What are the chances of seeing a Polionemobius taprobanense in Osaka?
With luck
About 10% of wildlife watchers report a Polionemobius taprobanense sighting in Osaka on a given day, based on 20 verified sightings from GBIF citizen-science data. It is the 122nd most-seen of the 352 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.
When is the best time to see a Polionemobius taprobanense in Osaka?
September
In that month about 20% of wildlife watchers report a Polionemobius taprobanense in Osaka on a given day, against under 5% in August and December–June, the lowest months. That is one of Osaka's wettest months, with about 190 mm of rain against 55 mm in January.
Is Osaka the best place to see a Polionemobius taprobanense?
Among the best
Of the 11 cities where we can rate Polionemobius taprobanense sightings, Osaka ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Beijing (China, about 10%).
Where does the Polionemobius taprobanense sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Polionemobius taprobanense is recorded against all the insects logged in Osaka (20 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.