What are the chances of seeing a Periaeschna nocturnalis in Doi Inthanon National Park?
With luck
About 10% of wildlife watchers report a Periaeschna nocturnalis sighting in Doi Inthanon National Park on a given day, based on 9 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 90th most-seen of the 153 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 Periaeschna nocturnalis in Doi Inthanon National Park?
May
In that month about 30% of wildlife watchers report a Periaeschna nocturnalis in Doi Inthanon National Park on a given day, against under 5% in July to March, the lowest months. That is one of Doi Inthanon National Park's wettest months, with about 290 mm of rain against 20 mm in February.
What time of day is best to see a Periaeschna nocturnalis?
Between 2 and 5 pm
Across all the parks we cover, that three-hour window holds the most Periaeschna nocturnalis sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Where else can you see a Periaeschna nocturnalis?
Only Doi Inthanon National Park, in our data
Doi Inthanon National Park is the only park on Wallace's Line with enough records to rate Periaeschna nocturnalis sightings: about 10% of wildlife watchers there report one on a given day.
Which relatives of the Periaeschna nocturnalis live in Doi Inthanon National Park?
Same family: Aeshnidae
The closest relatives of the Periaeschna nocturnalis that you can see in Doi Inthanon National Park (family Aeshnidae, Darners) are Sarasaeschna pramoti (about 10%) and Blue-Spotted Emperor (about 10%), with each one's daily chance of a sighting.
Where does the Periaeschna nocturnalis sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Periaeschna nocturnalis is recorded against all the insects logged in Doi Inthanon National Park (9 verified sightings from 2019 to 2026), 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.