Ruisseau· 12 segments
羽月川
Crosses 2 administrative regions : Minamata, Ōkuchi
Total length
24km
Max discharge
12,6m³/s
Max Strahler
3
Segments matched
12
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
2 intersecting protected areas
Tadamoto
IUCN IVPrefectural Wildlife Protection Area
Sogi shogakko
IUCN IVPrefectural Wildlife Protection Area
1 page = 1 named river (aggregation of 12 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
237 distinct species · 841 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 23 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 羽月川 : 18 espèces reliées par 35 interactions GloBI sur 3 types (connectance 13.8%, filtre Serrano α=0.2). 5 bulles taxonomiques (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
24km
Max discharge
12,6m³/s
Max Strahler
3
Segments matched
12
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.