Brassy Longhorn

Brassy Longhorn

Nemophora metallica

Daily sighting probability <5% · Rare
at Pyrénées National Park

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

14 Verified sightings at Pyrénées National Park From 2019 to 2026
29 In all 2 parks
July Best month
☀️ Diurnal When it's spotted

About the Brassy Longhorn

Nemophora metallica is a moth of the family Adelidae. It is found in Europe. Its wingspan is 15–20 mm. The moth flies from late June to August depending on the location. The larvae feed on Knautia arvensis and Scabiosa columbaria. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Bavarian Forest National Park 🇩🇪 Germany
~10%
2 Pyrénées National Park 🇫🇷 France
<5%

Cities Where Found

# City Country Daily sighting probability
1 Prague 🇨🇿 Czechia
<5%
2 Vienna 🇦🇹 Austria
<5%
3 London 🇬🇧 United Kingdom
<5%
4 Moscow 🇷🇺 Russia
<5%

Before you go

What are the chances of seeing a Brassy Longhorn in Pyrénées National Park?

Rare

Under 5% of wildlife watchers report a Brassy Longhorn sighting in Pyrénées National Park on a given day, based on 14 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 610th most-seen of the 1277 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 Brassy Longhorn in Pyrénées National Park?

June and July

In those months about 10% of wildlife watchers report a Brassy Longhorn in Pyrénées National Park on a given day, against under 5% in August to May, the lowest months.

What time of day is best to see a Brassy Longhorn?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Brassy Longhorn sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Pyrénées National Park the best place to see a Brassy Longhorn?

2nd of 2

Of the 2 parks where we can rate Brassy Longhorn sightings, Pyrénées National Park ranks 2nd at under 5%. The best odds are in Bavarian Forest National Park (Germany, about 10%).

Where does the Brassy Longhorn sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Brassy Longhorn is recorded against all the insects logged in Pyrénées National Park (14 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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