Blue Shield Bug

Blue Shield Bug

Zicrona caerulea

Daily sighting probability <5% · Rare
at Bucharest

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

5 Verified sightings at Bucharest
15 In all 2 parks From 2019 to 2026
August 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 Bucharest?

Rare

Under 5% of wildlife watchers report a Blue Shield Bug sighting in Bucharest on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 303rd most-seen of the 361 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 Blue Shield Bug in Bucharest?

March and August–September

In those months about 10% of wildlife watchers report a Blue Shield Bug in Bucharest on a given day, against under 5% in April–July and October–February, 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 Bucharest the best place to see a Blue Shield Bug?

4th of 11

Of the 11 cities where we can rate Blue Shield Bug sightings, Bucharest ranks 4th at under 5%. The best odds are in Birmingham (United Kingdom, about 10%), Manchester (United Kingdom, under 5%) and Liverpool (United Kingdom, under 5%).

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 Bucharest (5 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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