Rivière· 55 segments
South Fork Eel River
Crosses 2 administrative regions : Humboldt, Mendocino
Total length
173km
Max discharge
70,8m³/s
Max Strahler
4
Segments matched
55
River geography2 admin regions · 0 communes
2 administrative regions crossed (GADM L2)
- HumboldtCalifornia · United States62.0 kmin this dpt
- MendocinoCalifornia · United States52.3 kmin this dpt
8 intersecting protected areas
Usal Forest
IUCN Not AssignedConservation Easement
South Fork Eel River
IUCN IbWilderness Area
Elkhorn Ridge
IUCN IbWilderness Area
Angelo Coast Range
IUCN VReserve
Preserve
Natural Reserve
Smithe Redwoods State
IUCN VNatural Reserve
Hartsook Inn
IUCN Not AssignedConservation Easement
1 page = 1 named river (aggregation of 55 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
168 distinct species · 306 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 44 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 South Fork Eel River : 34 espèces dont 2 patrimoniales (LR IUCN CR/EN/VU) reliées par 76 interactions GloBI sur 6 types (connectance 7.3%, filtre Serrano α=0.2). 12 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
173km
Max discharge
70,8m³/s
Max Strahler
4
Segments matched
55
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.