Rivière· 24 segments
荒川
Crosses 4 administrative regions : Murakami, Oguni, Sekikawa, Tainai
Total length
604km
Max discharge
36,3m³/s
Max Strahler
4
Segments matched
24
River geography4 admin regions · 0 communes
4 administrative regions crossed (GADM L2)
9 intersecting protected areas
Common fishery right area
Bandai asahi
IUCN IINational Park
Asahi Sanchi
IUCN IbForest Ecosystem Reserve
Green Corridor
Otori asahi
IUCN IVNational Wildlife Protection Area
Oguni
IUCN IVPrefectural Wildlife Protection Area
Shibakura
IUCN IVPrefectural Wildlife Protection Area
Takanosu
IUCN IVPrefectural Wildlife Protection Area
Omakuba
IUCN IVPrefectural Wildlife Protection Area
1 page = 1 named river (aggregation of 24 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
7 distinct species · 21 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 1 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 荒川 : 0 espèces reliées par 0 interaction GloBI sur 0 type (connectance 0.0%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).
Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).
Hydrology (HydroRIVERS v10)
Total length
604km
Max discharge
36,3m³/s
Max Strahler
4
Segments matched
24
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.