Rhetus arcius
In 3 days ~30% in a week ~60%
Rhetus arcius, the long-tailed metalmark, s a species of Neotropical butterfly, first described in Carl Linnaeus' 1763 Centuria Insectorum. Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Ostional Wildlife Refuge | 🇨🇷 Costa Rica | |
| 2 | Ría Lagartos Biosphere Reserve | 🇲🇽 Mexico | |
| 3 | Lago de Yojoa | 🇭🇳 Honduras | |
| 4 | Farallones de Cali National Natural Park | 🇨🇴 Colombia | |
| 5 | Cañón del Sumidero National Park | 🇲🇽 Mexico |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Tegucigalpa | 🇭🇳 Honduras | |
| 2 | Cali | 🇨🇴 Colombia | |
| 3 | San Pedro Sula | 🇭🇳 Honduras | |
| 4 | Medellín | 🇨🇴 Colombia | |
| 5 | San José | 🇨🇷 Costa Rica | |
| 6 | San Salvador | 🇸🇻 El Salvador | |
| 7 | Guatemala City | 🇬🇹 Guatemala | |
| 8 | São Paulo | 🇧🇷 Brazil | |
| 9 | Rio de Janeiro | 🇧🇷 Brazil |
With luck
About 10% of wildlife watchers report a Long-Tailed Metalmark sighting in Farallones de Cali National Natural Park on a given day, based on 6 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 22nd most-seen of the 43 insects we can rate there. Over three days the chance rises to about 30%, and over a week to about 60%, if each day is a fresh chance.
July
In that month about 30% of wildlife watchers report a Long-Tailed Metalmark in Farallones de Cali National Natural Park on a given day, against under 5% in January–March, June and August–November, the lowest months.
Between 10 am and 1 pm
Across all the parks we cover, that three-hour window holds the most Long-Tailed Metalmark sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.
4th of 5
Of the 5 parks where we can rate Long-Tailed Metalmark sightings, Farallones de Cali National Natural Park ranks 4th at about 10%. The best odds are in Ostional Wildlife Refuge (Costa Rica, about 20%), Ría Lagartos Biosphere Reserve (Mexico, about 10%) and Lago de Yojoa (Honduras, about 10%).
GBIF citizen-science records
It is estimated from how often the Long-Tailed Metalmark is recorded against all the insects logged in Farallones de Cali National Natural Park (6 verified sightings from 2019 to 2026), 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.
