Ruisseau· 2 segments
Ribeira de Vilalva
Crosses 2 administrative regions : Bragança, Macedo de Cavaleiros
Total length
17km
Max discharge
0,8m³/s
Max Strahler
2
Segments matched
2
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- BragançaBragança · Portugal15.0 kmin this dpt
- Macedo de CavaleirosBragança · Portugal2.9 kmin this dpt
2 intersecting protected areas
Rios Sabor e Maçãs
IUCN Not ReportedSite of Community Importance (Habitats Directive)
Morais
IUCN Not ReportedSite of Community Importance (Habitats Directive)
1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
196 distinct species · 1 707 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 38 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 Ribeira de Vilalva : 29 espèces reliées par 71 interactions GloBI sur 5 types (connectance 10.1%, 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
17km
Max discharge
0,8m³/s
Max Strahler
2
Segments matched
2
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.