Rivière· 21 segments
Zadorra
Crosses 2 administrative regions : Burgos, Álava
Total length
62km
Max discharge
27,1m³/s
Max Strahler
4
Segments matched
21
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
13 intersecting protected areas
Montes de Miranda de Ebro y Ameyugo - ZEPA
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Montes de Miranda de Ebro y Ameyugo
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Zadorraren sistemako urtegiak / Embalses del sistema del Zadorra
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Aldaiako mendiak / Montes de Aldaia
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Ebro ibaia / Río Ebro
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Zadorra ibaia / Río Zadorra
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Special Areas of Conservation (Habitats Directive)
Salburua
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Salburua
IUCN Not ReportedSpecial Protection Area (Birds Directive)
4 more protected areassorted by area
Riberas del Zadorra
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Barrundia ibaia / Río Barrundia
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Ihuda ibaia / Río Ihuda (Ayuda)
IUCN Not ReportedSpecial Areas of Conservation (Habitats Directive)
Sequoia de Vitoria
IUCN IIINatural Monument
1 page = 1 named river (aggregation of 21 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
2 394 distinct species · 51 048 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 48 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 Zadorra : 41 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 123 interactions GloBI sur 5 types (connectance 10.9%, filtre Serrano α=0.2). 7 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
62km
Max discharge
27,1m³/s
Max Strahler
4
Segments matched
21
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.