What are the chances of seeing a Least Yellow Underwing in Wadden Sea National Park?
With luck
About 10% of wildlife watchers report a Least Yellow Underwing sighting in Wadden Sea National Park on a given day, based on 43 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 191st most-seen of the 818 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 a Least Yellow Underwing in Wadden Sea National Park?
July
In that month about 20% of wildlife watchers report a Least Yellow Underwing in Wadden Sea National Park on a given day, against under 5% in September to June, the lowest months.
What time of day is best to see a Least Yellow Underwing?
Between midnight and 3 am
Across all the parks we cover, that three-hour window holds the most Least Yellow Underwing sightings with a recorded time, and about 7 in 10 of them come between 6 pm and 6 am: it is seen both by day and at night.
Is Wadden Sea National Park the best place to see a Least Yellow Underwing?
Yes
Of the 2 parks where we can rate Least Yellow Underwing sightings, Wadden Sea National Park has the highest daily chance: about 10%. Next come Bavarian Forest National Park (Germany, about 10%).
Which relatives of the Least Yellow Underwing live in Wadden Sea National Park?
Same genus: Noctua
The closest relatives of the Least Yellow Underwing that you can see in Wadden Sea National Park (genus Noctua, Yellow Underwings) are Large Yellow Underwing (about 20%), Lesser Yellow Underwing (about 10%) and Broad-Bordered Yellow Underwing (about 10%), with each one's daily chance of a sighting.
Where does the Least Yellow Underwing sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Least Yellow Underwing is recorded against all the insects logged in Wadden Sea National Park (43 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.