Owly Sulphur

Owly Sulphur

Libelloides coccajus

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

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

13 Verified sightings at Aigüestortes National Park From 2019 to 2026
332 In all 8 parks
July Best month
☀️ Diurnal When it's spotted

About the Owly Sulphur

Libelloides coccajus, the "owly sulphur", is an owlfly species belonging to the family Ascalaphidae, subfamily Ascalaphinae. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Mercantour National Park 🇫🇷 France
~20%
2 Cévennes National Park 🇫🇷 France
~20%
3 Aigüestortes National Park 🇪🇸 Spain
~20%
4 Vanoise National Park 🇫🇷 France
~20%
5 Pyrénées National Park 🇫🇷 France
~20%
6 Picos de Europa National Park 🇪🇸 Spain
~10%
7 Ecrins National Park 🇫🇷 France
~10%
8 Bavarian Forest National Park 🇩🇪 Germany
~10%

Cities Where Found

# City Country Daily sighting probability
1 Rome 🇮🇹 Italy
~10%

Before you go

What are the chances of seeing an Owly Sulphur in Aigüestortes National Park?

Possible

About 20% of wildlife watchers report an Owly Sulphur sighting in Aigüestortes National Park on a given day, based on 13 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 95th most-seen of the 256 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 an Owly Sulphur in Aigüestortes National Park?

June and July

In those months about 30% of wildlife watchers report an Owly Sulphur in Aigüestortes National Park on a given day, against under 5% in February–April and August–December, the lowest months.

What time of day is best to see an Owly Sulphur?

Between 10 am and 1 pm

Across all the parks we cover, that three-hour window holds the most Owly Sulphur 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 Aigüestortes National Park the best place to see an Owly Sulphur?

Among the best

Of the 8 parks where we can rate Owly Sulphur sightings, Aigüestortes National Park ranks 3rd at about 20%, level with the leaders once rounded. The best odds are in Mercantour National Park (France, about 20%) and Cévennes National Park (France, about 20%).

Where does the Owly Sulphur sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Owly Sulphur is recorded against all the insects logged in Aigüestortes 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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