What are the chances of seeing an Idaea fervens in Brownsberg Nature Park?
Possible
About 30% of wildlife watchers report an Idaea fervens sighting in Brownsberg Nature Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 51st most-seen of the 74 insects 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.
When is the best time to see an Idaea fervens in Brownsberg Nature Park?
December and January
In those months about 50% of wildlife watchers report an Idaea fervens in Brownsberg Nature Park on a given day, against under 5% in February–April and November, the lowest months. September has too few records to rate.
What time of day is best to see an Idaea fervens?
Between 5 and 8 am
Across all the parks we cover, that three-hour window holds the most Idaea fervens 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.
Where else can you see an Idaea fervens?
Only Brownsberg Nature Park, in our data
Brownsberg Nature Park is the only park on Wallace's Line with enough records to rate Idaea fervens sightings: about 30% of wildlife watchers there report one on a given day.
Where does the Idaea fervens sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Idaea fervens is recorded against all the insects logged in Brownsberg Nature Park (5 verified sightings from 2019 to 2026), 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.