Spiders in Ontario

Spiders found in Ontario include 37 unique species from confirmed sightings by contributing members of Spider ID. It is important to remember that spiders seen in Ontario are not bound by the territorial lines decided on by humans, therefore their distribution is subject to change. Occasionally, spiders can be found well outside of their known range due to being intentionally or accidentally transported by humans in cars, luggage, and other belongings.


37 Species Found in Ontario

Ontario Sightings
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Picture of Larinioides sclopetarius (Bridge Orb-weaver) - Dorsal Enlarge Picture
Picture of Tegenaria domestica (Barn Funnel Weaver) - Dorsal,Webs Enlarge Picture
Picture of Amaurobius ferox (Black Lace-Weaver) - Male Enlarge Picture
Picture of Amaurobius ferox (Black Lace-Weaver) - Dorsal Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Dorsal Enlarge Picture
Picture of Dolomedes tenebrosus (Dark Fishing Spider) - Dorsal Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Dorsal Enlarge Picture
Picture of Dysdera crocata (Woodlouse Hunter) - Dorsal Enlarge Picture
Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Male - Dorsal Enlarge Picture
Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Male - Dorsal Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of Steatoda triangulosa (Triangulate Cobweb Spider) - Dorsal Enlarge Picture
Picture of unidentified spider Enlarge Picture
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Picture of unidentified spider Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of Amaurobius ferox (Black Lace-Weaver) - Male - Dorsal Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of Steatoda spp. (False Widows) - Lateral,Webs,Prey Enlarge Picture
Picture of Dolomedes tenebrosus (Dark Fishing Spider) - Dorsal Enlarge Picture
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Picture of Pardosa spp. (Thin-legged Wolf Spiders) - Lateral Enlarge Picture
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Picture of unidentified spider Enlarge Picture
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Picture of unidentified spider Enlarge Picture
Picture of unidentified spider Enlarge Picture
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Picture of Cheiracanthium mildei (Long-legged Sac Spider) - Dorsal Enlarge Picture
Picture of Pisaurina mira (Nursery Web Spider) - Dorsal Enlarge Picture
Picture of Cheiracanthium mildei (Long-legged Sac Spider) - Dorsal Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of Amaurobius ferox (Black Lace-Weaver) - Dorsal Enlarge Picture
Picture of Bassaniana spp. (Bark Crab Spiders) - Dorsal Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of Cheiracanthium mildei (Long-legged Sac Spider) - Dorsal Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Dorsal Enlarge Picture
Picture of unidentified spider Enlarge Picture
Picture of Steatoda bipunctata (Rabbit Hutch Spider) - Dorsal Enlarge Picture
Picture of Herpyllus ecclesiasticus (Eastern Parson Spider) - Dorsal Enlarge Picture
Picture of unidentified spider Enlarge Picture