Ruisseau· 3 segments
境川
Crosses 5 administrative regions : Kariya, Miyoshi, Toyoake, Toyota, Tōgō
Total length
418km
Max discharge
1,3m³/s
Max Strahler
2
Segments matched
3
River geography5 admin regions · 0 communes
5 administrative regions crossed (GADM L2)
2 intersecting protected areas
National Natural Monument
Kodutsuminishi ike
IUCN VPrefectural Nature Conservation Area
1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
155 distinct species · 2 683 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 20 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 境川 : 14 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 37 interactions GloBI sur 2 types (connectance 17.6%, 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
418km
Max discharge
1,3m³/s
Max Strahler
2
Segments matched
3
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.