HydroBASINS lev08 watershed · #6080435530
Bassin de Río Huallaga
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 10 administrative regions : Bellavista, Huacaybamba, Huamalíes, Huenuco, Leoncio Prado +5
Sub-basin area
7 136,5km²
Upstream area
19 391,6km²
Discharge
1 145,49m³/s
Mean elev.
1 506m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Huallaga5820 km²
- Bassin de Rïo Monzón2670 km²
10 dept-equivalent regions (GADM L2)
- 3880.8 km²54.6% of basin
- 2049.5 km²28.8% of basin
- 526.1 km²7.4% of basin
- TocacheSan Martín · Peru402.3 km²5.7% of basin
- 222.2 km²3.1% of basin
- BellavistaSan Martín · Peru11.8 km²0.2% of basin
- 8.4 km²0.1% of basin
- 5.6 km²0.1% of basin
2 moreFull L2 list
- Huamalíes0.2 km² · 0.0%
- Puerto Inca0.1 km² · 0.0%
1 intersecting protected areas
Cordillera Azul
IUCN IINational Park
800.75 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
4 374 distinct species · 36 304 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 19 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 Huallaga : 15 espèces reliées par 17 interactions GloBI sur 2 types (connectance 9.9%, filtre Serrano α=0.2). 4 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°
20,8°C
Annual rain
1 786mm
Moisture idx (CMI)
-0,05
Runoff
2 508mm/an
PET
1 736mm
AET
1 293mm
Mean slope
15,1°
Water table
463cm
Forest
78%
Crops
7%
Urban
0%
Protected
25%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)