Área De Proteção Ambiental Da Baixada Maranhense
IUCN VEnvironmental Protection Area · 1991
17 283 km²
Municipality · BRA
Santa Helena
Brazil
AmTropical, monsoon(58 %)
Species observed
166
Observations
386
Area
2 191,2km²
Ecological tissue
Sample of 25 species (selected proportionally per kingdom among those with at least one documented interaction here) to keep the graph readable. Hover for details, click to explore the full ecosystem of a species.
ℹ️ The territory contains many more species than displayed and all their documented interactions: the graph is intentionally the structural skeleton (top-N species by composite local score, edges filtered by Serrano 2009 disparity filter α=0.2).
RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique
Indicateurs du tissu écologique
Tissu écologique de Santa Helena : 23 espèces reliées par 19 interactions GloBI sur 3 types (connectance 6.3%, filtre Serrano α=0.2). 2 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Espèces affichées
25
Interactions affichées
19
Connectance
0.063
Patrimoniales
0
Plus dense que (national)0 %(top 100%)
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Species present
166 distinct species · 386 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Climate
Mean T°
26,8°C
Annual rain
1 956mm
Warmest m°
32,9°C
Coldest m°
22,7°C
Elevation: 20 m on average (min 2 m, max 64 m)
Bioclimatic details19 BIO + Köppen full + altitude statsExpert
Annual mean temp.
26,8°C
Annual rain
1 956mm
Warmest month
32,9°C
Coldest month
22,7°C
Mean alt.
20m
Min
2m
Max
64m
Std. dev.
12m
Köppen-Geiger (dominant)
AmTropical, monsoon(58 %)Tropical
CHELSA BIO 1-19 v2.1 · ETOPO DEM 60s · Köppen-Geiger 1991-2020 (Beck et al. 2018)
Soil & lithology
pH H₂O
5,0
Org. C
26,8g/kg
Clay
31,1%
Sand
40,3%
Silt
28,7%
Average over 0-30 cm. Per-depth details in expert panel.
Dominant lithology: ssGLiM
3 soil depths detailed0-5cm / 5-15cm / 15-30cm × 5 propsExpert
0–5 cm
pH H₂O
5,0
Org. C
41,5g/kg
Clay
30,8%
Sand
40,3%
Silt
28,9%
5–15 cm
pH H₂O
5,0
Org. C
21,3g/kg
Clay
30,2%
Sand
41,1%
Silt
28,7%
15–30 cm
pH H₂O
5,0
Org. C
17,4g/kg
Clay
32,2%
Sand
39,4%
Silt
28,4%
SoilGrids 250m (ISRIC, 2017) · GLiM v1.0 (Hartmann & Moosdorf 2012)
Land cover
Forest45.8%
Crops0.5%
Built-up0.1%
Bare soil0.3%
Other (grassland, water…)53.4%
Copernicus Global Land Cover 100m (Buchhorn et al. 2020)
Hydrology9 basins · 35 lakes · 2 rivers
Hydrology metrics for this exact territory
Stream length here
220,7km
Lake surface here
106,35km²
Basins crossed
9
Max stream order
6
Max drainage
10 770km²
Discharge in basins
496,7m³/s
Mean precip.
2 218mm/an
Mean T°
27,0°C
Moisture idx
0,26
Mean runoff
1 191mm/an
Mean elev. (basins)
26m
Watersheds crossing here
- Bassin de Rio Turiaçusub-area1 694,2 km²overlap834.30 km²38%
- Bassin de Rio Turiaçusub-area402 km²overlap319.77 km²15%
- Bassin de Rio Turiaçusub-area1 429,5 km²overlap283.40 km²13%
- Bassin de Rio Turiaçusub-area289,6 km²overlap194.56 km²9%
- Bassin de Rio Paruásub-area2 393,3 km²overlap157.86 km²7%
- Basin #64300sub-area280 km²overlap154.38 km²7%
- Bassin de Rio Turiaçusub-area719,4 km²overlap152.10 km²7%
- Bassin de Rio Turiaçusub-area388,2 km²overlap92.26 km²4%
- Bassin de Rio Pericumãsub-area1 038,7 km²overlap2.52 km²0%
Lakes (35, top by area)
- Lago São Gerônimoarea103,8 km²avg depth4.8 m
- Lagoa de São Franciscoarea11,4 km²avg depth1.6 m
- Lake #17291area3,8 km²avg depth2.2 m
- Lake #17594area3,1 km²avg depth3.1 m
- Lake #17500area2,9 km²avg depth2.5 m
- Lake #17535area2,3 km²avg depth2.8 m
- Lake #17611area1,9 km²avg depth1.5 m
- Lake #17460area1,6 km²avg depth1.4 m
- Lake #17368area1,3 km²avg depth1.6 m
26 more lakes
- Lake #17579area1,3 km²avg depth2.3 m
- Lac 1081677area0,9 km²avg depth3.0 m
- Lac 1081517area0,5 km²avg depth2.1 m
- Lac 1080952area0,4 km²avg depth2.6 m
- Lac 1081317area0,4 km²avg depth1.9 m
- Lac 1081820area0,4 km²avg depth2.3 m
- Lac 1081561area0,3 km²avg depth2.7 m
- Lac 1080773area0,3 km²avg depth2.9 m
- Lac 1081679area0,3 km²avg depth2.6 m
- Lac 1081825area0,3 km²avg depth2.2 m
- Lac 1081632area0,3 km²avg depth2.5 m
- Lac 1081864area0,3 km²avg depth2.3 m
- Lac 1080862area0,3 km²avg depth2.4 m
- Lac 1080795area0,3 km²avg depth1.8 m
- Lac 1080876area0,2 km²avg depth2.4 m
- Lac 1081791area0,2 km²avg depth2.4 m
- Lac 1081390area0,2 km²avg depth2.0 m
- Lac 1081300area0,2 km²avg depth1.6 m
- Lac 1081366area0,2 km²avg depth1.6 m
- Lac 1081318area0,2 km²avg depth1.5 m
- Lac 1081657area0,2 km²avg depth2.5 m
- Lac 1081274area0,2 km²avg depth1.9 m
- Lac 1082321area0,2 km²avg depth2.0 m
- Lac 1081316area0,2 km²avg depth2.3 m
- Lac 1081901area0,2 km²avg depth1.6 m
- Lac 1081518area0,1 km²avg depth2.1 m
Rivers / streams (2, ord ≥ 4)
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Human pressure
Pop. density
0hab/km²
Night light
0,1nW
Built-up
6,6%
Pesticides
26,5kg/km²
GHSL POP/Built 2020 · VIIRS lumière nocturne · PEST-CHEMGRIDS 2020 (Maggi et al.)
Protected areas2
IUCN V · 2🌊 Marine · 2
Baixada Maranhense Environmental Protection Area
IUCN VWetland of International Importance (Ramsar Site) · 2000
17 283 km²
WDPA (World Database on Protected Areas) — UNEP-WCMC & IUCN