What are the chances of seeing a Bactrocera scutellata in Tokyo?
Rare
Under 5% of wildlife watchers report a Bactrocera scutellata sighting in Tokyo on a given day, based on 12 verified sightings from GBIF citizen-science data. It is the 612th most-seen of the 1013 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.
When is the best time to see a Bactrocera scutellata in Tokyo?
December
In that month about 10% of wildlife watchers report a Bactrocera scutellata in Tokyo on a given day, against under 5% in January to November, the lowest months. That is one of Tokyo's driest months, with about 85 mm of rain against 250 mm in October.
Where else can you see a Bactrocera scutellata?
Only Tokyo, in our data
Tokyo is the only city on Wallace's Line with enough records to rate Bactrocera scutellata sightings: under 5% of wildlife watchers there report one on a given day.
Which relatives of the Bactrocera scutellata live in Tokyo?
Same order: Diptera
The closest relatives of the Bactrocera scutellata that you can see in Tokyo (order Diptera, Flies) are Promachus yesonicus (about 10%), Marmalade Hover Fly (about 10%) and Helophilus eristaloideus (about 10%), with each one's daily chance of a sighting.
Where does the Bactrocera scutellata sighting chance come from?
GBIF citizen-science records
It is estimated from how often the Bactrocera scutellata is recorded against all the insects logged in Tokyo (12 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.