Small Grey

Small Grey

Eudonia mercurella

Daily sighting probability <5% · Rare
at Copenhagen

In 3 days ~10% in a week ~30%

12 Verified sightings at Copenhagen
259 In all 8 parks From 2019 to 2026
July Best month
🌙 Nocturnal When it's spotted

About the Small Grey

Eudonia mercurella is a species of moth of the family Crambidae. It is found in Europe, western China, Iran, Lebanon, Turkey, and north-western Africa. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Sierra Nevada National Park 🇪🇸 Spain
~10%
2 Cévennes National Park 🇫🇷 France
~10%
3 Mercantour National Park 🇫🇷 France
~10%
4 Snowdonia National Park 🇬🇧 United Kingdom
~10%
5 Pyrénées National Park 🇫🇷 France
~10%
6 Bavarian Forest National Park 🇩🇪 Germany
~10%
7 Wadden Sea National Park 🇩🇪 Germany
~10%
8 Sierra de Guadarrama National Park 🇪🇸 Spain
<5%

Cities Where Found

# City Country Daily sighting probability
1 Liverpool 🇬🇧 United Kingdom
~20%
2 London 🇬🇧 United Kingdom
~10%
3 Dublin 🇮🇪 Ireland
~10%
4 Porto 🇵🇹 Portugal
~10%
5 Rotterdam [The Hague] 🇳🇱 Netherlands
~10%
6 Birmingham 🇬🇧 United Kingdom
~10%
7 Munich 🇩🇪 Germany
~10%
8 Berlin 🇩🇪 Germany
~10%
9 Manchester 🇬🇧 United Kingdom
~10%
10 Helsinki 🇫🇮 Finland
~10%

Before you go

What are the chances of seeing a Small Grey in Copenhagen?

Rare

Under 5% of wildlife watchers report a Small Grey sighting in Copenhagen on a given day, based on 12 verified sightings from GBIF citizen-science data. It is the 234th most-seen of the 476 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a Small Grey in Copenhagen?

July and August

In those months about 10% of wildlife watchers report a Small Grey in Copenhagen on a given day, against under 5% in September to June, the lowest months.

What time of day is best to see a Small Grey?

Between 10 pm and 1 am

Across all the parks we cover, that three-hour window holds the most Small Grey sightings with a recorded time, and about 7 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.

Is Copenhagen the best place to see a Small Grey?

14th of 18

Of the 18 cities where we can rate Small Grey sightings, Copenhagen ranks 14th at under 5%. The best odds are in Liverpool (United Kingdom, about 20%), London (United Kingdom, about 10%) and Dublin (Ireland, about 10%).

Which relatives of the Small Grey live in Copenhagen?

Same family: Crambidae

The closest relatives of the Small Grey that you can see in Copenhagen (family Crambidae, Crambid Snout Moths) are Box Tree Moth (about 20%), Mint Moth (about 10%) and Small Magpie (about 10%), with each one's daily chance of a sighting.

Where does the Small Grey sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Small Grey is recorded against all the insects logged in Copenhagen (12 verified sightings), 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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