Retrachydes thoracicus
In 3 days ~20% in a week ~40%
Retrachydes thoracicus is a species of beetle in the family Cerambycidae, the only species in the genus Retrachydes. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Mendoza | 🇦🇷 Argentina | |
| 2 | Rosario | 🇦🇷 Argentina | |
| 3 | Montevideo | 🇺🇾 Uruguay | |
| 4 | Buenos Aires | 🇦🇷 Argentina | |
| 5 | Porto Alegre | 🇧🇷 Brazil | |
| 6 | Cordoba | 🇦🇷 Argentina | |
| 7 | São Paulo | 🇧🇷 Brazil |
With luck
About 10% of wildlife watchers report a Retrachydes thoracicus sighting in Porto Alegre on a given day, based on 9 verified sightings from GBIF citizen-science data. It is the 127th most-seen of the 226 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.
July and November–February
In those months about 10% of wildlife watchers report a Retrachydes thoracicus in Porto Alegre on a given day, against under 5% in March–June and August–October, the lowest months.
5th of 7
Of the 7 cities where we can rate Retrachydes thoracicus sightings, Porto Alegre ranks 5th at about 10%. The best odds are in Mendoza (Argentina, about 20%), Rosario (Argentina, about 10%) and Montevideo (Uruguay, about 10%).
Same family: Cerambycidae
The closest relatives of the Retrachydes thoracicus that you can see in Porto Alegre (family Cerambycidae, Longhorn Beetles) are Chydarteres striatus (about 10%), Cotyclytus curvatus (about 10%) and Paromoeocerus barbicornis (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Retrachydes thoracicus is recorded against all the insects logged in Porto Alegre (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.
