American Ermine Moth

American Ermine Moth

Yponomeuta multipunctella

Daily sighting probability <5% · Rare
at Washington

In 3 days ~10% in a week ~20%

36 Verified sightings at Washington
15 In 1 park From 2019 to 2026
June Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Great Smoky Mountains National Park 🇺🇸 United States
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Baltimore 🇺🇸 United States
<5%
2 Washington 🇺🇸 United States
<5%
3 Toronto 🇨🇦 Canada
<5%

Before you go

What are the chances of seeing an American Ermine Moth in Washington?

Rare

Under 5% of wildlife watchers report an American Ermine Moth sighting in Washington on a given day, based on 36 verified sightings from GBIF citizen-science data. It is the 559th most-seen of the 1807 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.

When is the best time to see an American Ermine Moth in Washington?

June

In that month about 10% of wildlife watchers report an American Ermine Moth in Washington on a given day, against under 5% in July to May, the lowest months.

What time of day is best to see an American Ermine Moth?

Between 11 am and 2 pm

Across all the parks we cover, that three-hour window holds the most American Ermine Moth sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Washington the best place to see an American Ermine Moth?

Among the best

Of the 3 cities where we can rate American Ermine Moth sightings, Washington ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Baltimore (United States, under 5%).

Which relatives of the American Ermine Moth live in Washington?

Same order: Lepidoptera

The closest relatives of the American Ermine Moth that you can see in Washington (order Lepidoptera, Butterflies and Moths) are Eastern Tiger Swallowtail (about 30%), Monarch (about 30%) and Silver-Spotted Skipper (about 20%), with each one's daily chance of a sighting.

Where does the American Ermine Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the American Ermine Moth is recorded against all the insects logged in Washington (36 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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