What are the chances of seeing a Rhopalus sapporensis in Hangzhou?
With luck
About 10% of wildlife watchers report a Rhopalus sapporensis sighting in Hangzhou on a given day, based on 25 verified sightings from GBIF citizen-science data. It is the 22nd most-seen of the 172 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.
When is the best time to see a Rhopalus sapporensis in Hangzhou?
August–September and December
In those months about 20% of wildlife watchers report a Rhopalus sapporensis in Hangzhou on a given day, against under 5% in January to March, the lowest months.
Is Hangzhou the best place to see a Rhopalus sapporensis?
Yes
Of the 4 cities where we can rate Rhopalus sapporensis sightings, Hangzhou has the highest daily chance: about 10%. Next come Nanjing (China, about 10%) and Shanghai (China, under 5%).
Which relatives of the Rhopalus sapporensis live in Hangzhou?
Same order: Hemiptera
The closest relatives of the Rhopalus sapporensis that you can see in Hangzhou (order Hemiptera, True Bugs, Hoppers, Aphids, and allies) are Eastern Horse Cicada (about 20%), Metochus abbreviatus (about 20%) and Adrisa magna (about 10%), with each one's daily chance of a sighting.
Where does the Rhopalus sapporensis sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Rhopalus sapporensis is recorded against all the insects logged in Hangzhou (25 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.