HydroBASINS lev08 watershed · #2080695280
Bassin de Río Viar
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 : Badajoz, Sevilla
Sub-basin area
1 812km²
Upstream area
1 812,3km²
Discharge
8,12m³/s
Mean elev.
472m
Administrative coverage
Hydrographic chain
▼ Drains into
▲ Receives from 0 basins
Source / headwater (no upstream basin)
2 dept-equivalent regions (GADM L2)
- 1001.7 km²55.2% of basin
- 811.4 km²44.8% of basin
11 intersecting protected areas
Sierra Morena de Sevilla
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
778.04 km² overlap
Sierra Morena de Sevilla
IUCN Not ReportedSpecial Protection Area (Birds Directive)
778.04 km² overlap
Sierra Norte
IUCN IVNatura 2000
778.04 km² overlap
Sierra Norte de Sevilla
IUCN VNatural Park
776.12 km² overlap
Valdecigüeñas
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
37.32 km² overlap
Sierras de Bienvenida y la Capitana
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
3.31 km² overlap
Mina La Jayona
IUCN IIINatural Monument
0.88 km² overlap
Río Viar
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
0.13 km² overlap
Río Víar
IUCN IVNatura 2000
0.13 km² overlap
2 more protected areassorted by overlap area
Encina de las Reliquias
IUCN IIISingular tree
0.00 km² overlap
Encina de la Romería
IUCN IIISingular tree
0.00 km² overlap
Computed live · GADM 4.1 × HydroBASINS lev08 × WDPA · cached after first hit.
Species present
2 146 distinct species · 147 145 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 40 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 Viar : 29 espèces reliées par 93 interactions GloBI sur 3 types (connectance 11.9%, filtre Serrano α=0.2). 11 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°
16,0°C
Annual rain
629mm
Moisture idx (CMI)
-0,51
Runoff
147mm/an
PET
1 284mm
AET
531mm
Mean slope
6,7°
Water table
631cm
Forest
29%
Crops
20%
Urban
0%
Protected
43%
HydroATLAS BasinATLAS v10 (Linke et al. 2019) · HydroBASINS lev08 (Lehner & Grill 2013)