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Halictus microcardia

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Overview

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

Halictus microcardia faces severe population decline primarily due to habitat destruction from agricultural intensification and urban development across its limited Mediterranean range. The species' specialized nesting requirements in sandy soils make it particularly vulnerable to ground disturbance and soil compaction from livestock grazing. Climate change poses an additional threat through altered precipitation patterns that affect the flowering cycles of its preferred plant hosts.

Threat summary

Habitat

This solitary bee species inhabits Mediterranean scrubland and coastal areas with sandy or well-drained soils suitable for ground nesting. It shows a strong preference for areas with abundant native flowering plants, particularly those blooming during its active season from spring through early summer.

Frequently asked questions

Why is Halictus microcardia classified as Endangered?
Halictus microcardia is classified as Endangered — facing a very high risk of extinction in the wild — because population numbers are declining steeply and key habitats are under sustained pressure. Halictus microcardia faces severe population decline primarily due to habitat destruction from agricultural intensification and urban development across its limited Mediterranean range. The species' specialized nesting requirements in sandy soils make it particularly vulnerable to ground disturbance and soil compaction from livestock grazing. Climate change poses an additional threat through altered precipitation patterns that affect the flowering cycles of its preferred plant hosts.
Where does Halictus microcardia live?
Halictus microcardia occurs in Spain. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Halictus microcardia?
The main threats to Halictus microcardia 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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