Ruisseau· 2 segments
生保内川
Crosses 2 administrative regions : Semboku, Shizukuishi
Total length
23km
Max discharge
1,4m³/s
Max Strahler
2
Segments matched
2
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- SembokuAkita · Japan12.6 kmin this dpt
- ShizukuishiIwate · Japan0.0 kmin this dpt
5 intersecting protected areas
Ouu Mountain Range
IUCN VGreen Corridor
Wagadake
IUCN IVBiocenosis Protected Forest
Wagadake
IUCN IVPrefectural Wildlife Protection Area
Jujono taki
IUCN IVPrefectural Wildlife Protection Area
Sengantoge Sugi
IUCN IVRare Population Protected Forest
1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
82 distinct species · 103 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 17 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 生保内川 : 17 espèces reliées par 12 interactions GloBI sur 4 types (connectance 8.8%, 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
23km
Max discharge
1,4m³/s
Max Strahler
2
Segments matched
2
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.