CR

Ochre-Bellied Crayfish

Euastacus mirangudijn

Unknown

Overview

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

The Ochre-Bellied Crayfish faces severe threats from habitat degradation and water quality decline across its limited range in southeastern Australia. Agricultural runoff, urban development, and altered water flows have significantly impacted the pristine freshwater systems this species requires for survival.

Threat summary

Habitat

Inhabits cool, clear freshwater streams and rivers with rocky substrates in forested catchments of southeastern Australia. Requires well-oxygenated water with stable temperatures and abundant shelter sites among rocks, logs, and undercut banks.

FRESHWATER· major

Frequently asked questions

Why is Ochre-Bellied Crayfish classified as Critically Endangered?
Ochre-Bellied Crayfish 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. The Ochre-Bellied Crayfish faces severe threats from habitat degradation and water quality decline across its limited range in southeastern Australia. Agricultural runoff, urban development, and altered water flows have significantly impacted the pristine freshwater systems this species requires for survival.
Where does Ochre-Bellied Crayfish live?
Ochre-Bellied Crayfish occurs in across multiple regions. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Ochre-Bellied Crayfish?
The main threats to Ochre-Bellied Crayfish 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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