Ruisseau· 3 segments
Ribeira do Alvito
Crosses 4 administrative regions : Castelo Branco, Oleiros, Proença-a-Nova, Vila Velha de Ródão
Total length
26km
Max discharge
1,9m³/s
Max Strahler
2
Segments matched
3
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
- Castelo BrancoCastelo Branco · Portugal10.1 kmin this dpt
- Proença-a-NovaCastelo Branco · Portugal5.1 kmin this dpt
- OleirosCastelo Branco · Portugal3.2 kmin this dpt
- Vila Velha de RódãoCastelo Branco · Portugal0.1 kmin this dpt
1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
345 distinct species · 1 551 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 28 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 do Alvito : 19 espèces reliées par 77 interactions GloBI sur 5 types (connectance 17.7%, 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).
Hydrology (HydroRIVERS v10)
Total length
26km
Max discharge
1,9m³/s
Max Strahler
2
Segments matched
3
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.