What are the chances of seeing a Grey Swallowtail Moth in Cat Tien National Park?
With luck
About 10% of wildlife watchers report a Grey Swallowtail Moth sighting in Cat Tien National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 108th most-seen of the 125 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 Grey Swallowtail Moth in Cat Tien National Park?
June
In that month about 30% of wildlife watchers report a Grey Swallowtail Moth in Cat Tien National Park on a given day, against under 5% in July to May, the lowest months. That is one of Cat Tien National Park's wettest months, with about 340 mm of rain against 15 mm in February.
What time of day is best to see a Grey Swallowtail Moth?
Between 9 am and noon
Across all the parks we cover, that three-hour window holds the most Grey Swallowtail Moth sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
Is Cat Tien National Park the best place to see a Grey Swallowtail Moth?
Yes
Of the 2 parks where we can rate Grey Swallowtail Moth sightings, Cat Tien National Park has the highest daily chance: about 10%. Next come Kaeng Krachan National Park (Thailand, about 10%).
Where does the Grey Swallowtail Moth sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Grey Swallowtail Moth is recorded against all the insects logged in Cat Tien National Park (5 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.