What are the chances of seeing a Dark Bordered Pearl in Copenhagen?
With luck
About 10% of wildlife watchers report a Dark Bordered Pearl sighting in Copenhagen on a given day, based on 21 verified sightings from GBIF citizen-science data. It is the 154th most-seen of the 476 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 Dark Bordered Pearl in Copenhagen?
June to September
In those months about 10% of wildlife watchers report a Dark Bordered Pearl in Copenhagen on a given day, against under 5% in October to May, the lowest months.
What time of day is best to see a Dark Bordered Pearl?
Between 5 and 8 am
Across all the parks we cover, that three-hour window holds the most Dark Bordered Pearl sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is most active around dawn and dusk.
Is Copenhagen the best place to see a Dark Bordered Pearl?
Yes
Of the 3 cities where we can rate Dark Bordered Pearl sightings, Copenhagen has the highest daily chance: about 10%. Next come London (United Kingdom, about 10%) and Helsinki (Finland, under 5%).
Where does the Dark Bordered Pearl sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Dark Bordered Pearl is recorded against all the insects logged in Copenhagen (21 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.