Two-Spotted Longhorn Bee

Two-Spotted Longhorn Bee

Melissodes bimaculatus

Daily sighting probability ~10% · With luck
at Detroit

In 3 days ~30% in a week ~60%

41 Verified sightings at Detroit
24 In all 3 parks From 2019 to 2026
July Best month
☀️ Diurnal When it's spotted

About the Two-Spotted Longhorn Bee

Melissodes bimaculatus, the two-spotted longhorn, is a species of long-horned bee in the family Apidae. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Point Pelee National Park 🇨🇦 Canada
~10%
2 Everglades National Park 🇺🇸 United States
~10%
3 Great Smoky Mountains National Park 🇺🇸 United States
<5%

Cities Where Found

# City Country Daily sighting probability
1 Minneapolis [Saint Paul] 🇺🇸 United States
~10%
2 Dallas 🇺🇸 United States
~10%
3 Detroit 🇺🇸 United States
~10%
4 Houston 🇺🇸 United States
~10%
5 Chicago 🇺🇸 United States
~10%
6 Philadelphia 🇺🇸 United States
~10%
7 Denver 🇺🇸 United States
~10%
8 Austin 🇺🇸 United States
~10%
9 New York City 🇺🇸 United States
~10%
10 Boston 🇺🇸 United States
~10%

Before you go

What are the chances of seeing a Two-Spotted Longhorn Bee in Detroit?

With luck

About 10% of wildlife watchers report a Two-Spotted Longhorn Bee sighting in Detroit on a given day, based on 41 verified sightings from GBIF citizen-science data. It is the 42nd most-seen of the 268 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.

When is the best time to see a Two-Spotted Longhorn Bee in Detroit?

July and August

In those months about 20% of wildlife watchers report a Two-Spotted Longhorn Bee in Detroit on a given day, against under 5% in September to June, the lowest months.

What time of day is best to see a Two-Spotted Longhorn Bee?

Between 10 am and 1 pm

Across all the parks we cover, that three-hour window holds the most Two-Spotted Longhorn Bee sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is Detroit the best place to see a Two-Spotted Longhorn Bee?

Among the best

Of the 14 cities where we can rate Two-Spotted Longhorn Bee sightings, Detroit ranks 3rd at about 10%, level with the leaders once rounded. The best odds are in Minneapolis [Saint Paul] (United States, about 10%) and Dallas (United States, about 10%).

Which relatives of the Two-Spotted Longhorn Bee live in Detroit?

Same family: Apidae

The closest relatives of the Two-Spotted Longhorn Bee that you can see in Detroit (family Apidae, Honey Bees, Bumble Bees, and Allies) are Common Eastern Bumble Bee (about 30%), Eastern Carpenter Bee (about 20%) and Brown-Belted Bumble Bee (about 20%), with each one's daily chance of a sighting.

Where does the Two-Spotted Longhorn Bee sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Two-Spotted Longhorn Bee is recorded against all the insects logged in Detroit (41 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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