Brassy Longhorn

Brassy Longhorn

Nemophora metallica

Daily sighting probability <5% · Rare
at Moscow

In 3 days ~10%

10 Verified sightings at Moscow
29 In all 2 parks From 2019 to 2026
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 Moscow?

Rare

Under 5% of wildlife watchers report a Brassy Longhorn sighting in Moscow on a given day, based on 10 verified sightings from GBIF citizen-science data. It is the 911th most-seen of the 1111 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.

When is the best time to see a Brassy Longhorn in Moscow?

Any time of year

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

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 Moscow the best place to see a Brassy Longhorn?

Among the best

Of the 4 cities where we can rate Brassy Longhorn sightings, Moscow ranks 4th at under 5%, level with the leaders once rounded. The best odds are in Prague (Czechia, under 5%), Vienna (Austria, under 5%) and London (United Kingdom, under 5%).

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 Moscow (10 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.

← Back to Moscow