Steel-Blue Cricket-Hunter Wasp

Steel-Blue Cricket-Hunter Wasp

Chlorion aerarium

Daily sighting probability <5% · Rare
at San Francisco

In 3 days ~10%

9 Verified sightings at San Francisco
12 In 1 park From 2019 to 2026
August Best month
☀️ Diurnal When it's spotted

About the Steel-Blue Cricket-Hunter Wasp

Chlorion aerarium, commonly known as the steel-blue cricket hunter, is a species of thread-waisted wasps in the family Sphecidae. It is similar in shape and colour to the blue mud dauber species, Chalybion californicum, which often overlaps in range. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Point Pelee National Park 🇨🇦 Canada
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Detroit 🇺🇸 United States
~10%
2 Sacramento 🇺🇸 United States
<5%
3 Philadelphia 🇺🇸 United States
<5%
4 Denver 🇺🇸 United States
<5%
5 Mesa 🇺🇸 United States
<5%
6 Minneapolis [Saint Paul] 🇺🇸 United States
<5%
7 San Diego 🇺🇸 United States
<5%
8 New York City 🇺🇸 United States
<5%
9 Los Angeles 🇺🇸 United States
<5%
10 Chicago 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Steel-Blue Cricket-Hunter Wasp in San Francisco?

Rare

Under 5% of wildlife watchers report a Steel-Blue Cricket-Hunter Wasp sighting in San Francisco on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 518th most-seen of the 737 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 Steel-Blue Cricket-Hunter Wasp in San Francisco?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Steel-Blue Cricket-Hunter Wasp in San Francisco on a given day, so our monthly data shows no clear season.

What time of day is best to see a Steel-Blue Cricket-Hunter Wasp?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Steel-Blue Cricket-Hunter Wasp sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is San Francisco the best place to see a Steel-Blue Cricket-Hunter Wasp?

15th of 15

Of the 15 cities where we can rate Steel-Blue Cricket-Hunter Wasp sightings, San Francisco ranks 15th at under 5%. The best odds are in Detroit (United States, about 10%), Sacramento (United States, under 5%) and Philadelphia (United States, under 5%).

Where does the Steel-Blue Cricket-Hunter Wasp sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Steel-Blue Cricket-Hunter Wasp is recorded against all the insects logged in San Francisco (9 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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