What are the chances of seeing a Chaffinch in Lyon?
Possible
About 30% of wildlife watchers report a Chaffinch sighting in Lyon on a given day, based on 149 verified sightings from GBIF citizen-science data. It is the 16th most-seen of the 86 birds we can rate there. Over three days the chance rises to about 70%, and over a week to about 90%, if each day is a fresh chance.
