White-Clouded Longhorn Beetle

White-Clouded Longhorn Beetle

Mesosa nebulosa

Daily sighting probability <5% · Rare
at Kyiv

In 3 days ~10% in a week ~30%

9 Verified sightings at Kyiv
7 In 1 park From 2019 to 2026
May Best month
☀️ Diurnal When it's spotted

About the White-Clouded Longhorn Beetle

Mesosa nebulosa is a species of beetle in the family Cerambycidae. It was described by Johan Christian Fabricius in 1781, originally under the genus Lamia. It has a wide distribution throughout Europe and the Caucasus. It measures between 9 and 15 mm (0.35 and 0.59 in).

M. nebulosa feeds on Corylus avellana, Ficus carica, and Juglans regia. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Pyrénées National Park 🇫🇷 France
<5%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Kyiv 🇺🇦 Ukraine
<5%
2 Paris 🇫🇷 France
<5%
3 Vienna 🇦🇹 Austria
<5%

Before you go

What are the chances of seeing a White-Clouded Longhorn Beetle in Kyiv?

Rare

Under 5% of wildlife watchers report a White-Clouded Longhorn Beetle sighting in Kyiv on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 430th most-seen of the 753 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a White-Clouded Longhorn Beetle in Kyiv?

April and May

In those months about 10% of wildlife watchers report a White-Clouded Longhorn Beetle in Kyiv on a given day, against under 5% in June to March, the lowest months.

What time of day is best to see a White-Clouded Longhorn Beetle?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most White-Clouded Longhorn Beetle sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Kyiv the best place to see a White-Clouded Longhorn Beetle?

Yes

Of the 3 cities where we can rate White-Clouded Longhorn Beetle sightings, Kyiv has the highest daily chance: under 5%. Next come Paris (France, under 5%) and Vienna (Austria, under 5%).

Where does the White-Clouded Longhorn Beetle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the White-Clouded Longhorn Beetle is recorded against all the insects logged in Kyiv (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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