Grass Bug

Grass Bug

Stenodema laevigata

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

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

7 Verified sightings at Cévennes National Park From 2019 to 2026
26 In all 4 parks
November Best month
☀️ Diurnal When it's spotted

About the Grass Bug

Stenodema laevigatum, or sometimes Stenodema laevigata (also called grass bug), is a species of bug from Miridae family. The species have a gray to brown elongated body, with the eyes located backwards in the head. They sometimes come in green colour, and are 8–10 millimetres (0.31–0.39 in) in length, which makes it a rather big species of its kind. They are common in the United Kingdom, and throughout the rest of Europe. then east across the Palearctic through Asia Minor and the Caucasus to northern China. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Cévennes National Park 🇫🇷 France
<5%
2 Bavarian Forest National Park 🇩🇪 Germany
<5%
3 Pyrénées National Park 🇫🇷 France
<5%
4 Wadden Sea National Park 🇩🇪 Germany
<5%

Cities Where Found

# City Country Daily sighting probability
1 Birmingham 🇬🇧 United Kingdom
~10%
2 Liverpool 🇬🇧 United Kingdom
~10%
3 London 🇬🇧 United Kingdom
~10%
4 Manchester 🇬🇧 United Kingdom
~10%
5 Stockholm 🇸🇪 Sweden
~10%
6 Helsinki 🇫🇮 Finland
~10%
7 Berlin 🇩🇪 Germany
~10%
8 Leeds 🇬🇧 United Kingdom
~10%
9 Paris 🇫🇷 France
<5%
10 Warsaw 🇵🇱 Poland
<5%

Before you go

What are the chances of seeing a Grass Bug in Cévennes National Park?

Rare

Under 5% of wildlife watchers report a Grass Bug sighting in Cévennes National Park on a given day, based on 7 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 730th most-seen of the 996 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 Grass Bug in Cévennes National Park?

May and August–November

In those months about 10% of wildlife watchers report a Grass Bug in Cévennes National Park on a given day, against under 5% in June–July and December–April, the lowest months.

What time of day is best to see a Grass Bug?

Between 4 and 7 pm

Across all the parks we cover, that three-hour window holds the most Grass Bug sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Cévennes National Park the best place to see a Grass Bug?

Yes

Of the 4 parks where we can rate Grass Bug sightings, Cévennes National Park has the highest daily chance: under 5%. Next come Bavarian Forest National Park (Germany, under 5%) and Pyrénées National Park (France, under 5%).

Which relatives of the Grass Bug live in Cévennes National Park?

Same family: Miridae

The closest relatives of the Grass Bug that you can see in Cévennes National Park (family Miridae, Plant Bugs) are Red-Spotted Plant Bug (about 10%), Hadrodemus m-flavum (about 10%) and Horistus orientalis (about 10%), with each one's daily chance of a sighting.

Where does the Grass Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Grass Bug is recorded against all the insects logged in Cévennes National Park (7 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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