Black Burrowing Bug

Black Burrowing Bug

Cydnus aterrimus

Daily sighting probability ~10% · With luck
at Valencia, Spain

In 3 days ~40% in a week ~70%

24 Verified sightings at Valencia, Spain
40 In all 4 parks From 2019 to 2026
March Best month
☀️ Diurnal When it's spotted

About the Black Burrowing Bug

Cydnus aterrimus is a species of burrowing bug in the family Cydnidae. It is found in the Caribbean, Europe and Northern Asia (excluding China), North America, and Southern Asia. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Sierra Nevada National Park 🇪🇸 Spain
~20%
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 Barcelona 🇪🇸 Spain
~10%
2 Valencia 🇪🇸 Spain
~10%
3 Izmir 🇹🇷 Turkey
~10%
4 Tel Aviv 🇮🇱 Israel
~10%
5 Algiers 🇩🇿 Algeria
~10%
6 Naples 🇮🇹 Italy
~10%
7 Athens 🇬🇷 Greece
~10%
8 Porto 🇵🇹 Portugal
~10%
9 Lyon 🇫🇷 France
~10%
10 Rome 🇮🇹 Italy
~10%

Before you go

What are the chances of seeing a Black Burrowing Bug in Valencia, Spain?

With luck

About 10% of wildlife watchers report a Black Burrowing Bug sighting in Valencia, Spain on a given day, based on 24 verified sightings from GBIF citizen-science data. It is the 39th most-seen of the 147 insects we can rate there. Over three days the chance rises to about 40%, and over a week to about 70%, if each day is a fresh chance.

When is the best time to see a Black Burrowing Bug in Valencia, Spain?

March

In that month about 30% of wildlife watchers report a Black Burrowing Bug in Valencia, Spain on a given day, against under 5% in August and October–February, the lowest months.

What time of day is best to see a Black Burrowing Bug?

Between 3 and 6 pm

Across all the parks we cover, that three-hour window holds the most Black Burrowing 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 Valencia, Spain the best place to see a Black Burrowing Bug?

Among the best

Of the 17 cities where we can rate Black Burrowing Bug sightings, Valencia, Spain ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Barcelona (Spain, about 10%).

Where does the Black Burrowing Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Black Burrowing Bug is recorded against all the insects logged in Valencia, Spain (24 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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