HydroBASINS lev08 watershed · #6080337720
Bassin de Río Imaza
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 6 administrative regions : Bagua, Bongará, Chachapoyas, Condorcanqui, Rioja +1
Sub-basin area
3 531,2km²
Upstream area
3 531,2km²
Discharge
114,15m³/s
Mean elev.
1 857m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
6 dept-equivalent regions (GADM L2)
- 1087.8 km²30.9% of basin
- 1080.2 km²30.7% of basin
- 968.2 km²27.5% of basin
- 312.1 km²8.9% of basin
- 66.2 km²1.9% of basin
- RiojaSan Martín · Peru1.5 km²0.0% of basin
9 intersecting protected areas
Cordillera de Colán
IUCN IIINational Sanctuary
387.75 km² overlap
Chayu Nain
IUCN VICommunal Reserve
234.55 km² overlap
La Pampa del Burro
IUCN VIPrivate Conservation Area
27.72 km² overlap
Hierba Buena - Allpayacu
IUCN VIPrivate Conservation Area
22.78 km² overlap
Río Nieva
IUCN Not AssignedRestricted Zone
22.04 km² overlap
Alto Mayo
IUCN VIProtection Forest
4.38 km² overlap
Copallín
IUCN VIPrivate Conservation Area
1.80 km² overlap
Arroyo Negro
IUCN VIPrivate Conservation Area
1.33 km² overlap
San Lorenzo
IUCN VIPrivate Conservation Area
0.30 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 692 distinct species · 75 193 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 Río Imaza : 17 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 16 interactions GloBI sur 3 types (connectance 8.4%, filtre Serrano α=0.2). 3 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°
18,4°C
Annual rain
1 409mm
Moisture idx (CMI)
-0,06
Runoff
1 040mm/an
PET
1 465mm
AET
1 142mm
Mean slope
17,6°
Water table
581cm
Forest
88%
Crops
1%
Urban
0%
Protected
41%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)