VU

One-grooved Diving Beetle

Bidessus unistriatus

Unknown

Overview

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

The One-grooved Diving Beetle faces severe threats from habitat degradation and loss of its specialized aquatic environments. Agricultural intensification and urban development have led to pollution and alteration of the small water bodies this species depends on. Climate change poses additional risks through altered precipitation patterns that could dry up critical breeding habitats, while invasive species may compete for resources in its limited range.

Threat summary

Habitat

This diving beetle inhabits small, shallow freshwater bodies including temporary pools, ponds, and slow-moving streams with abundant vegetation. It requires clean, well-oxygenated water with suitable substrate for both larval development and adult foraging activities.

Frequently asked questions

Why is One-grooved Diving Beetle classified as Vulnerable?
One-grooved Diving Beetle 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 One-grooved Diving Beetle faces severe threats from habitat degradation and loss of its specialized aquatic environments. Agricultural intensification and urban development have led to pollution and alteration of the small water bodies this species depends on. Climate change poses additional risks through altered precipitation patterns that could dry up critical breeding habitats, while invasive species may compete for resources in its limited range.
Where does One-grooved Diving Beetle live?
One-grooved Diving Beetle occurs in Åland Islands, Austria, Belarus, Belgium, Bosnia & Herzegovina, and Croatia (plus 19 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 One-grooved Diving Beetle?
The main threats to One-grooved Diving Beetle 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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