Ruisseau· 12 segments
水内川
Crosses 2 administrative regions : Hatsukaichi, Hiroshima
Total length
31km
Max discharge
3,6m³/s
Max Strahler
3
Segments matched
12
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- HiroshimaHiroshima · Japan21.4 kmin this dpt
- HatsukaichiHiroshima · Japan1.7 kmin this dpt
8 intersecting protected areas
Ishigatanikyo-yunoyama
IUCN IVPrefectural Wildlife Protection Area
Amidayama
IUCN IVPrefectural Wildlife Protection Area
Ishigatanikyo
IUCN VPrefectural Nature Conservation Area
Mominoki shinrin koen
IUCN IVPrefectural Wildlife Protection Area
Togoyama
IUCN IVPrefectural Wildlife Protection Area
Yunoyama
IUCN VPrefectural Nature Conservation Area
Higashiyama keikoku
IUCN VGreen Space Environment Conservation Area(Hiroshima)
Egedaniyama Koyamaki
IUCN IVRare Population Protected Forest
1 page = 1 named river (aggregation of 12 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
139 distinct species · 221 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
31km
Max discharge
3,6m³/s
Max Strahler
3
Segments matched
12
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.