Taxonomy

Colletes (Colletes) hederae

Distribution

Status

Conservation status

Not Assessed

Species Biology

Identification

  • A medium to large-sized solitary species (9-14mm)
  • Thorax with dense ginger hairs
  • Both males and females with broad orange-buff bands on the abdomen (fade with age)
  • Males generally smaller than females, with hairier faces
  • Could be confused with C. similis or C. succinctus

Habitat

Currently only known from sand dunes at one site. A wide range of habitats are exploited in Britain

Flight period

Early September-early November

Nesting biology

Ground nesting (sandy/clay soils, soft rock cliffs). Often nests in large aggregations

Flowers visited

Polylectic with a very strong preference for Helix hedera.

Distribution

World distribution(GBIF)

Temporal change

Records submitted to Data Centre in 2022

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How can you help

This species was first found in Ireland in 2021 in Co. Wexford. It has spread rapidly in Britain and may do so in Ireland. You can help to track the expansion of this bee by checking Ivy blossom in autumn and submitting your sightings to the National Biodiversity Data Centre. 

References

Publications

Flowers Visited: Teppner, H. and Brosch, U., 2015. Pseudo-oligolecty in Colletes hederae (Apidae-Colletinae, Hymenoptera). Linzer Biologische Beitr├Ąge47, pp.301-306.

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