Blue Shield Bug

Blue Shield Bug

Zicrona caerulea

Daily sighting probability ~10% · With luck
at Birmingham

In 3 days ~20% in a week ~30%

19 Verified sightings at Birmingham
15 In all 2 parks From 2019 to 2026
July Best month
☀️ Diurnal When it's spotted

About the Blue Shield Bug

Zicrona caerulea, the blue shieldbug, is a species of bug of the family Pentatomidae. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Pyrénées National Park 🇫🇷 France
<5%
2 Cévennes National Park 🇫🇷 France
<5%

Cities Where Found

# City Country Daily sighting probability
1 Birmingham 🇬🇧 United Kingdom
~10%
2 Manchester 🇬🇧 United Kingdom
<5%
3 Liverpool 🇬🇧 United Kingdom
<5%
4 Bucharest 🇷🇴 Romania
<5%
5 Beijing 🇨🇳 China
<5%
6 Kyiv 🇺🇦 Ukraine
<5%
7 Seoul 🇰🇷 South Korea
<5%
8 Essen 🇩🇪 Germany
<5%
9 Paris 🇫🇷 France
<5%
10 London 🇬🇧 United Kingdom
<5%

Before you go

What are the chances of seeing a Blue Shield Bug in Birmingham?

With luck

About 10% of wildlife watchers report a Blue Shield Bug sighting in Birmingham on a given day, based on 19 verified sightings from GBIF citizen-science data. It is the 358th most-seen of the 811 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.

When is the best time to see a Blue Shield Bug in Birmingham?

April–May and July–August

In those months about 10% of wildlife watchers report a Blue Shield Bug in Birmingham on a given day, against under 5% in June and September–March, the lowest months.

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

Between 3 and 6 pm

Across all the parks we cover, that three-hour window holds the most Blue 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 Birmingham the best place to see a Blue Shield Bug?

Yes

Of the 11 cities where we can rate Blue Shield Bug sightings, Birmingham has the highest daily chance: about 10%. Next come Manchester (United Kingdom, under 5%) and Liverpool (United Kingdom, under 5%).

Which relatives of the Blue Shield Bug live in Birmingham?

Same family: Pentatomidae

The closest relatives of the Blue Shield Bug that you can see in Birmingham (family Pentatomidae, Stink Bugs) are Green Shield Bug (about 40%), Forest Bug (about 20%) and Sloe Bug (about 20%), with each one's daily chance of a sighting.

Where does the Blue Shield Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Blue Shield Bug is recorded against all the insects logged in Birmingham (19 verified sightings), 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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