Ruisseau· 3 segments
小鮎川
Crosses 2 administrative regions : Atsugi, Kiyokawa
Total length
15km
Max discharge
1,4m³/s
Max Strahler
2
Segments matched
3
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
6 intersecting protected areas
Tanzawa oyama
IUCN VPrefectural Natural Park
Bukkasan
IUCN IVPrefectural Wildlife Protection Area
Iiyama-hakusan shinrin koen
IUCN IVPrefectural Wildlife Protection Area
Iiyama
IUCN VPrefectural Nature Conservation Area
Koayu aigorin
IUCN IVPrefectural Wildlife Protection Area
Onso onna
IUCN VSpecial green space conservation districts
1 page = 1 named river (aggregation of 3 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
1 130 distinct species · 2 086 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 31 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 小鮎川 : 23 espèces reliées par 39 interactions GloBI sur 4 types (connectance 7.9%, filtre Serrano α=0.2). 9 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
15km
Max discharge
1,4m³/s
Max Strahler
2
Segments matched
3
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.