Escher's Blue

Escher's Blue

Plebicula escheri

Daily sighting probability ~20% · Possible
at Mercantour National Park

In 3 days ~60% in a week ~90%

48 Verified sightings at Mercantour National Park From 2019 to 2026
196 In all 8 parks
June Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Mercantour National Park 🇫🇷 France
~20%
2 Cévennes National Park 🇫🇷 France
~10%
3 Aigüestortes National Park 🇪🇸 Spain
~10%
4 Sierra Nevada National Park 🇪🇸 Spain
~10%
5 Vanoise National Park 🇫🇷 France
~10%
6 Doi Inthanon National Park 🇹🇭 Thailand
~10%
7 Pyrénées National Park 🇫🇷 France
~10%
8 Ecrins National Park 🇫🇷 France
~10%

Before you go

What are the chances of seeing an Escher's Blue in Mercantour National Park?

Possible

About 20% of wildlife watchers report an Escher's Blue sighting in Mercantour National Park on a given day, based on 48 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 68th most-seen of the 412 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 Escher's Blue in Mercantour National Park?

June

In that month about 40% of wildlife watchers report an Escher's Blue in Mercantour National Park on a given day, against under 5% in October to May, the lowest months.

What time of day is best to see an Escher's Blue?

Between 11 am and 2 pm

Across all the parks we cover, that three-hour window holds the most Escher's Blue sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Mercantour National Park the best place to see an Escher's Blue?

Yes

Of the 8 parks where we can rate Escher's Blue sightings, Mercantour National Park has the highest daily chance: about 20%. Next come Cévennes National Park (France, about 10%) and Aigüestortes National Park (Spain, about 10%).

Which relatives of the Escher's Blue live in Mercantour National Park?

Same family: Lycaenidae

The closest relatives of the Escher's Blue that you can see in Mercantour National Park (family Lycaenidae, Gossamer-winged Butterflies) are Scarce Copper (about 50%), Sooty Copper (about 40%) and Chalkhill Blue (about 40%), with each one's daily chance of a sighting.

Where does the Escher's Blue sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Escher's Blue is recorded against all the insects logged in Mercantour National Park (48 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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