Ancylolomia japonica
In 3 days ~20% in a week ~30%
Ancylolomia japonica is a moth of the family Crambidae. It is found in Ussuri, Korea, Japan, China (Yunnan, Gansu, Shandong, Fujian, Guangdong), Tibet and Taiwan. The wingspan is 24–38 mm. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Kaeng Krachan National Park | 🇹🇭 Thailand |
More parks will be added in future updates.
With luck
About 10% of wildlife watchers report an Ancylolomia japonica sighting in Kaeng Krachan National Park on a given day, based on 5 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 249th most-seen of the 296 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.
August
In that month about 20% of wildlife watchers report an Ancylolomia japonica in Kaeng Krachan National Park on a given day, against under 5% in May–July and September–February, the lowest months. That is one of Kaeng Krachan National Park's wettest months, with about 200 mm of rain against 30 mm in December.
Between 9 pm and midnight
Across all the parks we cover, that three-hour window holds the most Ancylolomia japonica sightings with a recorded time, and about 6 in 10 of them come between 6 pm and 6 am: it is seen both by day and at night.
Only Kaeng Krachan National Park, in our data
Kaeng Krachan National Park is the only park on Wallace's Line with enough records to rate Ancylolomia japonica sightings: about 10% of wildlife watchers there report one on a given day.
Same family: Crambidae
The closest relatives of the Ancylolomia japonica that you can see in Kaeng Krachan National Park (family Crambidae, Crambid Snout Moths) are Hawaiian Beet Webworm Moth (about 10%), Swan Plant Flower Moth (about 10%) and Prooedema inscisalis (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Ancylolomia japonica is recorded against all the insects logged in Kaeng Krachan 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.
