Rivière· 38 segments
North Fork American River
Crosses 2 administrative regions : El Dorado, Placer
Total length
140km
Max discharge
59,2m³/s
Max Strahler
4
Segments matched
38
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
7 intersecting protected areas
Wild and Scenic River
Private Conservation
Reserve
North Fork American
IUCN VWild and Scenic River
Sugar Pine Point
IUCN IaResearch Natural Area
American River Preserve, North Fork Unit
IUCN Not AssignedPreserve
Auburn State
IUCN VRecreation Area
1 page = 1 named river (aggregation of 38 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
244 distinct species · 513 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 53 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 North Fork American River : 38 espèces reliées par 119 interactions GloBI sur 5 types (connectance 8.3%, filtre Serrano α=0.2). 16 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
140km
Max discharge
59,2m³/s
Max Strahler
4
Segments matched
38
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.