Overview

Distribution

National Distribution

United States

Origin: Native

Regularity: Regularly occurring

Currently: Present

Confidence: Confident

Type of Residency: Year-round

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Ecology

Habitat

Habitat and Ecology

Systems
  • Terrestrial
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Source: IUCN

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Migration

Non-Migrant: No. All populations of this species make significant seasonal migrations.

Locally Migrant: No. No populations of this species make local extended movements (generally less than 200 km) at particular times of the year (e.g., to breeding or wintering grounds, to hibernation sites).

Locally Migrant: No. No populations of this species make annual migrations of over 200 km.

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Conservation

Conservation Status

IUCN Red List Assessment


Red List Category
VU
Vulnerable

Red List Criteria
D2

Version
2.3

Year Assessed
1996
  • Needs updating

Assessor/s
World Conservation Monitoring Centre

Reviewer/s

History
  • 1994
    Indeterminate
    (Groombridge 1994)
  • 1990
    Indeterminate
    (IUCN 1990)
  • 1988
    Indeterminate
    (IUCN Conservation Monitoring Centre 1988)
  • 1986
    Indeterminate
    (IUCN Conservation Monitoring Centre 1986)
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National NatureServe Conservation Status

United States

Rounded National Status Rank: NNR - Unranked

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NatureServe Conservation Status

Rounded Global Status Rank: G1 - Critically Imperiled

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Wikipedia

Dolloff cave spider

The Dolloff cave spider (family Tetragnathidae) is a spider native to the west coast of North America.

This species was listed on the 2000 IUCN Red List of Threatened Animals. This doesn't provide legal protection for the species, but the list tracks animals that may become endangered.

Habitat

The Dolloff cave spider lives in caves in the Empire Cave System and Grey Whale Ranch State Park.

References

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Names and Taxonomy

Taxonomy

Comments: Incorrectly spelled as dollof in Federal Register.

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