Rivière· 29 segments
和賀川
Crosses 4 administrative regions : Daisen, Kitakami, Nishiwaga, Semboku
Total length
84km
Max discharge
33,4m³/s
Max Strahler
4
Segments matched
29
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
11 intersecting protected areas
Ouu Mountain Range
IUCN VGreen Corridor
Wagadake
IUCN IVBiocenosis Protected Forest
Magi mahiru
IUCN VPrefectural Natural Park
Yuda Onsenkyo
IUCN VPrefectural Natural Park
Waga dake
IUCN IbNature Conservation Area
Nishiwagamachi wagadake
IUCN IVPrefectural Wildlife Protection Area
Yuda dam
IUCN IVPrefectural Wildlife Protection Area
Tenshochi
IUCN IVPrefectural Wildlife Protection Area
Nishiwagamachi yumoto
IUCN IVPrefectural Wildlife Protection Area
2 more protected areassorted by area
Kunimiyama
IUCN VEnvironmental Green Space Conservation Area(Iwate)
Nishiwagacho shigaraiyama
IUCN IVPrefectural Wildlife Protection Area
1 page = 1 named river (aggregation of 29 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
12 distinct species · 19 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
84km
Max discharge
33,4m³/s
Max Strahler
4
Segments matched
29
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.