HydroBASINS lev08 watershed · #6080177570
Bassin de Rio Demini
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 across 2 countries : Barcelos, Río Negro
Sub-basin area
412,3km²
Upstream area
946,2km²
Discharge
29,46m³/s
Mean elev.
278m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Demini287 km²
- Bassin de Rio Demini247 km²
2 dept-equivalent regions (GADM L2)
- 407.9 km²99.4% of basin
- 2.6 km²0.6% of basin
6 intersecting protected areas
Yanomami
IUCN Not ReportedIndigenous Area
408.59 km² overlap
Park
407.89 km² overlap
Forest
93.11 km² overlap
Paríma - Tapirapeco
IUCN IINational Park (PN)
5.95 km² overlap
Alto Orinoco - Casiquiare
IUCN VIBiosphere Reserve (RB)
5.31 km² overlap
Alto Orinoco - Casiquiare
IUCN Not ApplicableUNESCO-MAB Biosphere Reserve
5.31 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
10 distinct species · 14 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°
25,8°C
Annual rain
2 061mm
Moisture idx (CMI)
0,16
Runoff
970mm/an
PET
1 730mm
AET
1 484mm
Mean slope
4,8°
Water table
147cm
Forest
100%
Crops
0%
Urban
0%
Protected
100%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)