HydroBASINS lev08 watershed · #6080220600
Bassin de Río Negro
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 : Barcelos
Sub-basin area
268,7km²
Upstream area
320 889,7km²
Discharge
17 734,69m³/s
Mean elev.
34m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Negro486 km²
- Bassin de Río Negro320 km²
3 intersecting protected areas
Rio Negro
IUCN IbWetland of International Importance (Ramsar Site)
221.02 km² overlap
Natural Heritage Private Reserve
3.02 km² overlap
Natural Heritage Private Reserve
3.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
112 distinct species · 176 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydroclimate (BasinATLAS lev08)
Mean T°
26,8°C
Annual rain
2 214mm
Moisture idx (CMI)
0,22
Runoff
1 011mm/an
PET
1 726mm
AET
1 543mm
Mean slope
0,6°
Water table
18cm
Forest
46%
Crops
0%
Urban
0%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)