CR

Cambarus veitchorum

Declining

Overview

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

Cambarus veitchorum faces severe threats from habitat degradation and water quality deterioration in its limited range. Agricultural runoff, urban development, and sedimentation have significantly impacted the clear, well-oxygenated streams this species requires. The crayfish's extremely restricted distribution makes it particularly vulnerable to localized environmental changes and pollution events.

Threat summary

Habitat

This freshwater crayfish inhabits clear, rocky streams and springs with good water quality and adequate dissolved oxygen levels. It typically occurs in areas with gravel substrates and moderate water flow, often seeking shelter under rocks and in crevices.

Caves and subterranean habitats· major

Conservation measures underway

Species recovery

Frequently asked questions

Why is Cambarus veitchorum classified as Critically Endangered?
Cambarus veitchorum is classified as Critically Endangered — facing an extremely high risk of extinction in the wild — because population sizes are very small, declining sharply, or restricted to a tiny range. Cambarus veitchorum faces severe threats from habitat degradation and water quality deterioration in its limited range. Agricultural runoff, urban development, and sedimentation have significantly impacted the clear, well-oxygenated streams this species requires. The crayfish's extremely restricted distribution makes it particularly vulnerable to localized environmental changes and pollution events.
Where does Cambarus veitchorum live?
Cambarus veitchorum occurs in United States. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Cambarus veitchorum?
The main threats to Cambarus veitchorum 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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