South America, Brazil 216 spp. recorded

São Luís Island also known as Upaon-Açu Island or Maranhão Island is an island in the state of Maranhão. There are four cities located in the island: São Luís, after which the island is named, São José de Ribamar, Paço do Lumiar, and Raposa. The city of São Luís also covers three more minor islands, Tauá Mirim, Tauá, and Medo. Wikipedia

2.564° S   44.238° W

🦜 Nature

216 Species sighted
2,089 Verified sightings From 2019 to 2026
Jun Best month
DAILY SIGHTING PROBABILITY
<5%
Rare
5–20%
With luck
20–40%
Possible
40–70%
Likely
>70%
Very likely

⭐ Iconic Species

📊 Most Spotted

⭐ Iconic Species

📊 Most Spotted

⭐ Iconic Species

📊 Most Spotted

📊 Most Spotted

📊 Most Spotted

🌙 Most active after dark

Sighting Calendar

How many species you'd see in a day

33
Jan
29
Feb
35
Mar
39
Apr
37
May
40
Jun
33
Jul
30
Aug
34
Sep
38
Oct
33
Nov
29
Dec
🏙️ City

Essentials

Green coverHigh
Protected land9%
Protected sea65%
Protected areas
6
areas
Wildlife spots
0
spots
Zoos & centres
0
places
ClimateTropical savanna
World HeritageUNESCO

Climate

Temp °C Rain mm
27°
191mm
27°
247mm
26°
322mm
26°
357mm
27°
238mm
27°
149mm
27°
88mm
28°
23mm
28°
23mm
28°
15mm
28°
17mm
28°
47mm
JanFebMarAprMayJunJulAugSepOctNovDec
0.0 ★★★★★ ★★★★★ World-class

Wallace's Line Score

How good is this city for seeing wildlife?
🦜

Biodiversity

Very good

How rich is the wildlife?

4.0 City avg
4.2 ★★★★★ ★★★★★
Species by taxon
🦅 Birds
417
🐒 Mammals
177
🦎 Reptiles
107
🐸 Amphibians
44
745 Total Species
679 Global average across 380 cities
25 Threatened 18 Endemic
🔭

Sighting

Excellent

How likely to see animals?

4.0 City avg
4.7 ★★★★★ ★★★★★
🎯
Top-12 Avg Probability
65% City avg
58%
📊
Coverage (158 species at ≥5% of 745 in the inventory)
16% City avg
21%
🔀
Taxon variety in top 12 (10 bird, 2 reptile)
19% City avg
37%
🌟
Iconic-group species (≥15%) (every species from the 19 iconic groups — monkeys, cats, toucans, macaws, sloths, crocodilians… — not just the 4 highlighted above)
3 City avg
7
⭐
High-prob species (>40%)
17 City avg
21
🏕️

Experience

Excellent

How easy and pleasant is the visit?

3.7 City avg
4.3 ★★★★★ ★★★★★
🌤️ Climate Mixed
Medium
🌳 Green cover High
High
🛡️ Protected land & sea 9% land · 65% sea
High
🗺️ Protected areas 6
High
📍 Wildlife spots 0
Low
🦒 Zoos & centres 0
Low

What visitors say

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Before you go

When is the best time to see wildlife in São Luís?

January and June–August

In those months the city's 12 most-seen species average about 60% on a given day, against about 40% in March, September–October and December.

Can you see a Scarlet Ibis in São Luís?

Yes

About 40% of wildlife watchers report a Scarlet Ibis sighting in São Luís on a given day, based on 32 verified sightings from GBIF citizen-science data from 2019 to 2026. The best time is October and November (about 60%).

Can you see a Collins' Squirrel Monkey in São Luís?

Yes

About 40% of wildlife watchers report a Collins' Squirrel Monkey sighting in São Luís on a given day, based on 18 verified sightings from GBIF citizen-science data from 2019 to 2026. The best time is September (about 70%).

Can you see a Green Vine Snake in São Luís?

Yes

About 40% of wildlife watchers report a Green Vine Snake sighting in São Luís on a given day, based on 21 verified sightings from GBIF citizen-science data from 2019 to 2026. The best time is January (about 70%).

Is São Luís good for wildlife watching?

4.5 out of 5

On the Wallace's Line Score, which rates each city against other cities, São Luís gets 4.5/5: 92nd of 380 cities worldwide and 18th in South America. 28 of its species are reported by about 40% or more of wildlife watchers on a given day.

⚖️

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Sources: urban area GHSL Urban Centre Database R2024A, European Commission JRC (CC BY 4.0) · protected land WDPA, UNEP-WCMC & IUCN (via GHSL) · climate NASA POWER · wildlife GBIF.org citizen-science data