Wetland of International Importance (Ramsar Site) · bra
Reentrancias Maranhenses
- Area
- 26 333 km²
- IUCN cat.
- V
- Year
- 1993
Overview
- Designation
- Wetland of International Importance (Ramsar Site)
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 1993
- Managing authority
- Secretaria Estadual de Meio Ambiente e Recursos Naturais do Maranhão – SEMA/MA Departamento de Preservação e Conservação Ambientalista
Source : WDPA (UNEP-WCMC, World Database on Protected Areas).
Species present
0 distinct species · 0 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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).
Indicateurs du tissu écologique
Tissu écologique de Reentrancias Maranhenses : 36 espèces reliées par 42 interactions GloBI sur 2 types (connectance 5.1%, filtre Serrano α=0.2). 5 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology29 basins · 24 lakes · 7 rivers
Hydrology metrics for this exact territory
Stream length here
165,8km
Lake surface here
11,36km²
Basins crossed
29
Max stream order
6
Max drainage
34 830km²
Discharge in basins
1 650,2m³/s
Mean precip.
2 019mm/an
Mean T°
26,9°C
Moisture idx
0,22
Mean runoff
1 142mm/an
Mean elev. (basins)
20m
Watersheds crossing here
- Basin #08720sub-area2 059,6 km²overlap1866.90 km²7%
- Bassin de Rio Gurupisub-area1 483,5 km²overlap1416.31 km²5%
- Bassin de Rio Raimundo Sulsub-area1 453,5 km²overlap1378.49 km²5%
- Basin #08840sub-area1 203 km²overlap1197.59 km²5%
- Basin #08910sub-area708,4 km²overlap705.26 km²3%
- Basin #08980sub-area988,9 km²overlap669.94 km²3%
- Bassin de Rio Pericumãsub-area644,6 km²overlap585.71 km²2%
- Basin #09010sub-area361,5 km²overlap359.91 km²1%
- Basin #08990sub-area350,7 km²overlap349.10 km²1%
20 more basinssorted by overlap
- Bassin de Rio Turiaçusub-area299,2 km²overlap297.90 km²1%
- Basin #08960sub-area267,7 km²overlap266.48 km²1%
- Bassin de Rio Turiaçusub-area267 km²overlap265.83 km²1%
- Basin #48900sub-area1 288,7 km²overlap245.28 km²1%
- Bassin de Rio Turiaçusub-area719,4 km²overlap228.33 km²1%
- Basin #08970sub-area216,3 km²overlap215.37 km²1%
- Basin #08900sub-area213,3 km²overlap212.35 km²1%
- Basin #09000sub-area197,6 km²overlap196.69 km²1%
- Bassin de Rio Maracaçumésub-area185,2 km²overlap184.35 km²1%
- Bassin de Rio Turiaçusub-area1 694,2 km²overlap87.98 km²0%
- Bassin de Rio Gurupisub-area1 900,9 km²overlap83.54 km²0%
- Bassin de Rio Maracaçumésub-area401 km²overlap75.42 km²0%
- Bassin de Rio Maracaçumésub-area804,2 km²overlap43.93 km²0%
- Bassin de Rio Maracaçumésub-area810,2 km²overlap20.67 km²0%
- Bassin de Rio Maracaçumésub-area13,8 km²overlap13.76 km²0%
- Bassin de Rio Capivarasub-area2 037,5 km²overlap13.37 km²0%
- Bassin de Rio Pericumãsub-area1 038,7 km²overlap9.30 km²0%
- Bassin de Rio Aurásub-area1 193,5 km²overlap3.99 km²0%
- Basin #08600sub-area339,2 km²overlap1.32 km²0%
- Bassin de Rio Pericumãsub-area311 km²overlap0.00 km²0%
Lakes (24, top by area)
- Lake #17103area3,5 km²avg depth3.0 m
- Lake #17108area1,4 km²avg depth2.1 m
- Lac 1080356area0,8 km²avg depth3.4 m
- Lac 1079900area0,5 km²avg depth3.2 m
- Lac 1079853area0,5 km²avg depth1.9 m
- Lac 1080395area0,4 km²avg depth3.0 m
- Lac 1079897area0,4 km²avg depth2.4 m
- Lac 1080380area0,4 km²avg depth4.1 m
- Lac 1080325area0,3 km²avg depth2.7 m
15 more lakes
- Lac 1079892area0,3 km²avg depth1.9 m
- Lac 1079858area0,3 km²avg depth1.9 m
- Lac 1080367area0,3 km²avg depth3.6 m
- Lac 1080323area0,3 km²avg depth3.1 m
- Lac 1079905area0,3 km²avg depth2.1 m
- Lac 1079909area0,3 km²avg depth2.1 m
- Lac 1080388area0,3 km²avg depth4.3 m
- Lac 1080418area0,2 km²avg depth2.7 m
- Lac 1079857area0,2 km²avg depth1.6 m
- Lac 1080480area0,2 km²avg depth2.2 m
- Lac 1079882area0,2 km²avg depth1.9 m
- Lac 1080438area0,2 km²avg depth2.3 m
- Lac 1079806area0,2 km²avg depth1.7 m
- Lac 1079861area0,2 km²avg depth1.8 m
- Lac 1079865area0,2 km²avg depth1.8 m
Rivers / streams (7, ord ≥ 4)
- Rio Pericumãord 5len here62.24 km67%total92 km
- Rio Maracaçuméord 5len here47.69 km18%total260 km
- Rio Turiaçuord 6len here33.41 km8%total421 km
- Rio Gurupiord 6len here9.96 km1%total1131 km
- Rio Raimundo Sulord 1len here9.35 km100%total9 km
- Igarapé do Pucaord 1len here1.81 km100%total2 km
- Rio Gurupiord 2len here1.39 km100%total1 km
Live spatial overlap (cached after first hit) · HydroBASINS lev08 × HydroLAKES × HydroRIVERS v10
Location
Fond cartographique : OpenFreeMap · © OpenStreetMap contributors · Géométrie : nos sources (GADM/HydroBASINS/HydroLAKES/HydroRIVERS/WDPA)
- Centroid
- -1.63333, -44.68425
- Open in maps
- OpenStreetMap → · Satellite →
Species observed (Phase 2)
Listing species observed within this protected area requires the GBIF v2 partition × WDPA spatial overlay matview. Computing infrastructure pending.