Rivière· 8 segments
Ribeira de Alpreade
Crosses 3 administrative regions : Castelo Branco, Fundão, Idanha-a-Nova
Total length
42km
Max discharge
10,8m³/s
Max Strahler
4
Segments matched
8
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- FundãoCastelo Branco · Portugal14.7 kmin this dpt
- Idanha-a-NovaCastelo Branco · Portugal8.2 kmin this dpt
- Castelo BrancoCastelo Branco · Portugal8.1 kmin this dpt
2 intersecting protected areas
Tejo Internacional, Erges e Pônsul
IUCN Not ReportedSpecial Protection Area (Birds Directive)
Serra da Gardunha
IUCN IVRegional Protected Landscape
1 page = 1 named river (aggregation of 8 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
374 distinct species · 2 254 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 32 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 Alpreade : 25 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 78 interactions GloBI sur 5 types (connectance 15.7%, 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
42km
Max discharge
10,8m³/s
Max Strahler
4
Segments matched
8
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.