Donacia semicuprea
In 3 days ~20% in a week ~30%
Donacia semicuprea is a species of leaf beetles of the subfamily of Donaciinae. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Rotterdam [The Hague] | 🇳🇱 Netherlands | |
| 2 | Warsaw | 🇵🇱 Poland | |
| 3 | Birmingham | 🇬🇧 United Kingdom |
With luck
About 10% of wildlife watchers report a Grooved Leaf Beetle sighting in Rotterdam [The Hague] on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 196th most-seen of the 355 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.
April and May
In those months about 10% of wildlife watchers report a Grooved Leaf Beetle in Rotterdam [The Hague] on a given day, against under 5% in June to March, the lowest months.
Yes
Of the 3 cities where we can rate Grooved Leaf Beetle sightings, Rotterdam [The Hague] has the highest daily chance: about 10%. Next come Warsaw (Poland, under 5%) and Birmingham (United Kingdom, under 5%).
Same family: Chrysomelidae
The closest relatives of the Grooved Leaf Beetle that you can see in Rotterdam [The Hague] (family Chrysomelidae, Leaf Beetles) are Alder Leaf Beetle (about 20%), Green Dock Beetle (about 10%) and Rosemary Beetle (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Grooved Leaf Beetle is recorded against all the insects logged in Rotterdam [The Hague] (9 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.
