Ruisseau· 16 segments
板取川
Crosses 3 administrative regions : Mino, Seki, Yamagata
Total length
54km
Max discharge
13,3m³/s
Max Strahler
3
Segments matched
16
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
3 intersecting protected areas
Okunagara gawa
IUCN VPrefectural Natural Park
Ozemi
IUCN IVPrefectural Wildlife Protection Area
21seikino mori
IUCN IVPrefectural Wildlife Protection Area
1 page = 1 named river (aggregation of 16 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
87 distinct species · 100 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 12 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 板取川 : 10 espèces reliées par 9 interactions GloBI sur 5 types (connectance 13.6%, filtre Serrano α=0.2). 2 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
54km
Max discharge
13,3m³/s
Max Strahler
3
Segments matched
16
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.