Ruisseau· 18 segments
Rio Neiva
Crosses 5 administrative regions : Barcelos, Esposende, Ponte de Lima, Viana do Castelo, Vila Verde
Total length
52km
Max discharge
7,3m³/s
Max Strahler
3
Segments matched
18
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
- BarcelosBraga · Portugal16.9 kmin this dpt
- Vila VerdeBraga · Portugal10.3 kmin this dpt
- Ponte de LimaViana do Castelo · Portugal9.3 kmin this dpt
- EsposendeBraga · Portugal4.4 kmin this dpt
- Viana do CasteloViana do Castelo · Portugal2.8 kmin this dpt
1 page = 1 named river (aggregation of 18 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
233 distinct species · 1 202 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 49 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 Rio Neiva : 39 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 110 interactions GloBI sur 6 types (connectance 9.4%, 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
52km
Max discharge
7,3m³/s
Max Strahler
3
Segments matched
18
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.