Ruisseau
Arroyo Rolloso
Crosses 2 administrative regions : Freixo de Espada à Cinta, Salamanca
Total length
10km
Max discharge
0,5m³/s
Max Strahler
1
Segments matched
1
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- SalamancaCastilla y León · Spain18.4 kmin this dpt
- Freixo de Espada à CintaBragança · Portugal0.0 kmin this dpt
6 intersecting protected areas
Arribes del Duero - ZEPA
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Douro Internacional e Vale do Águeda
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Arribes del Duero
IUCN VNatural Park
Arribes del Duero
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Douro Internacional
IUCN VNature Park
Douro Internacional
IUCN Not ReportedSite of Community Importance (Habitats Directive)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
202 distinct species · 760 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Arroyo Rolloso : 36 espèces reliées par 101 interactions GloBI sur 5 types (connectance 10.2%, 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).
Hydrology (HydroRIVERS v10)
Total length
10km
Max discharge
0,5m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.