Rivière· 6 segments
Ribeira da Amieira
Crosses 5 administrative regions : Azambuja, Ourém, Pedrógão Grande, Rio Maior, Sertã
Total length
41km
Max discharge
34m³/s
Max Strahler
4
Segments matched
6
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
- Rio MaiorSantarém · Portugal10.0 kmin this dpt
- OurémSantarém · Portugal3.6 kmin this dpt
- SertãCastelo Branco · Portugal3.6 kmin this dpt
- AzambujaLisboa · Portugal0.1 kmin this dpt
- Pedrógão GrandeLeiria · Portugal0.0 kmin this dpt
1 page = 1 named river (aggregation of 6 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
687 distinct species · 3 713 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 41 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 da Amieira : 31 espèces reliées par 94 interactions GloBI sur 5 types (connectance 11.5%, filtre Serrano α=0.2). 10 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
41km
Max discharge
34,0m³/s
Max Strahler
4
Segments matched
6
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.