Straight-Lined Sulphur

Straight-Lined Sulphur

Phoebis trite

Daily sighting probability ~10% · With luck
at Porto Alegre

In 3 days ~20% in a week ~40%

10 Verified sightings at Porto Alegre
60 In all 5 parks From 2019 to 2026
April Best month
☀️ Diurnal When it's spotted

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Iguazú National Park 🇦🇷 Argentina
~10%
2 Iguaçu National Park 🇧🇷 Brazil
~10%
3 Yasuní National Park 🇪🇨 Ecuador
~10%
4 Braulio Carrillo National Park 🇨🇷 Costa Rica
~10%
5 Soberanía National Park 🇵🇦 Panama
~10%

Cities Where Found

# City Country Daily sighting probability
1 Porto Alegre 🇧🇷 Brazil
~10%
2 São Paulo 🇧🇷 Brazil
<5%

Before you go

What are the chances of seeing a Straight-Lined Sulphur in Porto Alegre?

With luck

About 10% of wildlife watchers report a Straight-Lined Sulphur sighting in Porto Alegre on a given day, based on 10 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.

When is the best time to see a Straight-Lined Sulphur in Porto Alegre?

April–June, September and November–December

In those months about 10% of wildlife watchers report a Straight-Lined Sulphur in Porto Alegre on a given day, against under 5% in January–March, July–August and October, the lowest months.

What time of day is best to see a Straight-Lined Sulphur?

Between noon and 3 pm

Across all the parks we cover, that three-hour window holds the most Straight-Lined Sulphur sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Porto Alegre the best place to see a Straight-Lined Sulphur?

Yes

Of the 2 cities where we can rate Straight-Lined Sulphur sightings, Porto Alegre has the highest daily chance: about 10%. Next come São Paulo (Brazil, under 5%).

Which relatives of the Straight-Lined Sulphur live in Porto Alegre?

Same genus: Phoebis

The closest relatives of the Straight-Lined Sulphur that you can see in Porto Alegre (genus Phoebis) are Tailed Sulphur (about 20%), Dark Apricot Sulphur (about 10%) and Orange-Barred Sulphur (about 10%), with each one's daily chance of a sighting.

Where does the Straight-Lined Sulphur sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Straight-Lined Sulphur is recorded against all the insects logged in Porto Alegre (10 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.

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