Coastal Groundbug

Coastal Groundbug

Beosus maritimus

Daily sighting probability ~10% · With luck
at Cévennes National Park

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

10 Verified sightings at Cévennes National Park From 2019 to 2026
35 In all 4 parks
June Best month
☀️🌙 Day & Night When it's spotted

About the Coastal Groundbug

Beosus maritimus is a species of dirt-colored seed bug in the family Rhyparochromidae, found mainly in Europe and western Asia. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Sierra Nevada National Park 🇪🇸 Spain
~10%
2 Cévennes National Park 🇫🇷 France
~10%
3 Sierra de Guadarrama National Park 🇪🇸 Spain
<5%
4 Pyrénées National Park 🇫🇷 France
<5%

Cities Where Found

# City Country Daily sighting probability
1 Bucharest 🇷🇴 Romania
~20%
2 Lyon 🇫🇷 France
~10%
3 Budapest 🇭🇺 Hungary
~10%
4 Paris 🇫🇷 France
~10%
5 Kyiv 🇺🇦 Ukraine
~10%
6 Madrid 🇪🇸 Spain
~10%
7 Barcelona 🇪🇸 Spain
<5%
8 Porto 🇵🇹 Portugal
<5%
9 Lisbon 🇵🇹 Portugal
<5%
10 Berlin 🇩🇪 Germany
<5%

Before you go

What are the chances of seeing a Coastal Groundbug in Cévennes National Park?

With luck

About 10% of wildlife watchers report a Coastal Groundbug sighting in Cévennes National Park on a given day, based on 10 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 666th 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 Coastal Groundbug in Cévennes National Park?

April–June and August

In those months about 10% of wildlife watchers report a Coastal Groundbug in Cévennes National Park on a given day, against under 5% in July and September–March, the lowest months.

What time of day is best to see a Coastal Groundbug?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Coastal Groundbug sightings with a recorded time, and about 7 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.

Is Cévennes National Park the best place to see a Coastal Groundbug?

Among the best

Of the 4 parks where we can rate Coastal Groundbug sightings, Cévennes National Park ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Sierra Nevada National Park (Spain, about 10%).

Which relatives of the Coastal Groundbug live in Cévennes National Park?

Same family: Rhyparochromidae

The closest relatives of the Coastal Groundbug that you can see in Cévennes National Park (family Rhyparochromidae, Dirt-colored Seed Bugs) are Eremocoris fenestratus (about 10%) and Raglius confusus (about 10%), with each one's daily chance of a sighting.

Where does the Coastal Groundbug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Coastal Groundbug is recorded against all the insects logged in Cévennes National Park (10 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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