HydroBASINS lev08 watershed · #2080634950
Bassin de Río Henares
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 : Guadalajara, Madrid
Sub-basin area
1 475,8km²
Upstream area
4 089,2km²
Discharge
14,57m³/s
Mean elev.
783m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 2 basins
- Bassin de Río Henares2064 km²
- Bassin de Río Sorbe549 km²
2 dept-equivalent regions (GADM L2)
- 1081.0 km²73.2% of basin
- 396.5 km²26.8% of basin
14 intersecting protected areas
Cuencas de los ríos Jarama y Henares
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
213.88 km² overlap
Estepas cerealistas de los ríos Jarama y Henares
IUCN Not ReportedSpecial Protection Area (Birds Directive)
201.87 km² overlap
Estepas cerealistas de La Campiña
IUCN Not ReportedSpecial Protection Area (Birds Directive)
24.86 km² overlap
Riberas del Henares
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
8.20 km² overlap
Vegas, cuestas y páramos del sureste de Madrid
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
6.50 km² overlap
Regional Park
6.40 km² overlap
Cortados y cantiles de los ríos Jarama y Manzanares
IUCN Not ReportedSpecial Protection Area (Birds Directive)
4.63 km² overlap
Lagunas de Puebla de Beleña
IUCN Not ReportedSpecial Protection Area (Birds Directive)
1.30 km² overlap
Lagunas de Puebla de Beleña
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
1.30 km² overlap
5 more protected areassorted by overlap area
Lagunas de Puebla de Beleña
IUCN IbNature Reserve
1.17 km² overlap
Rañas de Matarrubia, Villaseca y Casa de Uceda
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.18 km² overlap
Barranco del Dulce
IUCN Not ReportedSpecial Protection Area (Birds Directive)
0.02 km² overlap
Barranco del Dulce
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.02 km² overlap
Barranco del Río Dulce
IUCN VINatural Park
0.02 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
3 656 distinct species · 297 150 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 36 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 Henares : 27 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 68 interactions GloBI sur 3 types (connectance 10.8%, filtre Serrano α=0.2). 9 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°
12,5°C
Annual rain
442mm
Moisture idx (CMI)
-0,58
Runoff
108mm/an
PET
1 055mm
AET
379mm
Mean slope
3,4°
Water table
463cm
Forest
1%
Crops
59%
Urban
15%
Protected
1%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)