Rivière· 2 segments
Sông Chanh
Crosses 3 administrative regions : Gia Viễn, Hoa Lư, Ninh Bình
Total length
26km
Max discharge
50,2m³/s
Max Strahler
5
Segments matched
2
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
2 intersecting protected areas
Hoa Lu
IUCN Not ReportedCultural and Historical Site
Trang An Landscape Complex
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
361 distinct species · 2 345 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 42 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 Sông Chanh : 36 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 47 interactions GloBI sur 5 types (connectance 5.5%, filtre Serrano α=0.2). 6 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
50,2m³/s
Max Strahler
5
Segments matched
2
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.