Peters' Barklouse

Peters' Barklouse

Ectopsocus petersi

Daily sighting probability <5% · Rare
at London

In 3 days ~10% in a week ~20%

18 Verified sightings at London
5 In 1 park From 2019 to 2026
January Best month
🌙 Nocturnal When it's spotted

About the Peters' Barklouse

Ectopsocus petersi is a species of Psocoptera from the Ectopsocidae family that can be found in Great Britain and Ireland. The species are brownish-orange coloured and is similar to Ectopsocus briggsi. Wikipedia →

Global Distribution

Parks Where Found

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

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Hamburg 🇩🇪 Germany
~10%
2 Berlin 🇩🇪 Germany
~10%
3 Copenhagen 🇩🇰 Denmark
<5%
4 Paris 🇫🇷 France
<5%
5 Brussels 🇧🇪 Belgium
<5%
6 Vienna 🇦🇹 Austria
<5%
7 London 🇬🇧 United Kingdom
<5%

Before you go

What are the chances of seeing a Peters' Barklouse in London?

Rare

Under 5% of wildlife watchers report a Peters' Barklouse sighting in London on a given day, based on 18 verified sightings from GBIF citizen-science data. It is the 795th most-seen of the 1504 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.

When is the best time to see a Peters' Barklouse in London?

January–February and April

In those months about 10% of wildlife watchers report a Peters' Barklouse in London on a given day, against under 5% in March and May–December, the lowest months.

What time of day is best to see a Peters' Barklouse?

Between midnight and 3 am

Across all the parks we cover, that three-hour window holds the most Peters' Barklouse sightings with a recorded time, and about 8 in 10 of them come between 6 pm and 6 am: it is mostly seen at night.

Is London the best place to see a Peters' Barklouse?

7th of 7

Of the 7 cities where we can rate Peters' Barklouse sightings, London ranks 7th at under 5%. The best odds are in Hamburg (Germany, about 10%), Berlin (Germany, about 10%) and Copenhagen (Denmark, under 5%).

Where does the Peters' Barklouse sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Peters' Barklouse is recorded against all the insects logged in London (18 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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