Erebia cassioides
In 3 days ~70% in a week >90%
Erebia cassioides, the common brassy ringlet, is a member of the subfamily Satyrinae of family Nymphalidae. This European endemic species is present in Spain (Cantabrian Mountains, Pyrenees), France (Pyrenees, Massif Central and the western and eastern Alps), Italy, Switzerland, Romania (Carpathians), Bulgaria (Rila and Pirin Mountains.), Greece, North Macedonia and in the Balkans (Serbia, Montenegro, Albania and Bosnia). It prefers grassy slopes with stones and rocks at altitudes between 1,600 and... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Mercantour National Park | 🇫🇷 France | |
| 2 | Vanoise National Park | 🇫🇷 France | |
| 3 | Picos de Europa National Park | 🇪🇸 Spain | |
| 4 | Ecrins National Park | 🇫🇷 France | |
| 5 | Hohe Tauern National Park | 🇦🇹 Austria | |
| 6 | Pyrénées National Park | 🇫🇷 France |
Likely
About 40% of wildlife watchers report a Common Brassy Ringlet sighting in Vanoise National Park on a given day, based on 67 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 8th most-seen of the 308 insects we can rate there. Over three days the chance rises to about 70%, and over a week to over 90%, if each day is a fresh chance.
August and September
In those months about 50% of wildlife watchers report a Common Brassy Ringlet in Vanoise National Park on a given day, against under 5% in October and December–June, the lowest months.
Between 11 am and 2 pm
Across all the parks we cover, that three-hour window holds the most Common Brassy Ringlet sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.
Among the best
Of the 6 parks where we can rate Common Brassy Ringlet sightings, Vanoise National Park ranks 2nd at about 40%, level with the leaders once rounded. The best odds are in Mercantour National Park (France, about 40%).
Same genus: Erebia
The closest relatives of the Common Brassy Ringlet that you can see in Vanoise National Park (genus Erebia, Alpines) are Large Ringlet (about 30%), Almond Ringlet (about 30%) and Lesser Mountain Ringlet (about 30%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Common Brassy Ringlet is recorded against all the insects logged in Vanoise National Park (67 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.
