One-Banded Mason Wasp

One-Banded Mason Wasp

Ancistrocerus unifasciatus

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

In 3 days ~10%

5 Verified sightings at New York City
June Best month

About the One-Banded Mason Wasp

Ancistrocerus unifasciatus, also known as the one-banded mason wasp, is a species of mason wasp in the genus Ancistrocerus. It is found in eastern North America. Wikipedia →

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 Toronto 🇨🇦 Canada
<5%
2 Boston 🇺🇸 United States
<5%
3 Austin 🇺🇸 United States
<5%
4 New York City 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a One-Banded Mason Wasp in New York City?

Rare

Under 5% of wildlife watchers report a One-Banded Mason Wasp sighting in New York City on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 1492nd most-seen of the 1623 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.

When is the best time to see a One-Banded Mason Wasp in New York City?

Any time of year

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

Is New York City the best place to see a One-Banded Mason Wasp?

Among the best

Of the 4 cities where we can rate One-Banded Mason Wasp sightings, New York City ranks 4th at under 5%, level with the leaders once rounded. The best odds are in Toronto (Canada, under 5%), Boston (United States, under 5%) and Austin (United States, under 5%).

Where does the One-Banded Mason Wasp sighting chance come from?

GBIF citizen-science records

It is estimated from how often the One-Banded Mason Wasp is recorded against all the insects logged in New York City (5 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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