Lasius japonicus
Daily sighting probability ~10% · With luck
at Sapporo

In 3 days ~30% in a week ~50%

5 Verified sightings at Sapporo
March Best month

About the Lasius japonicus

Lasius japonicus is a species of ant belonging to the genus Lasius, that are commonly found throughout East Asia. The species has been observed spraying formic acid both defensively and offensively. It is also known to tend to aphids in exchange for their honeydew secretions, and have been found to be far more attentive to their aphids then other similar ant species. In appearance they are mostly black in color with a tinge of white on their gaster. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Sapporo 🇯🇵 Japan
~10%
2 Sendai 🇯🇵 Japan
~10%
3 Seoul 🇰🇷 South Korea
~10%
4 Osaka 🇯🇵 Japan
~10%
5 Tokyo 🇯🇵 Japan
<5%

Before you go

What are the chances of seeing a Lasius japonicus in Sapporo?

With luck

About 10% of wildlife watchers report a Lasius japonicus sighting in Sapporo on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 40th most-seen of the 44 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.

When is the best time to see a Lasius japonicus in Sapporo?

March

In that month about 40% of wildlife watchers report a Lasius japonicus in Sapporo on a given day, against under 5% in April–July and September–January, the lowest months.

Is Sapporo the best place to see a Lasius japonicus?

Yes

Of the 5 cities where we can rate Lasius japonicus sightings, Sapporo has the highest daily chance: about 10%. Next come Sendai (Japan, about 10%) and Seoul (South Korea, about 10%).

Where does the Lasius japonicus sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Lasius japonicus is recorded against all the insects logged in Sapporo (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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