Giant Stream Lacewing

Giant Stream Lacewing

Osmylus fulvicephalus

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

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

13 Verified sightings at Pyrénées National Park From 2019 to 2026
24 In all 2 parks
June Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

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

Before you go

What are the chances of seeing a Giant Stream Lacewing in Pyrénées National Park?

Rare

Under 5% of wildlife watchers report a Giant Stream Lacewing sighting in Pyrénées National Park on a given day, based on 13 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 657th 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 Giant Stream Lacewing in Pyrénées National Park?

May to July

In those months about 10% of wildlife watchers report a Giant Stream Lacewing in Pyrénées National Park on a given day, against under 5% in August to April, the lowest months.

What time of day is best to see a Giant Stream Lacewing?

Between 2 and 5 pm

Across all the parks we cover, that three-hour window holds the most Giant Stream Lacewing 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 Giant Stream Lacewing?

2nd of 2

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

Which relatives of the Giant Stream Lacewing live in Pyrénées National Park?

Same order: Neuroptera

The closest relatives of the Giant Stream Lacewing that you can see in Pyrénées National Park (order Neuroptera, Antlions, Lacewings, and Allies) are Owly Sulphur (about 20%) and Libelloides hispanicus (about 10%), with each one's daily chance of a sighting.

Where does the Giant Stream Lacewing sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Giant Stream Lacewing is recorded against all the insects logged in Pyrénées National Park (13 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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