Heortia vitessoides
In 3 days ~20% in a week ~40%
Heortia vitessoides is a moth of the family Crambidae described by Frederic Moore in 1885. It is found in south-east Asia, including Fiji, Hong Kong, India, Taiwan, Thailand and northern Queensland in Australia. The wingspan is about 30 mm. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Royal Manas National Park | 🇧🇹 Bhutan | |
| 2 | Sinharaja Forest Reserve | 🇱🇰 Sri Lanka | |
| 3 | Cat Tien National Park | 🇻🇳 Vietnam | |
| 4 | Khao Yai National Park | 🇹🇭 Thailand |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Tuen Mun | 🇨🇳 China | |
| 2 | Hong Kong | 🇨🇳 China | |
| 3 | Colombo [Sri Jayawardenepura Kotte] | 🇱🇰 Sri Lanka | |
| 4 | Guangzhou | 🇨🇳 China |
With luck
About 10% of wildlife watchers report a Heortia vitessoides sighting in Colombo [Sri Jayawardenepura Kotte] on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 163rd most-seen of the 182 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
February–March, August and October–November
In those months about 10% of wildlife watchers report a Heortia vitessoides in Colombo [Sri Jayawardenepura Kotte] on a given day, against under 5% in April–July, September and December–January, the lowest months.
Between 8 and 11 pm
Across all the parks we cover, that three-hour window holds the most Heortia vitessoides 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.
Among the best
Of the 4 cities where we can rate Heortia vitessoides sightings, Colombo [Sri Jayawardenepura Kotte] ranks 3rd at about 10%, level with the leaders once rounded. The best odds are in Tuen Mun (China, about 10%) and Hong Kong (China, about 10%).
Same family: Crambidae
The closest relatives of the Heortia vitessoides that you can see in Colombo [Sri Jayawardenepura Kotte] (family Crambidae, Crambid Snout Moths) are Glycythyma chrysorycta (about 10%), Hawaiian Beet Webworm Moth (about 10%) and Rice Case Bearer (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Heortia vitessoides is recorded against all the insects logged in Colombo [Sri Jayawardenepura Kotte] (5 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.
