What are the chances of seeing a Svensson's Copper Underwing in Birmingham?
Rare
Under 5% of wildlife watchers report a Svensson's Copper Underwing sighting in Birmingham on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 745th most-seen of the 811 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.
When is the best time to see a Svensson's Copper Underwing in Birmingham?
September
In that month about 10% of wildlife watchers report a Svensson's Copper Underwing in Birmingham on a given day, against under 5% in October to August, the lowest months.
Is Birmingham the best place to see a Svensson's Copper Underwing?
11th of 11
Of the 11 cities where we can rate Svensson's Copper Underwing sightings, Birmingham ranks 11th at under 5%. The best odds are in Budapest (Hungary, about 10%), Vienna (Austria, about 10%) and Prague (Czechia, under 5%).
Where does the Svensson's Copper Underwing sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Svensson's Copper Underwing is recorded against all the insects logged in Birmingham (5 verified sightings), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.