What are the chances of seeing a Chocolate Royal in Tuen Mun?
Possible
About 30% of wildlife watchers report a Chocolate Royal sighting in Tuen Mun on a given day, based on 157 verified sightings from GBIF citizen-science data. It is the 19th most-seen of the 557 insects we can rate there. Over three days the chance rises to about 60%, and over a week to about 90%, if each day is a fresh chance.
When is the best time to see a Chocolate Royal in Tuen Mun?
October
In that month about 40% of wildlife watchers report a Chocolate Royal in Tuen Mun on a given day, against about 10% in January–February and September, the lowest months. That is one of Tuen Mun's driest months, with about 55 mm of rain against 290 mm in June.
Is Tuen Mun the best place to see a Chocolate Royal?
Yes
Of the 5 cities where we can rate Chocolate Royal sightings, Tuen Mun has the highest daily chance: about 30%. Next come Hong Kong (China, about 10%) and Singapore (Singapore, about 10%).
Which relatives of the Chocolate Royal live in Tuen Mun?
Same family: Lycaenidae
The closest relatives of the Chocolate Royal that you can see in Tuen Mun (family Lycaenidae, Gossamer-winged Butterflies) are Pale Grass Blue (about 30%), Common Hedge Blue (about 30%) and Pea Blue (about 20%), with each one's daily chance of a sighting.
Where does the Chocolate Royal sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Chocolate Royal is recorded against all the insects logged in Tuen Mun (157 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.