Blue-Spotted Emperor

Blue-Spotted Emperor

Anax nigrofasciatus

Daily sighting probability <5% · Rare
at Seoul

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

9 Verified sightings at Seoul
6 In 1 park From 2019 to 2026
May Best month
☀️ Diurnal When it's spotted

About the Blue-Spotted Emperor

Anax nigrofasciatus, the blue-spotted emperor, is a species of dragonfly found in Asia. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Doi Inthanon National Park 🇹🇭 Thailand
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Seoul 🇰🇷 South Korea
<5%
2 Tokyo 🇯🇵 Japan
<5%

Before you go

What are the chances of seeing a Blue-Spotted Emperor in Seoul?

Rare

Under 5% of wildlife watchers report a Blue-Spotted Emperor sighting in Seoul on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 291st most-seen of the 525 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-Spotted Emperor in Seoul?

May and June

In those months about 10% of wildlife watchers report a Blue-Spotted Emperor in Seoul on a given day, against under 5% in July to April, the lowest months.

What time of day is best to see a Blue-Spotted Emperor?

Between 1 and 4 pm

Across all the parks we cover, that three-hour window holds the most Blue-Spotted Emperor sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is Seoul the best place to see a Blue-Spotted Emperor?

Yes

Of the 2 cities where we can rate Blue-Spotted Emperor sightings, Seoul has the highest daily chance: under 5%. Next come Tokyo (Japan, under 5%).

Where does the Blue-Spotted Emperor sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Blue-Spotted Emperor is recorded against all the insects logged in Seoul (9 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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