Brassy False Long-Horned Beetle

Brassy False Long-Horned Beetle

Stenotrachelus aeneus

Daily sighting probability ~20% · Possible
at Doñana National Park

In 3 days ~50% in a week ~80%

33 Verified sightings at Doñana National Park From 2019 to 2026
64 In all 4 parks
March Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Doñana National Park 🇪🇸 Spain
~20%
2 Sierra Nevada National Park 🇪🇸 Spain
~10%
3 Sierra de Guadarrama National Park 🇪🇸 Spain
~10%
4 Pyrénées National Park 🇫🇷 France
<5%

Cities Where Found

# City Country Daily sighting probability
1 Algiers 🇩🇿 Algeria
~10%
2 Barcelona 🇪🇸 Spain
<5%
3 Lisbon 🇵🇹 Portugal
<5%

Before you go

What are the chances of seeing a Brassy False Long-Horned Beetle in Doñana National Park?

Possible

About 20% of wildlife watchers report a Brassy False Long-Horned Beetle sighting in Doñana National Park on a given day, based on 33 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 6th most-seen of the 87 insects we can rate there. Over three days the chance rises to about 50%, and over a week to about 80%, if each day is a fresh chance.

When is the best time to see a Brassy False Long-Horned Beetle in Doñana National Park?

February and March

In those months about 40% of wildlife watchers report a Brassy False Long-Horned Beetle in Doñana National Park on a given day, against under 5% in May to December, the lowest months. Those are among Doñana National Park's wettest months, with about 60 mm of rain a month against almost none in July.

What time of day is best to see a Brassy False Long-Horned Beetle?

Between 11 am and 2 pm

Across all the parks we cover, that three-hour window holds the most Brassy False Long-Horned Beetle sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is Doñana National Park the best place to see a Brassy False Long-Horned Beetle?

Yes

Of the 4 parks where we can rate Brassy False Long-Horned Beetle sightings, Doñana National Park has the highest daily chance: about 20%. Next come Sierra Nevada National Park (Spain, about 10%) and Sierra de Guadarrama National Park (Spain, about 10%).

Which relatives of the Brassy False Long-Horned Beetle live in Doñana National Park?

Same order: Coleoptera

The closest relatives of the Brassy False Long-Horned Beetle that you can see in Doñana National Park (order Coleoptera, Beetles) are Ateuchetus cicatricosus (about 30%), Chalcophora massiliensis (about 20%) and Pimelia costata (about 20%), with each one's daily chance of a sighting.

Where does the Brassy False Long-Horned Beetle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Brassy False Long-Horned Beetle is recorded against all the insects logged in Doñana National Park (33 verified sightings from 2019 to 2026), 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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