Escher's Blue

Escher's Blue

Plebicula escheri

Daily sighting probability ~10% · With luck
at Ecrins National Park

In 3 days ~20% in a week ~40%

6 Verified sightings at Ecrins 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 Ecrins National Park?

With luck

About 10% of wildlife watchers report an Escher's Blue sighting in Ecrins National Park on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 213th most-seen of the 251 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.

When is the best time to see an Escher's Blue in Ecrins National Park?

June to August

In those months about 10% of wildlife watchers report an Escher's Blue in Ecrins National Park on a given day, against under 5% in September 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.

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

Same family: Lycaenidae

The closest relatives of the Escher's Blue that you can see in Ecrins National Park (family Lycaenidae, Gossamer-winged Butterflies) are Scarce Copper (about 30%), Chalkhill Blue (about 30%) and Damon Blue (about 30%), 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 Ecrins National Park (6 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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