VU

Elimia crenatella

Unknown

Overview

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

Elimia crenatella faces severe threats from water pollution and sedimentation in its freshwater habitats, particularly from agricultural runoff and urban development. Dam construction and water diversions have altered natural flow regimes, disrupting the species' reproductive cycles and habitat quality. Invasive species competition and collection pressure have further contributed to population declines across its limited range.

Threat summary

Habitat

Elimia crenatella inhabits clean, well-oxygenated freshwater streams and rivers with rocky or gravel substrates. The species requires stable water flow and is typically found in areas with moderate current and good water quality.

FRESHWATER· major

Frequently asked questions

Why is Elimia crenatella classified as Vulnerable?
Elimia crenatella 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. Elimia crenatella faces severe threats from water pollution and sedimentation in its freshwater habitats, particularly from agricultural runoff and urban development. Dam construction and water diversions have altered natural flow regimes, disrupting the species' reproductive cycles and habitat quality. Invasive species competition and collection pressure have further contributed to population declines across its limited range.
Where does Elimia crenatella live?
Elimia crenatella 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 Elimia crenatella?
The main threats to Elimia crenatella 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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