Birch Catkin Bug

Birch Catkin Bug

Kleidocerys resedae

Daily sighting probability <5% · Rare
at Washington

In 3 days ~10%

6 Verified sightings at Washington
47 In all 2 parks From 2019 to 2026
November Best month
☀️ Diurnal When it's spotted

About the Birch Catkin Bug

Kleidocerys resedae, the birch catkin bug, is a species of seed bug in the family Lygaeidae. It is found in Europe and Northern Asia (excluding China) and North America. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Wadden Sea National Park 🇩🇪 Germany
~10%
2 Pyrénées National Park 🇫🇷 France
<5%

Cities Where Found

# City Country Daily sighting probability
1 Helsinki 🇫🇮 Finland
~20%
2 Hamburg 🇩🇪 Germany
~20%
3 Berlin 🇩🇪 Germany
~10%
4 London 🇬🇧 United Kingdom
~10%
5 Stockholm 🇸🇪 Sweden
~10%
6 Kharkiv 🇺🇦 Ukraine
~10%
7 Kyiv 🇺🇦 Ukraine
~10%
8 Sofia 🇧🇬 Bulgaria
~10%
9 Birmingham 🇬🇧 United Kingdom
~10%
10 Nizhny Novgorod 🇷🇺 Russia
~10%

Before you go

What are the chances of seeing a Birch Catkin Bug in Washington?

Rare

Under 5% of wildlife watchers report a Birch Catkin Bug sighting in Washington on a given day, based on 6 verified sightings from GBIF citizen-science data. It is the 1533rd most-seen of the 1807 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.

When is the best time to see a Birch Catkin Bug in Washington?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Birch Catkin Bug in Washington on a given day, so our monthly data shows no clear season.

What time of day is best to see a Birch Catkin Bug?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Birch Catkin Bug sightings with a recorded time, and about 8 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Washington the best place to see a Birch Catkin Bug?

36th of 36

Of the 36 cities where we can rate Birch Catkin Bug sightings, Washington ranks 36th at under 5%. The best odds are in Helsinki (Finland, about 20%), Hamburg (Germany, about 20%) and Berlin (Germany, about 10%).

Which relatives of the Birch Catkin Bug live in Washington?

Same family: Lygaeidae

The closest relatives of the Birch Catkin Bug that you can see in Washington (family Lygaeidae, Seed Bugs) are Large Milkweed Bug (about 20%), False Milkweed Bug (about 10%) and Small Milkweed Bug (about 10%), with each one's daily chance of a sighting.

Where does the Birch Catkin Bug sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Birch Catkin Bug is recorded against all the insects logged in Washington (6 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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