HydroBASINS lev08 watershed · #6080294810
Bassin de Rio Tocantins
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 2 administrative regions : Breu Branco, Tucuruí
Sub-basin area
199,6km²
Upstream area
762 868,8km²
Discharge
11 355,45m³/s
Mean elev.
86m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #60802994201720 km²
- Bassin de Rio Tocantins3 km²
2 dept-equivalent regions (GADM L2)
- 123.1 km²62.0% of basin
- 75.6 km²38.0% of basin
1 intersecting protected areas
Environmental Protection Area
7.82 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
1 022 distinct species · 3 209 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 29 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 Tocantins : 22 espèces reliées par 38 interactions GloBI sur 4 types (connectance 7.7%, filtre Serrano α=0.2). 10 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°
27,1°C
Annual rain
2 420mm
Moisture idx (CMI)
0,26
Runoff
777mm/an
PET
1 789mm
AET
1 320mm
Mean slope
3,5°
Water table
183cm
Forest
15%
Crops
2%
Urban
10%
Protected
4%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)