Vernal Shield Bug

Vernal Shield Bug

Holcostethus strictus

Daily sighting probability ~10% · With luck
at Fertő-Hanság National Park

In 3 days ~20% in a week ~40%

5 Verified sightings at Fertő-Hanság National Park From 2019 to 2026
90 In all 9 parks
September Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Sierra Nevada National Park 🇪🇸 Spain
~10%
2 Vanoise National Park 🇫🇷 France
~10%
3 Mercantour National Park 🇫🇷 France
~10%
4 Bavarian Forest National Park 🇩🇪 Germany
~10%
5 Ecrins National Park 🇫🇷 France
~10%
6 Fertő-Hanság National Park 🇭🇺 Hungary
~10%
7 Cévennes National Park 🇫🇷 France
~10%
8 Sierra de Guadarrama National Park 🇪🇸 Spain
~10%
9 Pyrénées National Park 🇫🇷 France
<5%

Cities Where Found

# City Country Daily sighting probability
1 Bucharest 🇷🇴 Romania
~10%
2 Lyon 🇫🇷 France
~10%
3 Vienna 🇦🇹 Austria
~10%
4 Istanbul 🇹🇷 Turkey
~10%
5 Warsaw 🇵🇱 Poland
~10%
6 Helsinki 🇫🇮 Finland
~10%
7 Paris 🇫🇷 France
~10%
8 Budapest 🇭🇺 Hungary
~10%
9 Nizhny Novgorod 🇷🇺 Russia
~10%
10 Berlin 🇩🇪 Germany
~10%

Before you go

What are the chances of seeing a Vernal Shield Bug in Fertő-Hanság National Park?

With luck

About 10% of wildlife watchers report a Vernal Shield Bug sighting in Fertő-Hanság National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 199th most-seen of the 243 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.

When is the best time to see a Vernal Shield Bug in Fertő-Hanság National Park?

September

In that month about 20% of wildlife watchers report a Vernal Shield Bug in Fertő-Hanság National Park on a given day, against under 5% in July–August and October–April, the lowest months. That is one of Fertő-Hanság National Park's wettest months, with about 80 mm of rain against 30 mm in March.

What time of day is best to see a Vernal Shield Bug?

Between 11 am and 2 pm

Across all the parks we cover, that three-hour window holds the most Vernal Shield Bug 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 Fertő-Hanság National Park the best place to see a Vernal Shield Bug?

Among the best

Of the 9 parks where we can rate Vernal Shield Bug sightings, Fertő-Hanság National Park ranks 6th at about 10%, level with the leaders once rounded. The best odds are in Sierra Nevada National Park (Spain, about 10%), Vanoise National Park (France, about 10%) and Mercantour National Park (France, about 10%).

Which relatives of the Vernal Shield Bug live in Fertő-Hanság National Park?

Same family: Pentatomidae

The closest relatives of the Vernal Shield Bug that you can see in Fertő-Hanság National Park (family Pentatomidae, Stink Bugs) are European Striped Shield Bug (about 20%), Sloe Bug (about 20%) and Southern Green Stink Bug (about 10%), with each one's daily chance of a sighting.

Where does the Vernal Shield Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Vernal Shield Bug is recorded against all the insects logged in Fertő-Hanság 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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