Nephrotoma cornicina
In 3 days ~10% in a week ~30%
Nephrotoma cornicina is a species of fly in the family Tipulidae. These flies mainly inhabit turf grass and hedge rows. Nephrotoma cornicina can reach a body length of 12–15 millimetres (0.47–0.59 in) and a wing length of 11–15 millimetres (0.43–0... Wikipedia →
| # | Park | Country | Daily sighting probability |
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More parks will be added in future updates.
Rare
Under 5% of wildlife watchers report a Nephrotoma cornicina sighting in Chicago on a given day, based on 76 verified sightings from GBIF citizen-science data. It is the 195th most-seen of the 978 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.
June and July
In those months about 10% of wildlife watchers report a Nephrotoma cornicina in Chicago on a given day, against under 5% in August to May, the lowest months.
4th of 8
Of the 8 cities where we can rate Nephrotoma cornicina sightings, Chicago ranks 4th at under 5%. The best odds are in Montreal (Canada, about 10%), Toronto (Canada, about 10%) and Detroit (United States, about 10%).
GBIF citizen-science records
It is estimated from how often the Nephrotoma cornicina is recorded against all the insects logged in Chicago (76 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.
