What are the chances of seeing a Clepsis dumicolana in Brussels?
With luck
About 10% of wildlife watchers report a Clepsis dumicolana sighting in Brussels on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 200th most-seen of the 337 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.
When is the best time to see a Clepsis dumicolana in Brussels?
May–June and August–September
In those months about 10% of wildlife watchers report a Clepsis dumicolana in Brussels on a given day, against under 5% in July and October–April, the lowest months.
Is Brussels the best place to see a Clepsis dumicolana?
Among the best
Of the 9 cities where we can rate Clepsis dumicolana sightings, Brussels ranks 5th at about 10%, level with the leaders once rounded. The best odds are in Rotterdam [The Hague] (Netherlands, about 10%), London (United Kingdom, about 10%) and Berlin (Germany, about 10%).
Where does the Clepsis dumicolana sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Clepsis dumicolana is recorded against all the insects logged in Brussels (9 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.