HydroBASINS lev08 watershed · #6080745250
Bassin de Rio Grande
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 3 administrative regions : Bom Jardim, Duas Barras, Nova Friburgo
Sub-basin area
105,3km²
Upstream area
571,1km²
Discharge
9,75m³/s
Mean elev.
750m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Rio Grande278 km²
- Bassin de Córrego Dantas188 km²
3 dept-equivalent regions (GADM L2)
- Bom JardimRio de Janeiro · Brazil100.9 km²96.1% of basin
- Duas BarrasRio de Janeiro · Brazil3.6 km²3.4% of basin
- Nova FriburgoRio de Janeiro · Brazil0.5 km²0.5% of basin
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
458 distinct species · 10 773 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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 Grande : 15 espèces reliées par 20 interactions GloBI sur 3 types (connectance 10.5%, filtre Serrano α=0.2). 5 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°
19,5°C
Annual rain
1 467mm
Moisture idx (CMI)
0,04
Runoff
501mm/an
PET
1 409mm
AET
1 133mm
Mean slope
15,8°
Water table
594cm
Forest
4%
Crops
19%
Urban
9%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)