Ruisseau
Ribeira de Meia Légua ( ou de Jugueiros ou do Tondela)
Crosses 3 administrative regions : Lamego, Peso da Régua, Santa Marta de Penaguião
Total length
5km
Max discharge
0,3m³/s
Max Strahler
1
Segments matched
1
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
- Peso da RéguaVila Real · Portugal3.1 kmin this dpt
- Santa Marta de PenaguiãoVila Real · Portugal1.3 kmin this dpt
- LamegoViseu · Portugal0.1 kmin this dpt
1 intersecting protected areas
Alvão / Marão
IUCN Not ReportedSite of Community Importance (Habitats Directive)
1 page = 1 named river (aggregation of 1 HydroRIVERS v10 segment). Spatial join cached after first hit.
Species present
252 distinct species · 1 829 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 Meia Légua ( ou de Jugueiros ou do Tondela) : 24 espèces reliées par 105 interactions GloBI sur 6 types (connectance 14.2%, filtre Serrano α=0.2). 15 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
5km
Max discharge
0,3m³/s
Max Strahler
1
Segments matched
1
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.