Idaea ostrinaria
In 3 days ~20% in a week ~40%
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Cévennes National Park | 🇫🇷 France | |
| 2 | Sierra Nevada National Park | 🇪🇸 Spain | |
| 3 | Sierra de Guadarrama National Park | 🇪🇸 Spain |
With luck
About 10% of wildlife watchers report an Idaea ostrinaria sighting in Sierra de Guadarrama National Park on a given day, based on 23 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 141st most-seen of the 597 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
June
In that month about 20% of wildlife watchers report an Idaea ostrinaria in Sierra de Guadarrama National Park on a given day, against under 5% in August to April, the lowest months.
Between 11 pm and 2 am
Across all the parks we cover, that three-hour window holds the most Idaea ostrinaria sightings with a recorded time, and about 8 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.
Among the best
Of the 3 parks where we can rate Idaea ostrinaria sightings, Sierra de Guadarrama National Park ranks 3rd at about 10%, level with the leaders once rounded. The best odds are in Cévennes National Park (France, about 10%) and Sierra Nevada National Park (Spain, about 10%).
Same genus: Idaea
The closest relatives of the Idaea ostrinaria that you can see in Sierra de Guadarrama National Park (genus Idaea) are Portland Ribbon Wave (about 10%), Bright Wave (about 10%) and Least Carpet (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Idaea ostrinaria is recorded against all the insects logged in Sierra de Guadarrama National Park (23 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.
