Pitted Mason Wasp

Pitted Mason Wasp

Euodynerus foraminatus

Daily sighting probability <5% · Rare
at Montreal

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

22 Verified sightings at Montreal
7 In 1 park From 2019 to 2026
June Best month
☀️ Diurnal When it's spotted

About the Pitted Mason Wasp

Euodynerus foraminatus is a species of potter or mason wasp in the family Vespidae. It is notable as a hymenopteran with fertile diploid males. Wikipedia →

Global Distribution

Parks Where Found

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

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Minneapolis [Saint Paul] 🇺🇸 United States
~10%
2 Boston 🇺🇸 United States
~10%
3 Toronto 🇨🇦 Canada
<5%
4 Dallas 🇺🇸 United States
<5%
5 Chicago 🇺🇸 United States
<5%
6 Montreal 🇨🇦 Canada
<5%
7 Baltimore 🇺🇸 United States
<5%
8 Austin 🇺🇸 United States
<5%
9 New York City 🇺🇸 United States
<5%
10 Washington 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Pitted Mason Wasp in Montreal?

Rare

Under 5% of wildlife watchers report a Pitted Mason Wasp sighting in Montreal on a given day, based on 22 verified sightings from GBIF citizen-science data. It is the 335th most-seen of the 926 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 Pitted Mason Wasp in Montreal?

Any time of year

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

What time of day is best to see a Pitted Mason Wasp?

Between 1 and 4 am

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

Is Montreal the best place to see a Pitted Mason Wasp?

6th of 10

Of the 10 cities where we can rate Pitted Mason Wasp sightings, Montreal ranks 6th at under 5%. The best odds are in Minneapolis [Saint Paul] (United States, about 10%), Boston (United States, about 10%) and Toronto (Canada, under 5%).

Which relatives of the Pitted Mason Wasp live in Montreal?

Same family: Eumenidae

The closest relatives of the Pitted Mason Wasp that you can see in Montreal (family Eumenidae) are European Paper Wasp (about 20%) and Northern Paper Wasp (about 10%), with each one's daily chance of a sighting.

Where does the Pitted Mason Wasp sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Pitted Mason Wasp is recorded against all the insects logged in Montreal (22 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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