Ruisseau· 4 segments
瀬戸川
Crosses 3 administrative regions : Ino, Tosa, Ōkawa
ruisseau
Total length
145km
Max discharge
2,4m³/s
Max Strahler
2
Segments matched
4
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
2 intersecting protected areas
Sameura
IUCN IVPrefectural Wildlife Protection Area
The Forests of Nakae A Forest Project Good for the Planet -Two-Storied Forest in Akutagawa-
IUCN Not ApplicableOECM
1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
174 distinct species · 217 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Not enough documented interactions to build a meaningful graph for this territory.
Hydrology (HydroRIVERS v10)
Total length
145km
Max discharge
2,4m³/s
Max Strahler
2
Segments matched
4
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.