St Mark's Fly

Bibio marci

About

St Mark's flies emerge around St Mark's Day (25 April) in large numbers, dangling their legs as they fly slowly over vegetation. Males swarm to attract females.

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Quick Facts

Category: Insect
Latin name: Bibio marci
IUCN Status: LC — Least Concern
Community sightings: 0

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Conservation Status: LC

Least Concern — assessed by the IUCN Red List of Threatened Species.