Goldenrod Crab Spider
VU

Goldenrod Crab Spider

Misumena vatia

Unknown

Photo: Wikimedia Commons (CC) via https://en.wikipedia.org/wiki/Misumena_vatia

Overview

A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.

The Goldenrod Crab Spider faces significant population declines primarily due to intensive agricultural practices that eliminate the wildflower meadows essential for its hunting strategy. Widespread pesticide use directly reduces both spider populations and their prey base of pollinating insects, while habitat fragmentation isolates remaining populations and reduces genetic diversity. Climate change is altering flowering patterns of host plants, disrupting the species' carefully timed reproductive cycle that depends on peak flower abundance.

Threat summary

Habitat

Inhabits flower-rich meadows, grasslands, and garden borders where it ambush-hunts on white and yellow flowers including goldenrod, daisies, and sunflowers. Requires diverse flowering plant communities that provide both hunting platforms and prey abundance throughout the growing season.

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Frequently asked questions

Why is Goldenrod Crab Spider classified as Vulnerable?
Goldenrod Crab Spider is classified as Vulnerable because the population is declining and the species faces a high risk of extinction in the medium-term future if current pressures continue. The Goldenrod Crab Spider faces significant population declines primarily due to intensive agricultural practices that eliminate the wildflower meadows essential for its hunting strategy. Widespread pesticide use directly reduces both spider populations and their prey base of pollinating insects, while habitat fragmentation isolates remaining populations and reduces genetic diversity. Climate change is altering flowering patterns of host plants, disrupting the species' carefully timed reproductive cycle that depends on peak flower abundance.
Where does Goldenrod Crab Spider live?
Goldenrod Crab Spider occurs in Afghanistan, Åland Islands, Albania, Andorra, Armenia, and Austria (plus 55 other countries). Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Goldenrod Crab Spider?
The main threats to Goldenrod Crab Spider are ai-1, ai-2, ai-3, and ai-4. The full IUCN-classified threat record for this species is detailed on the species page.

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