Brown-Shaded Gray

Brown-Shaded Gray

Iridopsis defectaria

Daily sighting probability <5% · Rare
at New York City

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

15 Verified sightings at New York City
6 In 1 park From 2019 to 2026
August Best month
🌙 Nocturnal When it's spotted

About the Brown-Shaded Gray

Anacamptodes defectaria, the brown-shaded gray moth, is a moth of the family Geometridae. It is found from Pennsylvania, west to Iowa and Kansas, south to Texas, and south and east to Florida. The wingspan is about 30 mm. Adults are on wing from February to November depending on the location.

The larvae feed on oak, poplar, sweet cherry and willow. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Shenandoah National Park 🇺🇸 United States
<5%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Austin 🇺🇸 United States
~10%
2 Dallas 🇺🇸 United States
~10%
3 San Antonio 🇺🇸 United States
~10%
4 Baltimore 🇺🇸 United States
<5%
5 Orlando 🇺🇸 United States
<5%
6 Washington 🇺🇸 United States
<5%
7 Houston 🇺🇸 United States
<5%
8 Monterrey 🇲🇽 México
<5%
9 Philadelphia 🇺🇸 United States
<5%
10 Miami 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Brown-Shaded Gray in New York City?

Rare

Under 5% of wildlife watchers report a Brown-Shaded Gray sighting in New York City on a given day, based on 15 verified sightings from GBIF citizen-science data. It is the 804th most-seen of the 1623 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 Brown-Shaded Gray in New York City?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Brown-Shaded Gray in New York City on a given day, so our monthly data shows no clear season.

What time of day is best to see a Brown-Shaded Gray?

Between 10 pm and 1 am

Across all the parks we cover, that three-hour window holds the most Brown-Shaded Gray sightings with a recorded time, and about 8 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.

Is New York City the best place to see a Brown-Shaded Gray?

11th of 11

Of the 11 cities where we can rate Brown-Shaded Gray sightings, New York City ranks 11th at under 5%. The best odds are in Austin (United States, about 10%), Dallas (United States, about 10%) and San Antonio (United States, about 10%).

Where does the Brown-Shaded Gray sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Brown-Shaded Gray is recorded against all the insects logged in New York City (15 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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