Glassy Cutworm Moth

Glassy Cutworm Moth

Apamea devastator

Daily sighting probability <5% · Rare
at Calgary

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

7 Verified sightings at Calgary
August Best month

About the Glassy Cutworm Moth

Apamea devastator, the glassy cutworm, is a moth of the family Noctuidae. The moth is found in northeastern North America, including Nova Scotia, Alberta, New York, Ohio, and Massachusetts. The wingspan is 35 to 40 mm. The moth flies from May to September, depending on the location.

The larva, a cutworm, feeds on various grasses. It is subterranean and attacks the roots and basal stems of its hosts. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Edmonton 🇨🇦 Canada
~10%
2 Portland 🇺🇸 United States
<5%
3 Calgary 🇨🇦 Canada
<5%

Before you go

What are the chances of seeing a Glassy Cutworm Moth in Calgary?

Rare

Under 5% of wildlife watchers report a Glassy Cutworm Moth sighting in Calgary on a given day, based on 7 verified sightings from GBIF citizen-science data. It is the 203rd most-seen of the 256 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 a Glassy Cutworm Moth in Calgary?

Any time of year

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

Is Calgary the best place to see a Glassy Cutworm Moth?

3rd of 3

Of the 3 cities where we can rate Glassy Cutworm Moth sightings, Calgary ranks 3rd at under 5%. The best odds are in Edmonton (Canada, about 10%) and Portland (United States, under 5%).

Where does the Glassy Cutworm Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Glassy Cutworm Moth is recorded against all the insects logged in Calgary (7 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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