Tissue Moth

Tissue Moth

Triphosa haesitata

Daily sighting probability <5% · Rare
at Vancouver

In 3 days ~10% in a week ~30%

54 Verified sightings at Vancouver
15 In 1 park From 2019 to 2026
March Best month
☀️🌙 Day & Night When it's spotted

About the Tissue Moth

Triphosa haesitata, the tissue moth or American tissue moth, is a species of geometrid moth in the family Geometridae. It is found in North America. Wikipedia →

Global Distribution

Parks Where Found

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

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Seattle 🇺🇸 United States
~10%
2 Portland 🇺🇸 United States
~10%
3 Vancouver 🇨🇦 Canada
<5%
4 San Francisco 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Tissue Moth in Vancouver?

Rare

Under 5% of wildlife watchers report a Tissue Moth sighting in Vancouver on a given day, based on 54 verified sightings from GBIF citizen-science data. It is the 112th most-seen of the 482 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a Tissue Moth in Vancouver?

March–April and August–October

In those months about 10% of wildlife watchers report a Tissue Moth in Vancouver on a given day, against under 5% in May–July and November–February, the lowest months.

What time of day is best to see a Tissue Moth?

Between 8 and 11 pm

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

Is Vancouver the best place to see a Tissue Moth?

3rd of 4

Of the 4 cities where we can rate Tissue Moth sightings, Vancouver ranks 3rd at under 5%. The best odds are in Seattle (United States, about 10%) and Portland (United States, about 10%).

Which relatives of the Tissue Moth live in Vancouver?

Same family: Geometridae

The closest relatives of the Tissue Moth that you can see in Vancouver (family Geometridae, Geometer Moths) are Hemlock Looper Moth (about 10%) and Phantom Hemlock Looper (about 10%), with each one's daily chance of a sighting.

Where does the Tissue Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Tissue Moth is recorded against all the insects logged in Vancouver (54 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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