Sitona cylindricollis
In 3 days ~10% in a week ~30%
Sitona cylindricollis, the sweetclover weevil, is a species of broad-nosed weevil in the beetle family Curculionidae. It is found in North America, where it is a pest of sweetclover and alfalfa. Larvae feed on the root nodules of these plants, eventually pupating near the soil surface. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Toronto | 🇨🇦 Canada | |
| 2 | Nizhny Novgorod | 🇷🇺 Russia | |
| 3 | Saint Petersburg | 🇷🇺 Russia | |
| 4 | Montreal | 🇨🇦 Canada | |
| 5 | Boston | 🇺🇸 United States |
Rare
Under 5% of wildlife watchers report a Sweetclover Weevil sighting in Nizhny Novgorod on a given day, based on 12 verified sightings from GBIF citizen-science data. It is the 169th most-seen of the 405 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.
April–May and September–October
In those months about 10% of wildlife watchers report a Sweetclover Weevil in Nizhny Novgorod on a given day, against under 5% in June–August and November–March, the lowest months.
2nd of 5
Of the 5 cities where we can rate Sweetclover Weevil sightings, Nizhny Novgorod ranks 2nd at under 5%. The best odds are in Toronto (Canada, about 10%).
Same genus: Sitona
The closest relatives of the Sweetclover Weevil that you can see in Nizhny Novgorod (genus Sitona) are Clover Weevil (about 10%) and Pea Weevil (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Sweetclover Weevil is recorded against all the insects logged in Nizhny Novgorod (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.
