There are different spider species indigenous to Washington of which the most dangerous are the false widow and the brown widow. Giant house spiders are drawn to dark and secluded areas which means they are frequently found in garages or basements.
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The giant house spider is the name used to describe three separate species.

. Eratigena atrica Giant House Spider has been sighted in the following. Similar to hobo spiders giant house spiders are also an invasive species from Europe that were only established in the PNW as. The giant house spider was once enlisted in the Guinness Book of World Records for its speed 118 mph.
These are the spiders that make grown men and women squeal and jump on top of chairs. People often mistake it for the common house spider or the hobo spider. It is important to remember that spiders seen in Washington are not bound by the territorial lines decided on by humans therefore their distribution is subject to change.
Our pest control operators use the latest spider control methods to clear them and keep them out of peoples homes. If you have a house spider infestation that you urgently need removed Eastside Exterminators can help. From Europe and has since created a sizeable population in the Pacific Northwest.
Giant house spiders as the name would suggest are common in Washington and are the biggest spiders in the state. Eratigena atrica is most often sighted. The posterior or the opisthosoma has a line.
Females can grow to 073 inches 185mm in body length and males grow to around 059 inches 15mm in body length. Giant House Spiders Few residents of Western Washington have not been startled by a giant house spider at some point in their lives. In 2013 they were moved to the new genus Eratigena as the single species Eratigena atrica.
To schedule our services to get rid of the PNW spiders call us at 425-318-7912 today. Hobo Eratigena agrestis Common House Parasteatoda tepidariorum Barn. As of April 2020 the three species view was accepted by the World Spider Catalog.
The leg span of females is around 2 inch 45-50 mm while males have 09 in-3 in 25-75 mm. They are not found east of the Cascades in Washington. Experts in Removing Spiders From Homes.
Duellica is commonly found in and around Washington homes west of the Cascade MountainsIts range also includes parts of coastal Canada and Oregon. Giant House Spider 50 pictures. Usually are not aggressive bites can happen when they become trapped or accidentally disturbed.
The GHS Tegenaria duellica or T. They are among the largest spiders of Central and Northern Europe. If they are outside they often build nests in rigid spots such as gaps between bricks or within firewood.
One may also ask are giant house spiders dangerous. Giant house spiders are a large species that is frequently found throughout North America. There are two spiders of medical significance in Washington the black widow spider and the yellow sac spider.
Their palps abdomen and legs are hairy. While this species isnt poisonous it can be scary to find one crawling on your wall in the middle of the night. Common Washington House Spiders.
Duellica is commonly found in and around Washington homes west of the Cascade. The northern yellow sac is said to be mildly venomous. Some people will capture.
Like the other spiders so far on this list this one is mostly harmless. They grow to 10 to 15 mm in size and the males can have legs up to 3 inches in height. The entire body is beige brown or orange with sternum having three beige gray or brown dots on its two sides.
Rated 49 5 Based on. The giant house spider has been treated as either one species under the name Eratigena atrica or as three species E. The giant house spider Eratigena atrica formally known as Tegenaria gigantea and T.
The funnel weaver Tegenaria domestica is another common spider in Washington State. These spiders live in your house and keep to themselves during the day but at night during mating season the males start scuttling around the house in search of females. In 2018 the three separate species were r.
They were previously placed in the genus Tegenaria. A giant house spider may bite a person in self-defense but its. The only visual difference is that this spider has striped legs whereas the other ones have solid colors on the.
It is often seen in mid-summer to early fall when males in. Indoor spiders will die if you put them outdoors. Although primarily found in Europe you can also find these spiders in Washington and parts of the United States.
Giant house spider. The biggest males can have a four-inch leg span. The spider species Eratigena atrica commonly known as Giant House Spider belongs to the genus Eratigena in the family AgelenidaeEratigena atrica spiders have been sighted 27 times by contributing members.
The most common spiders in Washington State are giant house spiders jumping spiders and orb weavers. Eden Advanced Pest Technologies. The wolf spider is said to thrive in most regions of Washington DC.
Females are around 07 in 18 mm while males are 039-059 in 10-15 mm. These spiders are not toxic to humans and can even be beneficial by limiting the population of other pests such as mosquitoes fleas and ants. On top of that hobo spiders arent common in urban Puget Sound because the giant house spider out-competes them.
Giant house spiders are dark brown with a light marking on the sternum and three spots on the side that form an arrow pointing towers the spiders head. Based on collected data the geographic range for Eratigena atrica includes 6 countries and 3 states in the United States. Washington 509-327-3700 IDAHO 208-714-4970.
It is one of the most commonly seen spiders in Western. Spiders found in Washington include 34 unique species from confirmed sightings by contributing members of Spider ID. Giant house spiders are known for constructing large and funnel-shaped webs particularly in tight corners or.
All three species belong to the funnel weaver spider family Agelenidae. The giant house spider Eratigena atrica was introduced to the US.
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