Pale Green Assassin Bug

Pale Green Assassin Bug

Zelus luridus

Daily sighting probability ~10% · With luck
at Boston

In 3 days ~40% in a week ~70%

393 Verified sightings at Boston
157 In all 4 parks From 2019 to 2026
September Best month
☀️ Diurnal When it's spotted

About the Pale Green Assassin Bug

Zelus luridus, also known as the pale green assassin bug, is a species of assassin bug native to North America. It is the most common Zelus species in the eastern United States. Although it may inflict a painful bite if handled, it is not considered medically significant to humans. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Shenandoah National Park 🇺🇸 United States
~10%
2 Great Smoky Mountains National Park 🇺🇸 United States
~10%
3 Acadia National Park 🇺🇸 United States
~10%
4 Point Pelee National Park 🇨🇦 Canada
~10%

Cities Where Found

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

Before you go

What are the chances of seeing a Pale Green Assassin Bug in Boston?

With luck

About 10% of wildlife watchers report a Pale Green Assassin Bug sighting in Boston on a given day, based on 393 verified sightings from GBIF citizen-science data. It is the 42nd most-seen of the 1200 insects we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.

When is the best time to see a Pale Green Assassin Bug in Boston?

May–June and August–September

In those months about 20% of wildlife watchers report a Pale Green Assassin Bug in Boston on a given day, against under 5% in November to March, the lowest months.

What time of day is best to see a Pale Green Assassin Bug?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Pale Green Assassin Bug sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Boston the best place to see a Pale Green Assassin Bug?

Yes

Of the 15 cities where we can rate Pale Green Assassin Bug sightings, Boston has the highest daily chance: about 10%. Next come Washington (United States, about 10%) and Montreal (Canada, about 10%).

Where does the Pale Green Assassin Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Pale Green Assassin Bug is recorded against all the insects logged in Boston (393 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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