Acorn Moth

Acorn Moth

Blastobasis glandulella

Daily sighting probability <5% · Rare
at Toronto

In 3 days ~10%

8 Verified sightings at Toronto
30 In all 2 parks From 2019 to 2026
February Best month
🌙 Nocturnal When it's spotted

About the Acorn Moth

Blastobasis glandulella is a species of moth of the family Blastobasidae. It is found in the Eastern United States and southern Ontario, Canada. It has also been recorded in California. In Europe, it has been recorded from Austria, Germany, the Czech Republic, Italy, Slovakia and Croatia. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Bavarian Forest National Park 🇩🇪 Germany
~10%
2 Cévennes National Park 🇫🇷 France
<5%

Cities Where Found

# City Country Daily sighting probability
1 Austin 🇺🇸 United States
<5%
2 Dallas 🇺🇸 United States
<5%
3 San Antonio 🇺🇸 United States
<5%
4 Houston 🇺🇸 United States
<5%
5 Toronto 🇨🇦 Canada
<5%

Before you go

What are the chances of seeing an Acorn Moth in Toronto?

Rare

Under 5% of wildlife watchers report an Acorn Moth sighting in Toronto on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 1212th most-seen of the 1689 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.

When is the best time to see an Acorn Moth in Toronto?

Any time of year

In every month with enough records, under 5% of wildlife watchers report an Acorn Moth in Toronto on a given day, so our monthly data shows no clear season.

What time of day is best to see an Acorn Moth?

Between 10 pm and 1 am

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

Is Toronto the best place to see an Acorn Moth?

Among the best

Of the 5 cities where we can rate Acorn Moth sightings, Toronto ranks 5th at under 5%, level with the leaders once rounded. The best odds are in Austin (United States, under 5%), Dallas (United States, under 5%) and San Antonio (United States, under 5%).

Which relatives of the Acorn Moth live in Toronto?

Same order: Lepidoptera

The closest relatives of the Acorn Moth that you can see in Toronto (order Lepidoptera, Butterflies and Moths) are Monarch (about 40%), Common Blue (about 30%) and Red Admiral (about 30%), with each one's daily chance of a sighting.

Where does the Acorn Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Acorn Moth is recorded against all the insects logged in Toronto (8 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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