What are the chances of seeing a Sphex sericeus in Hong Kong?
With luck
About 10% of wildlife watchers report a Sphex sericeus sighting in Hong Kong on a given day, based on 75 verified sightings from GBIF citizen-science data. It is the 158th most-seen of the 1125 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 50%, if each day is a fresh chance.
When is the best time to see a Sphex sericeus in Hong Kong?
August
In that month about 20% of wildlife watchers report a Sphex sericeus in Hong Kong on a given day, against under 5% in November to April, the lowest months. That is one of Hong Kong's wettest months, with about 220 mm of rain against 25 mm in December.
Is Hong Kong the best place to see a Sphex sericeus?
Yes
Of the 5 cities where we can rate Sphex sericeus sightings, Hong Kong has the highest daily chance: about 10%. Next come Singapore (Singapore, about 10%) and Chennai (India, about 10%).
Where does the Sphex sericeus sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Sphex sericeus is recorded against all the insects logged in Hong Kong (75 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.