Rivière· 28 segments
Chehalis River
Crosses 1 administrative regions : Fraser Valley
Total length
247km
Max discharge
19,9m³/s
Max Strahler
4
Segments matched
28
River geography1 admin regions · 0 communes
1 administrative regions crossed (GADM L2)
- Fraser ValleyBritish Columbia · Canada48.1 kmin this dpt
5 intersecting protected areas
Old Growth Management Areas (Mapped Legal)
IUCN Not ApplicableOld Growth Management Areas (Mapped Legal)
Wildlife Management Area
Chehalis River Conservancy
IUCN IVPrivately Owned Conservation Area
DUC Fee Simple Lands
IUCN IVOwnership by Environmental Non-Governmental Organization
Harrison River
IUCN IVPrivately Owned Conservation Area
1 page = 1 named river (aggregation of 28 HydroRIVERS v10 segments). Spatial join cached after first hit.
Species present
90 distinct species · 215 observations
Source: GBIF Occurrence snapshot 2026-05-01.
Ecological tissue
Sample of 45 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 Chehalis River : 39 espèces reliées par 63 interactions GloBI sur 4 types (connectance 6.1%, filtre Serrano α=0.2). 7 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
247km
Max discharge
19,9m³/s
Max Strahler
4
Segments matched
28
HydroRIVERS v1.0 (Lehner et al. 2019) aggregated by name + main_riv → 1 entity = 1 named river.