Epirrhoe alternata
In 3 days ~30% in a week ~50%
The common carpet or white-banded toothed carpet (Epirrhoe alternata) is a moth of the family Geometridae. The species was first described by Otto Friedrich Müller in 1764. It is found throughout the Palearctic and the Near East. In North America it ranges across the northern tier of the United States plus every province and territory of Canada. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Snowdonia National Park | 🇬🇧 United Kingdom | |
| 2 | Bavarian Forest National Park | 🇩🇪 Germany | |
| 3 | Aigüestortes National Park | 🇪🇸 Spain | |
| 4 | Wadden Sea National Park | 🇩🇪 Germany | |
| 5 | Białowieża National Park | 🇵🇱 Poland | |
| 6 | Triglav National Park | 🇸🇮 Slovenia | |
| 7 | Cairngorms National Park | 🇬🇧 United Kingdom | |
| 8 | Pyrénées National Park | 🇫🇷 France | |
| 9 | Fertő-Hanság National Park | 🇭🇺 Hungary | |
| 10 | Cévennes National Park | 🇫🇷 France | |
| 11 | Sierra de Guadarrama National Park | 🇪🇸 Spain |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Liverpool | 🇬🇧 United Kingdom | |
| 2 | Helsinki | 🇫🇮 Finland | |
| 3 | Berlin | 🇩🇪 Germany | |
| 4 | Prague | 🇨🇿 Czechia | |
| 5 | Manchester | 🇬🇧 United Kingdom | |
| 6 | London | 🇬🇧 United Kingdom | |
| 7 | Porto | 🇵🇹 Portugal | |
| 8 | Birmingham | 🇬🇧 United Kingdom | |
| 9 | Nizhny Novgorod | 🇷🇺 Russia | |
| 10 | Hamburg | 🇩🇪 Germany |
With luck
About 10% of wildlife watchers report a Common Carpet Moth sighting in Białowieża National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 131st most-seen of the 158 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.
May
In that month about 20% of wildlife watchers report a Common Carpet Moth in Białowieża National Park on a given day, against under 5% in August to April, the lowest months.
Between 10 pm and 1 am
Across all the parks we cover, that three-hour window holds the most Common Carpet Moth sightings with a recorded time, and about half of them come between 6 pm and 6 am: it is seen both by day and at night.
5th of 11
Of the 11 parks where we can rate Common Carpet Moth sightings, Białowieża National Park ranks 5th at about 10%. The best odds are in Snowdonia National Park (United Kingdom, about 20%), Bavarian Forest National Park (Germany, about 10%) and Aigüestortes National Park (Spain, about 10%).
Same family: Geometridae
The closest relatives of the Common Carpet Moth that you can see in Białowieża National Park (family Geometridae, Geometer Moths) are Latticed Heath (about 20%), Common Heath (about 20%) and Speckled Yellow (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Common Carpet Moth is recorded against all the insects logged in Białowieża National Park (5 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.
