3 Types of Wolf Spiders in Alaska

3 types of wolf spiders have a verified observation record in Alaska. The most frequently recorded are Spinyrib Wolf Spider, Ground wolf spider and Pirate Otter Spider. Here is the full list, ranked by how often each is reported on iNaturalist.

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3 types of wolf spiders have a verified observation record in Alaska. The most frequently recorded are Spinyrib Wolf Spider, Ground wolf spider and Pirate Otter Spider. Here is the full list, ranked by how often each is reported on iNaturalist.

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Verified species, source iNaturalist

3 types of wolf spiders recorded in Alaska

3 wolf spider species have a verified observation record in Alaska, each with at least 10 confirmed sightings. The full list, ranked by how often each is recorded, is below.

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    1

    Spinyrib Wolf Spider

    Alopecosa aculeata

    51 records
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    2

    Ground wolf spider

    Trochosa terricola

    18 records
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    3

    Pirate Otter Spider

    Pirata piraticus

    14 records

Plus 10 more recorded only rarely (fewer than 10 verified sightings). Counts from verified iNaturalist observations.

The Spinyrib Wolf Spider (Alopecosa aculeata) is the most commonly recorded, with 51 verified observations, about 61% of all wolf spiders reported in Alaska. If you spot a wolf spider here, it is statistically most likely to be this one.

Alaska also hosts less common wolf spiders such as Spinyrib Wolf Spider, Ground wolf spider and Pirate Otter Spider, each recorded fewer than 100 times. These are the species worth a second look when you are out, since a sighting is more notable.