What are the chances of seeing an Adela viridella in London?
With luck
About 10% of wildlife watchers report an Adela viridella sighting in London on a given day, based on 165 verified sightings from GBIF citizen-science data. It is the 231st most-seen of the 1504 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 50%, if each day is a fresh chance.