Greater Blue Skimmer

Greater Blue Skimmer

Orthetrum melania

Daily sighting probability ~20% · Possible
at Daegu

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

10 Verified sightings at Daegu
July Best month

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 Naha 🇯🇵 Japan
~30%
2 Nagoya 🇯🇵 Japan
~20%
3 Osaka 🇯🇵 Japan
~20%
4 Busan 🇰🇷 South Korea
~20%
5 Daegu 🇰🇷 South Korea
~20%
6 Sendai 🇯🇵 Japan
~20%
7 Tokyo 🇯🇵 Japan
~10%
8 Changsha 🇨🇳 China
~10%
9 Seoul 🇰🇷 South Korea
~10%
10 Nanjing 🇨🇳 China
~10%

Before you go

What are the chances of seeing a Greater Blue Skimmer in Daegu?

Possible

About 20% of wildlife watchers report a Greater Blue Skimmer sighting in Daegu on a given day, based on 10 verified sightings from GBIF citizen-science data. It is the 32nd most-seen of the 38 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 Greater Blue Skimmer in Daegu?

July and August

In those months about 30% of wildlife watchers report a Greater Blue Skimmer in Daegu on a given day, against under 5% in February–May and September–October, the lowest months. Those are among Daegu's wettest months, with about 250 mm of rain a month against 25 mm in December. December has too few records to rate.

Is Daegu the best place to see a Greater Blue Skimmer?

5th of 11

Of the 11 cities where we can rate Greater Blue Skimmer sightings, Daegu ranks 5th at about 20%. The best odds are in Naha (Japan, about 30%), Nagoya (Japan, about 20%) and Osaka (Japan, about 20%).

Where does the Greater Blue Skimmer sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Greater Blue Skimmer is recorded against all the insects logged in Daegu (10 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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