Celyphus difficilis
In 3 days ~10% in a week ~30%
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Tuen Mun | 🇨🇳 China |
Rare
Under 5% of wildlife watchers report a Celyphus difficilis sighting in Tuen Mun on a given day, based on 5 verified sightings from GBIF citizen-science data. It is the 492nd most-seen of the 557 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 30%, if each day is a fresh chance.
May–July and September
In those months about 10% of wildlife watchers report a Celyphus difficilis in Tuen Mun on a given day, against under 5% in August and October–April, the lowest months. Those are among Tuen Mun's wettest months, with about 220 mm of rain a month against 20 mm in December.
Only Tuen Mun, in our data
Tuen Mun is the only city on Wallace's Line with enough records to rate Celyphus difficilis sightings: under 5% of wildlife watchers there report one on a given day.
Same order: Diptera
The closest relatives of the Celyphus difficilis that you can see in Tuen Mun (order Diptera, Flies) are Black Soldier Fly (about 10%), Ptecticus aurifer (about 10%) and Marmalade Hover Fly (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Celyphus difficilis is recorded against all the insects logged in Tuen Mun (5 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.
