HydroBASINS lev08 watershed · #6080350990
Bassin de Río Marañón
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 : Cutervo, Jaén, Utcubamba
Sub-basin area
855,2km²
Upstream area
45 970,4km²
Discharge
892,55m³/s
Mean elev.
938m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Marañón1240 km²
- Bassin de Río Chamaya332 km²
3 dept-equivalent regions (GADM L2)
- 589.7 km²69.3% of basin
- 261.4 km²30.7% of basin
- CutervoCajamarca · Peru0.4 km²0.0% of basin
1 intersecting protected areas
Gotas de Agua II
IUCN VIPrivate Conservation Area
0.07 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
988 distinct species · 37 829 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 25 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 Río Marañón : 18 espèces reliées par 33 interactions GloBI sur 3 types (connectance 11.0%, filtre Serrano α=0.2). 7 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°
23,0°C
Annual rain
908mm
Moisture idx (CMI)
-0,46
Runoff
700mm/an
PET
1 681mm
AET
768mm
Mean slope
10,8°
Water table
413cm
Forest
18%
Crops
10%
Urban
3%
Protected
0%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)