Ruisseau· 15 segments
黒川
Crosses 3 administrative regions : Aso, Kikuyō, Minamiaso
Total length
445km
Max discharge
12,2m³/s
Max Strahler
3
Segments matched
15
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
5 intersecting protected areas
Aso kuju
IUCN VNational Park
Choyo
IUCN IVPrefectural Wildlife Protection Area
Yagoyama
IUCN IVPrefectural Wildlife Protection Area
Minamimiyabaru
IUCN IVPrefectural Wildlife Protection Area
Otohime
IUCN IVPrefectural Wildlife Protection Area
1 page = 1 named river (aggregation of 15 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
109 distinct species · 155 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 33 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 黒川 : 25 espèces reliées par 50 interactions GloBI sur 6 types (connectance 8.9%, filtre Serrano α=0.2). 9 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
445km
Max discharge
12,2m³/s
Max Strahler
3
Segments matched
15
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.