Common Angle

Common Angle

Macaria aemulataria

Daily sighting probability <5% · Rare
at Baltimore

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

6 Verified sightings at Baltimore
6 In 1 park From 2019 to 2026
June Best month
☀️🌙 Day & Night When it's spotted

About the Common Angle

Macaria aemulataria, the common angle moth, is a moth in the family Geometridae. The species was first described by Francis Walker in 1861. It is found from Nova Scotia to Florida, west to Texas, north to Oregon and Alberta.

The wingspan is 20–22 mm (0.79–0.87 in). Adults are on wing from mid-June to mid-July in Alberta and from May to September in Ohio. The larvae feed on Acer species. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Great Smoky Mountains National Park 🇺🇸 United States
<5%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Dallas 🇺🇸 United States
<5%
2 Austin 🇺🇸 United States
<5%
3 Baltimore 🇺🇸 United States
<5%
4 Washington 🇺🇸 United States
<5%
5 Toronto 🇨🇦 Canada
<5%
6 Houston 🇺🇸 United States
<5%
7 New York City 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Common Angle in Baltimore?

Rare

Under 5% of wildlife watchers report a Common Angle sighting in Baltimore on a given day, based on 6 verified sightings from GBIF citizen-science data. It is the 546th most-seen of the 705 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 Common Angle in Baltimore?

Any time of year

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

What time of day is best to see a Common Angle?

Between 10 am and 1 pm

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

Is Baltimore the best place to see a Common Angle?

Among the best

Of the 7 cities where we can rate Common Angle sightings, Baltimore ranks 3rd at under 5%, level with the leaders once rounded. The best odds are in Dallas (United States, under 5%) and Austin (United States, under 5%).

Where does the Common Angle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Common Angle is recorded against all the insects logged in Baltimore (6 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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