Grapholita compositella
In 3 days ~10% in a week ~20%
Grapholita compositella, the clover seed moth, is a moth of the family Tortricidae. It is found from Europe to Asia Minor, Mongolia, China and eastern Russia, and in North America. The wingspan is 8–10 mm. The face and palpi are white. The forewings are dark fuscous. The costa has eight long white strigulae, several ending in leaden-metallic marks.There is a slightly curved broad quadrate whitish median dorsal blotch, with three parallel blackish lines, surmounted by a leaden-metallic mark. The ocellus is represented by a leaden - metallic transverse mark. The hindwings in the male are white, the apex broadly fuscous; in the femalethey are dark fuscous, lighter basally.
There are two generations per year, with adults on wing in May and June and again in August. Males fly during the day, while females fly towards sunset. The larvae feed on Trifolium species, including Trifolium pratense and Trifolium repens. They have also been recorded on Glycine max, Medicago sativa, Melilotus, Lotus corniculatus and other Leguminosae species. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Munich | 🇩🇪 Germany | |
| 2 | Helsinki | 🇫🇮 Finland | |
| 3 | Birmingham | 🇬🇧 United Kingdom | |
| 4 | Paris | 🇫🇷 France | |
| 5 | Saint Petersburg | 🇷🇺 Russia | |
| 6 | Moscow | 🇷🇺 Russia | |
| 7 | London | 🇬🇧 United Kingdom |
Rare
Under 5% of wildlife watchers report a Clover Seed Moth sighting in Saint Petersburg on a given day, based on 7 verified sightings from GBIF citizen-science data. It is the 295th most-seen of the 448 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.
June
In that month about 10% of wildlife watchers report a Clover Seed Moth in Saint Petersburg on a given day, against under 5% in July to May, the lowest months.
Among the best
Of the 7 cities where we can rate Clover Seed Moth sightings, Saint Petersburg ranks 5th at under 5%, level with the leaders once rounded. The best odds are in Munich (Germany, under 5%), Helsinki (Finland, under 5%) and Birmingham (United Kingdom, under 5%).
GBIF citizen-science records
It is estimated from how often the Clover Seed Moth is recorded against all the insects logged in Saint Petersburg (7 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.
