Spiders in Alberta

There are several species of spiders in Alberta, though most of them are not observed in cities like Calgary. However, they become more active during the spring, leading to people getting bitten. Most spiders will avoid confrontation and flee, and generally, spider bites will not cause significant harm, thanks to modern treatments.

Spiders in Alberta

Spiders in Alberta Identification Chart

Common Spiders in Alberta

Cross Orb-weaver SpiderBold Jumping Spider

Big Spiders in Alberta

Striped Fishing SpiderDark Fishing Spider

Dangerous Spiders in Alberta

Western Black Widow SpiderHobo Spider

Most Venomous Spiders

Comb-footed Spiders

Western Black Widow Spider Western Black Widow (Latrodectus hesperus) - Have you ever heard about the Western Black Widow spider? It's a special spider found mostly in the western areas of North America. They are closely related to the northern black widow.… Continue Reading >

Funnel Weaver Spiders

Hobo Spider Image Hobo (Eratigena agrestis) - The Hobo spider is different from the Australian funnel-web, even though they both belong to the funnel-web spider group. With various scientific names like Philoica agrestis and Tegenaria rhaetica, these spiders can be found in Europe, Central Asia, and North America.… Continue Reading >

Less Venomous Spiders

Orb-weaver Spiders

Shamrock Orb Weaver Size Shamrock Orb Weaver (Araneus trifolium) - The shamrock orb weaver is a special spider from the Araneidae family. If you're curious, you'll find these little creatures in places like the United States and Canada.… Continue Reading >

European Garden Spider Cross Orb Weaver (Araneus diadematus) - Did you know the Cross Orb Weaver spider comes from Europe and North America? Their legs are super cool because they can spin special round webs.… Continue Reading >

Crab Spiders

Female Goldenrod Crab Spider Goldenrod Crab (Misumena vatia) - Goldenrod Crab Spiders are super cool! They can change colors and hang out on flowers, waiting for their food. Instead of making big webs, they use silk for catching food or keeping their eggs safe.… Continue Reading >

Funnel Weaver Spiders

Barn Funnel Weaver Spider Barn Funnel Weaver (Tegenaria domestica) - Discover the Barn Funnel Weaving Spider, a spider known by various names worldwide, like the Domestic House Spider in Europe and the Common House Spider in the Pacific Northwest.… Continue Reading >

Nursery Web Spiders

Striped Fishing Spider Size Striped Fishing (Dolomedes scriptus) - Discover the Striped Fishing Spider! This big spider is part of the Pisauridae family and lives in both the United States and Canada. With its striking patterns and unique habits, it has become a topic of interest.… Continue Reading >

Dark Fishing Dark Fishing (Dolomedes tenebrosus) - The Dark Fishing Spider is a special spider from the Pisauridae family. It looks a lot like the striped fishing spider. Here's something wild: after these spiders mate, the male often becomes a meal for the female!… Continue Reading >

Jumping Spider

Bold Jumping Spider Picture Bold Jumping (Phidippus audax) - Bold jumping spiders are super cool members of the Salticidae spider family. They get attention for their amazing jumps and colorful looks. Instead of using webs to catch food, they like to sneak up on bugs and jump on them!… Continue Reading >