HydroBASINS lev08 watershed · #6080739740
Bassin de Rio Santa Maria
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 3 administrative regions : Dourados, Itaporã, Maracaju
Sub-basin area
346,6km²
Upstream area
2 849,8km²
Discharge
24,35m³/s
Mean elev.
349m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #6080740680256 km²
- Bassin de Rio Santa Maria168 km²
3 dept-equivalent regions (GADM L2)
- 190.1 km²55.0% of basin
- 155.5 km²45.0% of basin
- 0.2 km²0.0% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
151 distinct species · 431 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 26 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 Santa Maria : 21 espèces reliées par 21 interactions GloBI sur 3 types (connectance 6.5%, 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).
Hydroclimate (BasinATLAS lev08)
Mean T°
23,5°C
Annual rain
1 407mm
Moisture idx (CMI)
-0,14
Runoff
234mm/an
PET
1 645mm
AET
1 191mm
Mean slope
1,0°
Water table
147cm
Forest
9%
Crops
23%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)