Hemihyalea ambigua silhouette

Silhouette: Zyoute (modified) · PhyloPic

Daily sighting probability ~10% · With luck
at Rocky Mountain National Park

In 3 days ~20% in a week ~40%

14 Verified sightings at Rocky Mountain National Park From 2019 to 2026
14 In 1 park
June Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Rocky Mountain National Park 🇺🇸 United States
~10%

More parks will be added in future updates.

Before you go

What are the chances of seeing a Hemihyalea ambigua in Rocky Mountain National Park?

With luck

About 10% of wildlife watchers report a Hemihyalea ambigua sighting in Rocky Mountain National Park on a given day, based on 14 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 97th most-seen of the 191 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.

When is the best time to see a Hemihyalea ambigua in Rocky Mountain National Park?

June and July

In those months about 10% of wildlife watchers report a Hemihyalea ambigua in Rocky Mountain National Park on a given day, against under 5% in August to May, the lowest months.

What time of day is best to see a Hemihyalea ambigua?

Between 7 and 10 am

Across all the parks we cover, that three-hour window holds the most Hemihyalea ambigua sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Where else can you see a Hemihyalea ambigua?

Only Rocky Mountain National Park, in our data

Rocky Mountain National Park is the only park on Wallace's Line with enough records to rate Hemihyalea ambigua sightings: about 10% of wildlife watchers there report one on a given day.

Which relatives of the Hemihyalea ambigua live in Rocky Mountain National Park?

Same family: Erebidae

The closest relatives of the Hemihyalea ambigua that you can see in Rocky Mountain National Park (family Erebidae, Underwing, Tiger, Tussock, and Allied Moths) are Spotted Tussock Moth (about 30%), Police Car Moth (about 30%) and Many-Spotted Tiger Moth (about 10%), with each one's daily chance of a sighting.

Where does the Hemihyalea ambigua sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Hemihyalea ambigua is recorded against all the insects logged in Rocky Mountain National Park (14 verified sightings from 2019 to 2026), 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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