Tenthredo crassa
Daily sighting probability <5% · Rare
at Bavarian Forest National Park

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

6 Verified sightings at Bavarian Forest National Park From 2019 to 2026
53 In all 6 parks
July Best month
☀️ Diurnal When it's spotted

About the Tenthredo crassa

Tenthredo crassa is a sawfly species belonging to the family Tenthredinidae (common sawflies). Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Triglav National Park 🇸🇮 Slovenia
~10%
2 Tatra National Park 🇸🇰 Slovakia
~10%
3 Hohe Tauern National Park 🇦🇹 Austria
~10%
4 Vanoise National Park 🇫🇷 France
~10%
5 Bavarian Forest National Park 🇩🇪 Germany
<5%
6 Pyrénées National Park 🇫🇷 France
<5%

Before you go

What are the chances of seeing a Tenthredo crassa in Bavarian Forest National Park?

Rare

Under 5% of wildlife watchers report a Tenthredo crassa sighting in Bavarian Forest National Park on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 822nd most-seen of the 1115 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 Tenthredo crassa in Bavarian Forest National Park?

July and August

In those months about 10% of wildlife watchers report a Tenthredo crassa in Bavarian Forest National Park on a given day, against under 5% in September to June, the lowest months.

What time of day is best to see a Tenthredo crassa?

Between 11 am and 2 pm

Across all the parks we cover, that three-hour window holds the most Tenthredo crassa 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 Bavarian Forest National Park the best place to see a Tenthredo crassa?

5th of 6

Of the 6 parks where we can rate Tenthredo crassa sightings, Bavarian Forest National Park ranks 5th at under 5%. The best odds are in Triglav National Park (Slovenia, about 10%), Tatra National Park (Slovakia, about 10%) and Hohe Tauern National Park (Austria, about 10%).

Which relatives of the Tenthredo crassa live in Bavarian Forest National Park?

Same genus: Tenthredo

The closest relatives of the Tenthredo crassa that you can see in Bavarian Forest National Park (genus Tenthredo) are Figwort Sawfly (about 10%) and Tenthredo rubricoxis (about 10%), with each one's daily chance of a sighting.

Where does the Tenthredo crassa sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Tenthredo crassa is recorded against all the insects logged in Bavarian Forest National Park (6 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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