ENEndangered
Colletes sierrensis
UnknownENEU
Overview
A detailed profile for this species is sourced from the IUCN Red List of Threatened Species as assessments become available.
Conservation measures underway
Site/area protectionSpecies recovery
Other threatened species in COLLETIDAE
Threatened in France
Frequently asked questions
Why is Colletes sierrensis classified as Endangered?
Colletes sierrensis 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, per the IUCN Red List assessment recorded in the SpeciesRadar database.
Where does Colletes sierrensis live?
Colletes sierrensis occurs in France, Spain, and Switzerland. Country-level distribution data is sourced from the IUCN Red List and cross-referenced with GBIF occurrences.
What are the main threats to Colletes sierrensis?
The main threats to Colletes sierrensis are 2.1, and 5.3. The full IUCN-classified threat record for this species is detailed on the species page.
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