Ontologia

Ruisseau· 4 segments

江戸川

Crosses 6 administrative regions : Edogawa, Ichikawa, Matsudo, Misato City, Nagareyama +1

ruisseau

Total length

65km

Max discharge

3,6m³/s

Max Strahler

3

Segments matched

4

River geography6 admin regions · 0 communes

Parent watershed

hybas-4080044760600 km²

6 administrative regions crossed (GADM L2)

  • Edogawa
    Tokyo · Japan
    9.6 km
    in this dpt
  • Misato City
    Saitama · Japan
    1.8 km
    in this dpt
  • Nagareyama
    Chiba · Japan
    0.6 km
    in this dpt
  • Ichikawa
    Chiba · Japan
    0.0 km
    in this dpt
  • Matsudo
    Chiba · Japan
    0.0 km
    in this dpt
  • Yoshikawa
    Saitama · Japan
    0.0 km
    in this dpt

2 intersecting protected areas

  • Gyoutoku

    IUCN V

    Suburban Special Green Conservation Areas

  • Sengen jinja

    IUCN V

    Special green space conservation districts

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

Species present

417 distinct species · 1 925 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 42 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 江戸川 : 30 espèces reliées par 89 interactions GloBI sur 3 types (connectance 9.0%, filtre Serrano α=0.2). 15 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
45
Interactions affichées
89
Connectance
0.090
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

65km

Max discharge

3,6m³/s

Max Strahler

3

Segments matched

4

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