What are the chances of seeing a Chaffinch in London?
Possible
About 30% of wildlife watchers report a Chaffinch sighting in London on a given day, based on 7,900 verified sightings from GBIF citizen-science data. It is the 42nd most-seen of the 203 birds we can rate there. Over three days the chance rises to about 60%, and over a week to about 90%, if each day is a fresh chance.
