Greene's Giant Ichneumonid Wasp
Greene's Giant Ichneumonid Wasp

Greene's Giant Ichneumonid Wasp

Megarhyssa greenei

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

In 3 days ~10%

14 Verified sightings at New York City
September Best month

About the Greene's Giant Ichneumonid Wasp

Megarhyssa greenei, also known as Greene's giant ichneumonid wasp, is a species of large ichneumon wasp. It is known from the United States and Canada. 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 Montreal 🇨🇦 Canada
<5%
3 Boston 🇺🇸 United States
<5%
4 Portland 🇺🇸 United States
<5%
5 Washington 🇺🇸 United States
<5%
6 New York City 🇺🇸 United States
<5%
7 Chicago 🇺🇸 United States
<5%

Closest Relatives at New York City

Long-Tailed Giant Ichneumonid Wasp

Long-Tailed Giant Ichneumonid Wasp

☀️ Diurnal Insect

Megarhyssa macrura

Daily sighting probability <5% · Rare
Common Hover Fly Parasitoid Wasp

Common Hover Fly Parasitoid Wasp

Insect

Diplazon laetatorius

Daily sighting probability <5% · Rare
Bent-Shielded Besieger Wasp

Bent-Shielded Besieger Wasp

Insect

Gnamptopelta obsidianator

Daily sighting probability <5% · Rare
Theronia hilaris

Theronia hilaris

Insect

Theronia hilaris

Daily sighting probability <5% · Rare
Itoplectis conquisitor

Itoplectis conquisitor

Insect

Itoplectis conquisitor

Daily sighting probability <5% · Rare
Calliephialtes grapholithae

Calliephialtes grapholithae

Insect

Calliephialtes grapholithae

Daily sighting probability <5% · Rare
Setanta compta

Setanta compta

Insect

Setanta compta

Daily sighting probability <5% · Rare
Cryptus albitarsis

Cryptus albitarsis

Insect

Cryptus albitarsis

Daily sighting probability <5% · Rare
Anomalon picticorne

Anomalon picticorne

Insect

Anomalon picticorne

Daily sighting probability <5% · Rare
Pimpla disparis

Pimpla disparis

Insect

Pimpla disparis

Daily sighting probability <5% · Rare
Thyreodon atricolor

Thyreodon atricolor

☀️ Diurnal Insect

Thyreodon atricolor

Daily sighting probability <5% · Rare
Sphelodon phoxopteridis

Sphelodon phoxopteridis

Insect

Sphelodon phoxopteridis

Daily sighting probability <5% · Rare

Before you go

What are the chances of seeing a Greene's Giant Ichneumonid Wasp in New York City?

Rare

Under 5% of wildlife watchers report a Greene's Giant Ichneumonid Wasp sighting in New York City on a given day, based on 14 verified sightings from GBIF citizen-science data. It is the 880th 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 Greene's Giant Ichneumonid Wasp in New York City?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Greene's Giant Ichneumonid 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 Greene's Giant Ichneumonid Wasp?

Among the best

Of the 7 cities where we can rate Greene's Giant Ichneumonid Wasp sightings, New York City ranks 6th at under 5%, level with the leaders once rounded. The best odds are in Toronto (Canada, under 5%), Montreal (Canada, under 5%) and Boston (United States, under 5%).

Where does the Greene's Giant Ichneumonid Wasp sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Greene's Giant Ichneumonid Wasp is recorded against all the insects logged in New York City (14 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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