Tarnished Gray

Tarnished Gray

Iridopsis emasculatum

Daily sighting probability <5% · Rare
at Seattle

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

9 Verified sightings at Seattle
11 In 1 park From 2019 to 2026
June Best month
☀️ Diurnal When it's spotted

About the Tarnished Gray

Iridopsis emasculatum is a species of geometrid moth in the family Geometridae. It is found in North America. The MONA or Hodges number for Iridopsis emasculatum is 6589. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Pacific Rim National Park Reserve 🇨🇦 Canada
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Seattle 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Tarnished Gray in Seattle?

Rare

Under 5% of wildlife watchers report a Tarnished Gray sighting in Seattle on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 295th most-seen of the 428 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 Tarnished Gray in Seattle?

Any time of year

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

What time of day is best to see a Tarnished Gray?

Between 5 and 8 am

Across all the parks we cover, that three-hour window holds the most Tarnished Gray sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Where else can you see a Tarnished Gray?

Only Seattle, in our data

Seattle is the only city on Wallace's Line with enough records to rate Tarnished Gray sightings: under 5% of wildlife watchers there report one on a given day.

Which relatives of the Tarnished Gray live in Seattle?

Same family: Geometridae

The closest relatives of the Tarnished Gray that you can see in Seattle (family Geometridae, Geometer Moths) are Tissue Moth (about 10%), Omnivorous Looper (about 10%) and Small Dusty Wave (about 10%), with each one's daily chance of a sighting.

Where does the Tarnished Gray sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Tarnished Gray is recorded against all the insects logged in Seattle (9 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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