow spider was discovered in Ireland in 1999.
What do I do if I find a false widow in my house?
If you don’t want to leave a suspected false widow spider in your house, simply remove it in the humane way you would remove any other spider, with a glass and piece of paper. If you think you have been bitten and get significant swelling, numbness or nausea, seek medical assistance just to be on the safe side.
What looks like a false widow?
There are three very similar species of false widow spider that are likely to be found in or around our homes: Steatoda bipunctata (known as the rabbit hutch spider), Steatoda grossa (known as the cupboard spider) and Steatoda nobilis (known as the noble false widow).
How do I get rid of false widow spiders in my house?
If you want to get rid of the spiders, a thorough vacuum clean of the affected area will remove the webs and spiders from your house. If this isn’t possible, control may be accomplished by the removal of prey. This may involve the use of insecticidal sprays to control prey and predator.