Wetland of International Importance (Ramsar Site) · bra
Baixada Maranhense Environmental Protection Area
- Area
- 17 283 km²
- IUCN cat.
- V
- Year
- 2000
Overview
- Designation
- Wetland of International Importance (Ramsar Site)
- IUCN category
- V · Paysage protégé
Paysage façonné par l'humain digne de conservation
- Established
- 2000
- Managing authority
- Secretaría Estatal de Medio Ambiente y Recursos Naturales de Maranhão – SEMA
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 28 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 Baixada Maranhense Environmental Protection Area : 21 espèces reliées par 31 interactions GloBI sur 5 types (connectance 7.6%, filtre Serrano α=0.2). 8 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology44 basins · 50 lakes · 24 rivers
Hydrology metrics for this exact territory
Stream length here
949,9km
Lake surface here
597,58km²
Basins crossed
44
Max stream order
6
Max drainage
55 843km²
Discharge in basins
3 435,2m³/s
Mean precip.
1 868mm/an
Mean T°
27,2°C
Moisture idx
0,09
Mean runoff
920mm/an
Mean elev. (basins)
20m
Watersheds crossing here
- Bassin de Rio Capivarasub-area2 037,5 km²overlap1908.87 km²11%
- Bassin de Rio Turiaçusub-area1 694,2 km²overlap1598.72 km²9%
- Bassin de Rio Pindarésub-area2 412,9 km²overlap1258.04 km²7%
- Bassin de Rio Aurásub-area1 193,5 km²overlap1184.21 km²7%
- Bassin de Rio Pericumãsub-area1 038,7 km²overlap1024.74 km²6%
- Bassin de Rio Grajaúsub-area2 086,9 km²overlap973.55 km²6%
- Bassin de Rio Pindarésub-area2 563,5 km²overlap972.79 km²6%
- Bassin de Rio Mearimsub-area1 046,9 km²overlap915.61 km²5%
- Bassin de Igarapé do Ipixunasub-area593 km²overlap590.36 km²3%
35 more basinssorted by overlap
- Bassin de Rio Turiaçusub-area719,4 km²overlap487.86 km²3%
- Basin #48900sub-area1 288,7 km²overlap445.89 km²3%
- Basin #09280sub-area464,3 km²overlap419.16 km²2%
- Bassin de Rio Turiaçusub-area388,2 km²overlap386.23 km²2%
- Basin #69840sub-area429,2 km²overlap328.93 km²2%
- Bassin de Rio Turiaçusub-area402 km²overlap316.74 km²2%
- Basin #08980sub-area988,9 km²overlap314.60 km²2%
- Bassin de Rio Mearimsub-area351,1 km²overlap313.40 km²2%
- Bassin de Rio Pericumãsub-area311 km²overlap309.57 km²2%
- Bassin de Rio Pindarésub-area309 km²overlap307.60 km²2%
- Bassin de Rio do Meiosub-area293 km²overlap291.65 km²2%
- Bassin de Rio Paruásub-area2 393,3 km²overlap280.60 km²2%
- Bassin de Rio Mearimsub-area211,9 km²overlap203.58 km²1%
- Bassin de Rio Bonfimsub-area295 km²overlap200.37 km²1%
- Basin #09270sub-area405,3 km²overlap181.40 km²1%
- Bassin de Igarapé da Ciganasub-area712,3 km²overlap160.39 km²1%
- Bassin de Rio Mearimsub-area251 km²overlap151.79 km²1%
- Basin #05930sub-area190,5 km²overlap133.36 km²1%
- Bassin de Igarapé Boa Uniãosub-area318,7 km²overlap104.03 km²1%
- Bassin de Rio Mearimsub-area152,1 km²overlap94.33 km²1%
- Bassin de Rio Mearimsub-area165,7 km²overlap80.53 km²0%
- Bassin de Rio Turiaçusub-area1 429,5 km²overlap77.86 km²0%
- Basin #68250sub-area77,1 km²overlap76.75 km²0%
- Basin #09330sub-area380,4 km²overlap69.27 km²0%
- Bassin de Rio Raimundo Sulsub-area1 453,5 km²overlap68.60 km²0%
- Bassin de Rio Pericumãsub-area644,6 km²overlap56.00 km²0%
- Bassin de Rio Turiaçusub-area289,6 km²overlap35.63 km²0%
- Bassin de Rio Mearimsub-area34,3 km²overlap34.14 km²0%
- Basin #09260sub-area30,3 km²overlap30.19 km²0%
- Basin #64300sub-area280 km²overlap22.17 km²0%
- Basin #09340sub-area25,1 km²overlap16.34 km²0%
- Basin #09230sub-area11,4 km²overlap11.32 km²0%
- Bassin de Rio Mearimsub-area187,7 km²overlap3.24 km²0%
