Euthalia aconthea
In 3 days ~70% in a week ~90%
Euthalia aconthea, the common baron, often called simply baron, is a medium-sized nymphalid butterfly native to Sri Lanka, India and southeast Asia. It flies with stiff wing beats and often glides. The wing is not flapped very far below the horizontal.
The male is brown with slight traces of olive. The forewing has two transverse short black lines at the base, a black loop across the middle, and another beyond the apex of the cell, with their centres dark brown, followed by an angulated discal dark brown band bordered outwardly by a series of five white spots; two preapical white spots beyond and a broad, somewhat diffuse, subterminal black band broadening over the apex and angulated inwards in interspace 1. Hindwing shaded with dark brown at base, two crescent-shaped dark brown loop-like marks in cell; a discal series of dark brown, elongate, outwardly acute, inwardly diffuse, somewhat hastate (spear-shaped) spots, followed by a subterminal series of small spots of the same colour. Underside ochraceous brown. Forewing on the underside shows five transverse slender black lines across cell; a black spot below median vein; discal and preapical white spots as on the... Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|
More parks will be added in future updates.
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Kalyan-Dombivli | 🇮🇳 India | |
| 2 | Jabalpur | 🇮🇳 India | |
| 3 | Dhaka | 🇧🇩 Bangladesh | |
| 4 | Bengaluru | 🇮🇳 India | |
| 5 | Ponnani | 🇮🇳 India | |
| 6 | Pune | 🇮🇳 India | |
| 7 | Mumbai | 🇮🇳 India | |
| 8 | Kozhikode | 🇮🇳 India | |
| 9 | Chandigarh | 🇮🇳 India | |
| 10 | Chattogram | 🇧🇩 Bangladesh |
Possible
About 30% of wildlife watchers report a Common Baron sighting in Kalyan-Dombivli on a given day, based on 13 verified sightings from GBIF citizen-science data. It is the 9th most-seen of the 39 insects we can rate there. Over three days the chance rises to about 70%, and over a week to about 90%, if each day is a fresh chance.
November
In that month about 70% of wildlife watchers report a Common Baron in Kalyan-Dombivli on a given day, against under 5% in January–June and August, the lowest months. That is one of Kalyan-Dombivli's driest months, with about 15 mm of rain against 830 mm in July.
Yes
Of the 33 cities where we can rate Common Baron sightings, Kalyan-Dombivli has the highest daily chance: about 30%. Next come Jabalpur (India, about 30%) and Dhaka (Bangladesh, about 30%).
Same family: Nymphalidae
The closest relatives of the Common Baron that you can see in Kalyan-Dombivli (family Nymphalidae, Brush-footed Butterflies) are Common Evening Brown (about 40%), Blue Tiger (about 40%) and Great Eggfly (about 40%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Common Baron is recorded against all the insects logged in Kalyan-Dombivli (13 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.
