HydroBASINS lev08 watershed · #6080329540
Bassin de Rio Mearim
A watershed (drainage basin) is not a body of water — it is the land area where rainfall converges towards a single river that eventually reaches the sea (or an endorheic basin). Boundaries follow ridgelines.
Crosses 8 administrative regions : Barra do Corda, Esperantinópolis, Joselândia, Lago da Pedra, Poção de Pedras +3
Sub-basin area
1 207,6km²
Upstream area
17 021,2km²
Discharge
129,89m³/s
Mean elev.
128m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #6080336490296 km²
- Bassin de Rio Mearim258 km²
8 dept-equivalent regions (GADM L2)
- 400.6 km²33.3% of basin
- 371.1 km²30.9% of basin
- 200.6 km²16.7% of basin
- 125.9 km²10.5% of basin
- 53.3 km²4.4% of basin
- 27.9 km²2.3% of basin
- 23.0 km²1.9% of basin
- 0.0 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
554 distinct species · 871 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 2 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 Bassin de Rio Mearim : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydroclimate (BasinATLAS lev08)
Mean T°
26,8°C
Annual rain
1 582mm
Moisture idx (CMI)
-0,12
Runoff
316mm/an
PET
1 788mm
AET
1 058mm
Mean slope
4,8°
Water table
177cm
Forest
31%
Crops
12%
Urban
1%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)