Cydia fagiglandana
In 3 days ~20% in a week ~40%
Cydia fagiglandana, the beech moth, is a moth of the family Tortricidae. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Sierra Nevada National Park | 🇪🇸 Spain | |
| 2 | Bavarian Forest National Park | 🇩🇪 Germany | |
| 3 | Cévennes National Park | 🇫🇷 France |
With luck
About 10% of wildlife watchers report a Large Beech Piercer sighting in Bavarian Forest National Park on a given day, based on 16 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 402nd most-seen of the 1115 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.
May to July
In those months about 10% of wildlife watchers report a Large Beech Piercer in Bavarian Forest National Park on a given day, against under 5% in August to April, the lowest months.
Between 9 pm and midnight
Across all the parks we cover, that three-hour window holds the most Large Beech Piercer sightings with a recorded time, and about 8 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.
Among the best
Of the 3 parks where we can rate Large Beech Piercer sightings, Bavarian Forest National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Sierra Nevada National Park (Spain, about 10%).
Same genus: Cydia
The closest relatives of the Large Beech Piercer that you can see in Bavarian Forest National Park (genus Cydia) are Marbled Piercer (about 10%) and Vagrant Piercer (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Large Beech Piercer is recorded against all the insects logged in Bavarian Forest National Park (16 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.
