HydroBASINS lev08 watershed · #6080424040
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 4 administrative regions : Itacajá, Itapiratins, Palmeirante, Tupiratins
Sub-basin area
667,3km²
Upstream area
247 678,4km²
Discharge
3 342,45m³/s
Mean elev.
211m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin · #60804289501891 km²
- Bassin de Rio Tocantins288 km²
4 dept-equivalent regions (GADM L2)
- 338.4 km²50.9% of basin
- 319.4 km²48.1% of basin
- 5.6 km²0.8% of basin
- 1.1 km²0.2% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
168 distinct species · 445 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 24 interactions GloBI sur 2 types (connectance 12.6%, filtre Serrano α=0.2). 6 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°
26,4°C
Annual rain
1 815mm
Moisture idx (CMI)
-0,02
Runoff
904mm/an
PET
1 847mm
AET
1 289mm
Mean slope
1,4°
Water table
85cm
Forest
20%
Crops
4%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)