Boise, Idaho is home to many spider species, many of which you might see crawling around in your home. Originally from Europe, it is believed the Hobo spider was accidentally brought into the United States through Seattle by boat in the early to mid 1900’s. If you have found a spider in Idaho that is not on our list, make sure to send us a picture via email to [email protected] and we will include it. In its native European range, the hobo spider nests outdoors and is not reported to be a serious threat to humans. Idaho has 12 unique spider species of which the brown recluse and the black widow are considered the most dangerous. These highly adaptable spiders soon began to take advantage of the cool Pacific Northwest weather and the highly populated area, eventually spreading into Eastern Washington and Idaho. While performing pest control services in Nampa, Idaho in the Hunters Point Subdivision, we saw a sight that compels many people to onto their couches and to throw shoes: A Hobo spider! Hobo Spider – Tegenaria agrestis Introduction The Hobo Spider is one that is considered to be very aggressive in nature. Sometimes referred to as the aggressive house spider, hobo spiders are common in the Boise area. They are found primarily in Washington, Oregon, Wyoming, Colorado, Utah, Idaho, and Montana (the Pacific Northwest United States). The Hobo Spider is one of a small number of spiders in North America whose bites are generally considered to be medically significant. Hobo spider bite "victim" here...I don't live in Idaho, but I do live in the Northwest where these nasty things indeed run pretty rampant during certain times of the year. By usaspiders Posted on May 1, 2020 May 1, 2020 Posted in Hobo Spider Tagged California, Colorado, Idaho, Montana, Oregon, Utah, Washington, Wyoming No Comments on Eratigena Agrestis – Hobo Spider Eratigena agrestis, commonly know as the hobo spider, is a funnel web spider that can be found in the Pacific Northwest. The hobo spider was first identified in the Seattle area in the 1930’s. The spider species Eratigena agrestis, commonly known as Hobo Spider, belongs to the genus Eratigena, in the family Agelenidae.Eratigena agrestis spiders have been sighted 25 times by contributing members. Just click on any of the images or links to learn more about the spider. The hobo spider has gained notoriety because it is poisonous and its bite causes necrotic lesions similar to the bite of brown spiders (Loxosceles spp.) which includes the brown recluse). The hobo that was detected here for the first time during the 1960s commonly thrives throughout the country, though its level of toxicity to humans remains a topic of debate. Of the hundreds of spider species that make their homes in Idaho, only two pose potential harm to humans: the notorious black widows and hobo spiders. The hobo spider bite is not considered to be fatal, however the spider’s venom is strong enough to cause local pain and also to cause tissue death at and near the bite. For help with control, treatment, and removal, call the experts at Orkin. Learn facts about hobo spider identification. Get info on how to get rid of hobo spiders and aggressive house spiders. Idaho Falls Hobo Spider Control If you have lived in the Idaho Falls area long enough, chances are you’ve at least heard of the notorious Hobo spider that likes to make it’s appearance sometime between the end of July to September. The hobo spider is typically brown to […] Hobo Spider Pest Control & Removal in BOISE, MERIDIAN, NAMPA, MOUNTAIN HOME, EMMETT & TREASURE VALLEY OF IDAHO Hobo spiders are found in and around places were humans reside. In the following pages there is a wide scope of information discussing the history, environment, reproduction, certain body structures, evolution, phylogeny, close relatives, identification, effects of a bite and finally future evolutionary changes of the Hobo spider.

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