Belonochilus numenius
In 3 days ~30% in a week ~50%
Belonochilus is a genus of seed bugs in the family Lygaeidae. There is one described species in Belonochilus, B. numenius, the sycamore seed bug, making it a monotypic genus. It is native to North America, but is an invasive species in Europe. It primarily feeds on Platanus trees and lays its eggs on fruit, although some overwinter beneath the bark of the trees they feed on. Wikipedia →
| # | Park | Country | Daily sighting probability |
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More parks will be added in future updates.
With luck
About 10% of wildlife watchers report a Sycamore Seed Bug sighting in Barcelona on a given day, based on 47 verified sightings from GBIF citizen-science data. It is the 77th most-seen of the 381 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 50%, if each day is a fresh chance.
July and August
In those months about 20% of wildlife watchers report a Sycamore Seed Bug in Barcelona on a given day, against under 5% in February, April–May and December, the lowest months.
Among the best
Of the 15 cities where we can rate Sycamore Seed Bug sightings, Barcelona ranks 2nd at about 10%, level with the leaders once rounded. The best odds are in Valencia (Spain, about 10%).
Same family: Lygaeidae
The closest relatives of the Sycamore Seed Bug that you can see in Barcelona (family Lygaeidae, Seed Bugs) are Indian Milkweed Bug (about 20%) and Spilostethus furcula (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Sycamore Seed Bug is recorded against all the insects logged in Barcelona (47 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.
