Theronia hilaris

Theronia hilaris

Theronia hilaris

Daily sighting probability <5% · Rare
at Boston

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

13 Verified sightings at Boston
September Best month

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Boston 🇺🇸 United States
<5%
2 Toronto 🇨🇦 Canada
<5%
3 Montreal 🇨🇦 Canada
<5%
4 New York City 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Theronia hilaris in Boston?

Rare

Under 5% of wildlife watchers report a Theronia hilaris sighting in Boston on a given day, based on 13 verified sightings from GBIF citizen-science data. It is the 640th most-seen of the 1200 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 Theronia hilaris in Boston?

Any time of year

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

Is Boston the best place to see a Theronia hilaris?

Yes

Of the 4 cities where we can rate Theronia hilaris sightings, Boston has the highest daily chance: under 5%. Next come Toronto (Canada, under 5%) and Montreal (Canada, under 5%).

Where does the Theronia hilaris sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Theronia hilaris is recorded against all the insects logged in Boston (13 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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