Spotted Longhorn Beetle

Spotted Longhorn Beetle

Hyperplatys aspersa

Daily sighting probability <5% · Rare
at Washington

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

14 Verified sightings at Washington
June Best month

About the Spotted Longhorn Beetle

Hyperplatys aspersa is a species of longhorn beetles of the subfamily Lamiinae. It was described by Thomas Say in 1824. 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 Baltimore 🇺🇸 United States
<5%
2 Washington 🇺🇸 United States
<5%
3 New York City 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Spotted Longhorn Beetle in Washington?

Rare

Under 5% of wildlife watchers report a Spotted Longhorn Beetle sighting in Washington on a given day, based on 14 verified sightings from GBIF citizen-science data. It is the 1025th most-seen of the 1807 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 Spotted Longhorn Beetle in Washington?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Spotted Longhorn Beetle in Washington on a given day, so our monthly data shows no clear season.

Is Washington the best place to see a Spotted Longhorn Beetle?

Among the best

Of the 3 cities where we can rate Spotted Longhorn Beetle sightings, Washington ranks 2nd at under 5%, level with the leaders once rounded. The best odds are in Baltimore (United States, under 5%).

Which relatives of the Spotted Longhorn Beetle live in Washington?

Same family: Cerambycidae

The closest relatives of the Spotted Longhorn Beetle that you can see in Washington (family Cerambycidae, Longhorn Beetles) are Red Milkweed Beetle (about 10%) and Locust Borer (about 10%), with each one's daily chance of a sighting.

Where does the Spotted Longhorn Beetle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Spotted Longhorn Beetle is recorded against all the insects logged in Washington (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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