Rivière· 22 segments
East Fork Lewis River
Crosses 3 administrative regions : Clark, Cowlitz, Skamania
Total length
70km
Max discharge
24,3m³/s
Max Strahler
4
Segments matched
22
River geography3 admin regions · 0 communes
3 administrative regions crossed (GADM L2)
4 intersecting protected areas
Wildlife Area Complex
Columbia Land Trust
IUCN VLocal Land Trust
Reserve Program
La Center Bottoms
IUCN VLocal Conservation Area
1 page = 1 named river (aggregation of 22 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
397 distinct species · 4 635 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 47 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 East Fork Lewis River : 32 espèces reliées par 110 interactions GloBI sur 4 types (connectance 9.8%, 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
70km
Max discharge
24,3m³/s
Max Strahler
4
Segments matched
22
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.