VU

Thick-margined Mini-miner

Andrena falsifica

UnknownDDEU

Overview

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

The Thick-margined Mini-miner faces severe population declines primarily due to intensive agricultural practices that eliminate the wildflower meadows and sandy soils essential for its ground-nesting lifestyle. Pesticide applications targeting crop pests also directly impact this solitary bee species, while urban development continues to fragment its remaining habitat patches. Climate change compounds these pressures by altering flowering phenology of its preferred plant hosts, disrupting the precise timing required for successful reproduction.

Threat summary

Habitat

This specialized ground-nesting bee inhabits sandy soils in open grasslands, meadows, and woodland edges where it excavates shallow burrows for reproduction. The species requires proximity to diverse wildflower communities, particularly favoring areas with abundant spring-blooming plants that provide essential pollen and nectar resources.

Frequently asked questions

Why is Thick-margined Mini-miner classified as Vulnerable?
Thick-margined Mini-miner 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 Thick-margined Mini-miner faces severe population declines primarily due to intensive agricultural practices that eliminate the wildflower meadows and sandy soils essential for its ground-nesting lifestyle. Pesticide applications targeting crop pests also directly impact this solitary bee species, while urban development continues to fragment its remaining habitat patches. Climate change compounds these pressures by altering flowering phenology of its preferred plant hosts, disrupting the precise timing required for successful reproduction.
Where does Thick-margined Mini-miner live?
Thick-margined Mini-miner occurs in Austria, Belgium, Czechia, Denmark, Estonia, and France (plus 18 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 Thick-margined Mini-miner?
The main threats to Thick-margined Mini-miner 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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