Ruisseau· 10 segments
赤石川
Crosses 2 administrative regions : Ajigasawa, Fukaura
Total length
105km
Max discharge
6,2m³/s
Max Strahler
2
Segments matched
10
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
9 intersecting protected areas
Common fishery right area
Shirakamisanchi
IUCN IVNational Wildlife Protection Area
Shirakami Sanchi
IUCN IbForest Ecosystem Reserve
Shirakami-Sanchi
IUCN Not ApplicableWorld Heritage Site (natural or mixed)
Shirakami sanchi
IUCN IbNature Conservation Area
Tsugaru shirakami
IUCN VPrefectural Natural Park
Nishiakaishiyama
IUCN IVPrefectural Wildlife Protection Area
Shikariga dake
IUCN VPrefectural Nature Conservation Area
Okuakaishi Buna Idenshigen
IUCN IVRare Population Protected Forest
1 page = 1 named river (aggregation of 10 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
12 distinct species · 13 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 2 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 赤石川 : 2 espèces reliées par 1 interaction GloBI sur 1 type (connectance 100.0%, filtre Serrano α=0.2).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
105km
Max discharge
6,2m³/s
Max Strahler
2
Segments matched
10
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.