Large Alder Sawfly

Large Alder Sawfly

Cimbex connatus

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

In 3 days ~10% in a week ~20%

5 Verified sightings at Pyrénées National Park From 2019 to 2026
5 In 1 park
October Best month
☀️ Diurnal When it's spotted

About the Large Alder Sawfly

Cimbex connatus, also known by its common name large alder sawfly is a species from the genus Cimbex. The species was originally described by Franz von Paula Schrank in 1776. 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.

Before you go

What are the chances of seeing a Large Alder Sawfly in Pyrénées National Park?

Rare

Under 5% of wildlife watchers report a Large Alder Sawfly sighting in Pyrénées National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 1144th 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 20%, if each day is a fresh chance.

When is the best time to see a Large Alder Sawfly in Pyrénées National Park?

October

In that month about 10% of wildlife watchers report a Large Alder Sawfly in Pyrénées National Park on a given day, against under 5% in November to September, the lowest months.

What time of day is best to see a Large Alder Sawfly?

Between 3 and 6 pm

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

Where else can you see a Large Alder Sawfly?

Only Pyrénées National Park, in our data

Pyrénées National Park is the only park on Wallace's Line with enough records to rate Large Alder Sawfly sightings: under 5% of wildlife watchers there report one on a given day.

Where does the Large Alder Sawfly sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Large Alder Sawfly is recorded against all the insects logged in Pyrénées National Park (5 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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