Rivière· 15 segments
Río Riaza
Crosses 2 administrative regions : Burgos, Segovia
Total length
115km
Max discharge
3m³/s
Max Strahler
4
Segments matched
15
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
4 intersecting protected areas
Sierra de Ayllón
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Hoces del Río Riaza - ZEPA
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Hoces del Río Riaza
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Hoces del Río Riaza
IUCN IINatural Park
1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
301 distinct species · 907 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Río Riaza : 29 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 126 interactions GloBI sur 5 types (connectance 14.6%, filtre Serrano α=0.2). 13 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
115km
Max discharge
3,0m³/s
Max Strahler
4
Segments matched
15
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.