Ontologia

Ruisseau· 4 segments

青野川

Crosses 2 administrative regions : Minamiizu, Shimoda

ruisseau

Total length

50km

Max discharge

1,6m³/s

Max Strahler

2

Segments matched

4

River geography2 admin regions · 0 communes

Parent watershed

hybas-40800449801168 km²

2 administrative regions crossed (GADM L2)

  • Minamiizu
    Shizuoka · Japan
    10.4 km
    in this dpt
  • Shimoda
    Shizuoka · Japan
    0.0 km
    in this dpt

1 intersecting protected areas

1 page = 1 named river (aggregation of 4 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

290 distinct species · 580 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 31 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 青野川 : 30 espèces reliées par 26 interactions GloBI sur 4 types (connectance 5.6%, filtre Serrano α=0.2). 1 bulle taxonomique (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
31
Interactions affichées
26
Connectance
0.056
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

50km

Max discharge

1,6m³/s

Max Strahler

2

Segments matched

4

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