HydroBASINS lev08 watershed · #6080344660
Bassin de Rio Itacaiúnas
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 1 administrative regions : Marabá
Sub-basin area
97,4km²
Upstream area
41 529,3km²
Discharge
595,98m³/s
Mean elev.
105m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Sororó886 km²
- Bassin de Rio Itacaiúnas572 km²
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
395 distinct species · 760 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 46 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 Itacaiúnas : 36 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 53 interactions GloBI sur 5 types (connectance 4.7%, filtre Serrano α=0.2). 12 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°
26,9°C
Annual rain
1 848mm
Moisture idx (CMI)
0,07
Runoff
524mm/an
PET
1 715mm
AET
1 170mm
Mean slope
1,6°
Water table
63cm
Forest
44%
Crops
1%
Urban
35%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)