- Basin #09350sub-area198,3 km²overlap0.26 km²0%
- Basin #04910sub-area632,1 km²overlap0.00 km²0%
Lakes (50, top by area)
- Lago São Gerônimoarea103,8 km²avg depth4.8 m
- Lago de Vianaarea73,8 km²avg depth2.3 m
- Lago Açuarea72,3 km²avg depth1.7 m
- Lago Cajariarea63,5 km²avg depth2.9 m
- Grajauarea36,7 km²avg depth2.1 m
- Lake #10062area22 km²avg depth2.9 m
- Lago Jacareíarea16,6 km²avg depth2.0 m
- Lago do Aquariarea14,5 km²avg depth1.6 m
- Lago Açuarea14,5 km²avg depth1.6 m
41 more lakes
- Lake #10084area11,8 km²avg depth2.7 m
- Lago da Gameleiraarea11,5 km²avg depth1.8 m
- Lagoa de São Franciscoarea11,4 km²avg depth1.6 m
- Lake #18207area8,4 km²avg depth2.9 m
- Lake #18232area7,9 km²avg depth2.7 m
- Lake #18114area6,6 km²avg depth1.9 m
- Lake #18211area6,3 km²avg depth2.4 m
- Lake #18455area6 km²avg depth1.4 m
- Lake #18112area5,9 km²avg depth1.9 m
- Lake #18175area5,5 km²avg depth2.7 m
- Lake #18231area5,4 km²avg depth3.4 m
- Lake #18482area5,3 km²avg depth3.1 m
- Lake #18229area5,1 km²avg depth1.9 m
- Lake #18134area5,1 km²avg depth3.6 m
- Lago São Gerônimoarea5,1 km²avg depth1.9 m
- Lake #18062area4,9 km²avg depth2.2 m
- Lake #17717area4,9 km²avg depth0.9 m
- Lake #18465area4,9 km²avg depth2.5 m
- Lake #18304area4,6 km²avg depth1.2 m
- Lake #18458area4,4 km²avg depth1.5 m
- Lake #18224area4,1 km²avg depth1.6 m
- Lake #17291area3,8 km²avg depth2.2 m
- Lago dos Veadosarea3,7 km²avg depth1.2 m
- Lago Coqueiroarea3,7 km²avg depth0.7 m
- Lake #18167area3,6 km²avg depth2.1 m
- Lake #18428area3,2 km²avg depth1.0 m
- Lake #17594area3,1 km²avg depth3.1 m
- Lago das Itãsarea3 km²avg depth1.5 m
- Lago Palmeiralarea3 km²avg depth1.0 m
- Lake #17500area2,9 km²avg depth2.5 m
- Lake #18296area2,8 km²avg depth1.5 m
- Lake #18382area2,8 km²avg depth1.4 m
- Lake #18348area2,7 km²avg depth1.4 m
- Lake #17667area2,5 km²avg depth2.7 m
- Lago do Caboclo Mortoarea2,4 km²avg depth1.9 m
- Lake #18193area2,4 km²avg depth2.4 m
- Lake #18366area2,4 km²avg depth1.8 m
- Lake #17535area2,3 km²avg depth2.8 m
- Lago São Gerônimoarea2,3 km²avg depth1.7 m
- Lake #18284area2,2 km²avg depth1.5 m
- Lake #18128area2 km²avg depth1.3 m
Rivers / streams (24, ord ≥ 4)
- Rio Mearimord 6len here233.78 km17%total1352 km
- Rio Turiaçuord 6len here191.87 km46%total421 km
- Rio Pindaréord 6len here138.58 km24%total577 km
- Igarapé Puraqueúord 3len here86.32 km100%total86 km
- Rio Grajaúord 5len here65.85 km11%total616 km
- Rio Paruáord 5len here38.42 km30%total130 km
- Igarapé do Ipixunaord 5len here35.38 km100%total35 km
- Rio Pericumãord 5len here29.97 km32%total92 km
- Igarapé Boa Uniãoord 3len here22.36 km38%total59 km
- Rio Auráord 3len here21.56 km100%total22 km
- Rio do Meioord 2len here13.22 km100%total13 km
- Rio Bonfimord 3len here11.22 km38%total29 km
12 more river segmentssorted by Strahler order + length
- Rio do Estirãoord 2len here10.57 km100%total11 km
- Rio da Serraord 3len here8.32 km100%total8 km
- Rio Auraord 4len here7.81 km100%total8 km
- Rio do Pachecoord 3len here5.85 km100%total6 km
- Rio Turiaçúord 2len here5.85 km100%total6 km
- Rio da Boca Velhaord 2len here5.66 km100%total6 km
- Rio da Telhaord 2len here4.46 km100%total4 km
- Rio Capivaraord 1len here3.15 km48%total7 km
- Rio do Poçãoord 1len here3.12 km100%total3 km
- Igarapé Cajapióord 1len here2.73 km100%total3 km
- Igarapé da Ipueirinhaord 1len here2.47 km97%total3 km
- Igarapé Jaguariord 1len here1.35 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
- -2.94965, -44.74565
- 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.