Common Brassy Ringlet

Common Brassy Ringlet

Erebia cassioides

Daily sighting probability ~40% · Likely
at Mercantour National Park

In 3 days ~80% in a week >90%

88 Verified sightings at Mercantour National Park From 2019 to 2026
273 In all 6 parks
August Best month
☀️ Diurnal When it's spotted

About the Common Brassy Ringlet

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 →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Mercantour National Park 🇫🇷 France
~40%
2 Vanoise National Park 🇫🇷 France
~40%
3 Picos de Europa National Park 🇪🇸 Spain
~20%
4 Ecrins National Park 🇫🇷 France
~20%
5 Hohe Tauern National Park 🇦🇹 Austria
~20%
6 Pyrénées National Park 🇫🇷 France
~10%

Before you go

What are the chances of seeing a Common Brassy Ringlet in Mercantour National Park?

Likely

About 40% of wildlife watchers report a Common Brassy Ringlet sighting in Mercantour National Park on a given day, based on 88 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 15th most-seen of the 412 insects we can rate there. Over three days the chance rises to about 80%, and over a week to over 90%, if each day is a fresh chance.

When is the best time to see a Common Brassy Ringlet in Mercantour National Park?

August

In that month about 50% of wildlife watchers report a Common Brassy Ringlet in Mercantour National Park on a given day, against under 5% in January, March–May and November, the lowest months. That is one of Mercantour National Park's driest months, with about 50 mm of rain against 140 mm in October.

What time of day is best to see a Common Brassy Ringlet?

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.

Is Mercantour National Park the best place to see a Common Brassy Ringlet?

Yes

Of the 6 parks where we can rate Common Brassy Ringlet sightings, Mercantour National Park has the highest daily chance: about 40%. Next come Vanoise National Park (France, about 40%) and Picos de Europa National Park (Spain, about 20%).

Which relatives of the Common Brassy Ringlet live in Mercantour National Park?

Same genus: Erebia

The closest relatives of the Common Brassy Ringlet that you can see in Mercantour National Park (genus Erebia, Alpines) are Almond Ringlet (about 40%), Large Ringlet (about 40%) and Autumn Ringlet (about 30%), with each one's daily chance of a sighting.

Where does the Common Brassy Ringlet sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Common Brassy Ringlet is recorded against all the insects logged in Mercantour National Park (88 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.

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