Rough-Coated Longhorned Beetle

Rough-Coated Longhorned Beetle

Ecyrus dasycerus

Daily sighting probability <5% · Rare
at Austin

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

20 Verified sightings at Austin
August Best month

About the Rough-Coated Longhorned Beetle

Ecyrus dasycerus is a species of beetle in the family Cerambycidae. It was described by Say in 1827. 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 Austin 🇺🇸 United States
<5%
2 Baltimore 🇺🇸 United States
<5%
3 Washington 🇺🇸 United States
<5%
4 Boston 🇺🇸 United States
<5%
5 Dallas 🇺🇸 United States
<5%
6 New York City 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Rough-Coated Longhorned Beetle in Austin?

Rare

Under 5% of wildlife watchers report a Rough-Coated Longhorned Beetle sighting in Austin on a given day, based on 20 verified sightings from GBIF citizen-science data. It is the 834th most-seen of the 1624 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 Rough-Coated Longhorned Beetle in Austin?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Rough-Coated Longhorned Beetle in Austin on a given day, so our monthly data shows no clear season.

Is Austin the best place to see a Rough-Coated Longhorned Beetle?

Yes

Of the 6 cities where we can rate Rough-Coated Longhorned Beetle sightings, Austin has the highest daily chance: under 5%. Next come Baltimore (United States, under 5%) and Washington (United States, under 5%).

Which relatives of the Rough-Coated Longhorned Beetle live in Austin?

Same family: Cerambycidae

The closest relatives of the Rough-Coated Longhorned Beetle that you can see in Austin (family Cerambycidae, Longhorn Beetles) are Banded Hickory Borer (about 10%), Cottonwood Borer (about 10%) and Beige Longhorned Beetle (about 10%), with each one's daily chance of a sighting.

Where does the Rough-Coated Longhorned Beetle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Rough-Coated Longhorned Beetle is recorded against all the insects logged in Austin (20 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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