Ontologia

Ruisseau· 2 segments

綱子川

Crosses 1 administrative regions : Jōetsu

ruisseau

Total length

15km

Max discharge

0,8m³/s

Max Strahler

1

Segments matched

2

River geography1 admin regions · 0 communes

Parent watershed

hybas-4080043030899 km²

1 administrative regions crossed (GADM L2)

  • Jōetsu
    Niigata · Japan
    12.2 km
    in this dpt

1 intersecting protected areas

  • Kubiki

    IUCN V

    Prefectural Natural Park

1 page = 1 named river (aggregation of 2 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

223 distinct species · 436 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 24 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).

RègnesAnimalPlanteChampignonBacterie
RelationsPredationParasitismeSymbiosePollinisation
StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de 綱子川 : 20 espèces reliées par 22 interactions GloBI sur 3 types (connectance 8.0%, filtre Serrano α=0.2). 4 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
24
Interactions affichées
22
Connectance
0.080
Patrimoniales
0
Plus dense que (national)0 %(top 100%)

Comparaison sur la connectance du réseau local complet vs distribution nationale (toutes les communes françaises).

Hydrology (HydroRIVERS v10)

Total length

15km

Max discharge

0,8m³/s

Max Strahler

1

Segments matched

2

HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.