Assara terebrella
In 3 days ~30% in a week ~50%
Assara terebrella is a moth of the family Pyralidae. It is found in Europe, Korea, Japan (Hokkaido), and eastern Siberia. The wingspan is 21–24 mm. The moth flies from May to September, depending on the location. The larvae feed on Norway spruce. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Vanoise National Park | 🇫🇷 France | |
| 2 | Bavarian Forest National Park | 🇩🇪 Germany |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Helsinki | 🇫🇮 Finland |
With luck
About 10% of wildlife watchers report a Dark Spruce Knot-Horn sighting in Vanoise National Park on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 252nd most-seen of the 308 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.
July
In that month about 20% of wildlife watchers report a Dark Spruce Knot-Horn in Vanoise National Park on a given day, against under 5% in August to June, the lowest months.
Between 10 pm and 1 am
Across all the parks we cover, that three-hour window holds the most Dark Spruce Knot-Horn 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.
Yes
Of the 2 parks where we can rate Dark Spruce Knot-Horn sightings, Vanoise National Park has the highest daily chance: about 10%. Next come Bavarian Forest National Park (Germany, about 10%).
Same order: Lepidoptera
The closest relatives of the Dark Spruce Knot-Horn that you can see in Vanoise National Park (order Lepidoptera, Butterflies and Moths) are Apollo (about 50%), Scarce Copper (about 40%) and Damon Blue (about 40%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Dark Spruce Knot-Horn is recorded against all the insects logged in Vanoise 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.
