Ontologia

Rivière· 9 segments

American River

Crosses 2 administrative regions : Sacramento, Yolo

rivière

Total length

218km

Max discharge

103,6m³/s

Max Strahler

5

Segments matched

9

River geography2 admin regions · 0 communes

Parent watershed

hybas-7080574640506 km²

2 administrative regions crossed (GADM L2)

  • Sacramento
    California · United States
    34.5 km
    in this dpt
  • Yolo
    California · United States
    0.0 km
    in this dpt

3 intersecting protected areas

1 page = 1 named river (aggregation of 9 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

1 090 distinct species · 357 300 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 35 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 American River : 22 espèces reliées par 101 interactions GloBI sur 4 types (connectance 17.0%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées
35
Interactions affichées
101
Connectance
0.170
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

218km

Max discharge

103,6m³/s

Max Strahler

5

Segments matched

9

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