Snakes and spiders in Wrangell-Petersburg Census Area, Alaska
Wrangell-Petersburg Census Area has 0 snake and 15 spider species on record, from 0 licensed snake and 507 spider records. No venomous snake or spider reaches the county list.
What spiders are in Wrangell-Petersburg Census Area?
In all, 15 spider species are on the Wrangell-Petersburg Census Area list. The most recorded are the common west coast woodland spider (71), the grey sheetweb weaver (30) and Helophora reducta (25).
Related species: Bathyphantes pallidus
Related species: Helophora insignis
Related species: Pardosa saxatilis
Related species: Bathyphantes pallidus
| # | Species | Records | Share of Alaska records |
|---|---|---|---|
| 1 | Common west coast woodland spider Cybaeus reticulatus | 71 | 6% |
| 2 | Grey sheetweb weaver Bathyphantes brevipes | 30 | 24% |
| 3 | Helophora reducta | 25 | 46% |
| 4 | Common six-spotted cobweaver Rugathodes sexpunctatus | 18 | 4% |
| 5 | Pardosa dorsuncata | 18 | 7% |
| 6 | Callobius pictus | 16 | 20% |
| 7 | Hump-headed shield sheetweaver Bathyphantes keeni | 12 | 5% |
| 8 | Long-jawed orb weaver Tetragnatha laboriosa | 12 | 11% |
| 9 | Neriene digna | 12 | 31% |
| 10 | Collinsia ksenia | 10 | 15% |
| 11 | Cryphoeca exlineae | 10 | 15% |
| 12 | Pacific sector orbweaver Zygiella dispar | 10 | 24% |
| 13 | Pirate otter spider Pirata piraticus | 10 | 19% |
| 14 | Ornamental orbweaver Larinioides patagiatus | 8 | 16% |
| 15 | Pimoa altioculata | 8 | 20% |
When are spiders out in Wrangell-Petersburg Census Area?
Observation records of spiders in Wrangell-Petersburg Census Area run mostly April through August, peaking in August with 52% of them, the same peak as Alaska as a whole.
What stands out in Wrangell-Petersburg Census Area
Species for which Wrangell-Petersburg Census Area holds a large share of all Alaska records: Helophora reducta, 46% (25 of 54); Neriene digna, 31% (12 of 39); the Pacific sector orbweaver, 24% (10 of 41); the grey sheetweb weaver, 24% (30 of 123); Callobius pictus, 20% (16 of 79); the pirate otter spider, 19% (10 of 52); Cryphoeca exlineae, 15% (10 of 66).
Common in Alaska, not on the Wrangell-Petersburg Census Area list
Among the spiders most recorded across Alaska, these do not reach the county list: Ceratinops inflatus (736 statewide), Sisicottus nesides (528 statewide), Tenuiphantes zelatus (508 statewide), Symmigma minimum (398 statewide), Walckenaeria cornuella (379 statewide) and Pocadicnemis pumila (338 statewide). Few records here can mean the species is rare in the county, or that few people have looked.
Wrangell-Petersburg Census Area among Alaska counties
Other Alaska counties with their own page: Haines Borough, Juneau City and Borough, Kenai Peninsula Borough, Matanuska-Susitna Borough, North Slope Borough, Prince of Wales-Outer Ketchikan Census Area, Skagway-Yakutat-Angoon Census Area and Southeast Fairbanks Census Area.
The whole state: venomous species in Alaska, all spiders.
GBIF records read 2026-09-29. Listed: any license. Counted: CC0/CC BY only. How we count.