Rivière· 130 segments

Skagit River

Crosses 3 administrative regions : Fraser Valley, Skagit, Whatcom

rivière

Total length

260km

Max discharge

332m³/s

Max Strahler

Segments matched

130

River geography3 admin regions · 0 communes

Parent watershed

hybas-7080317420973 km²

3 administrative regions crossed (GADM L2)

Skagit
Washington · United States
156.6 km
in this dpt
Whatcom
Washington · United States
68.7 km
in this dpt
Fraser Valley
British Columbia · Canada
50.2 km
in this dpt

30 intersecting protected areas

Old Growth Management Areas (Mapped Legal)
IUCN Not Applicable
Old Growth Management Areas (Mapped Legal)
Wildlife Habitat Areas
IUCN Not Applicable
Wildlife Habitat Areas
Stephen Mather
IUCN Ib
Wilderness Area
Pasayten
IUCN Ib
Wilderness
North Cascades
IUCN II
National Park
E.C. MANNING PARK
IUCN II
A - Park
SKAGIT VALLEY PARK
IUCN II
A - Park
Skagit, Washington
IUCN V
Wild and Scenic River
Skagit-Snoqualmie
IUCN V
Wildlife Area Complex

21 more protected areassorted by area

Skagit River Bald Eagle
IUCN V
Natural Area
Illabot Creek, Washington
IUCN V
Wild and Scenic River
Skagit/Sauk River
IUCN V
Private Conservation Land
Skagit Land Trust
IUCN V
Local Land Trust
Cleveland Shrub Steppe
IUCN V
Natural Area Preserve
Wetlands Reserve Program (WRP), Skagit, WA
IUCN V
Reserve Program
Nookachamps Wetlands
IUCN Not Assigned
Mitigation Bank
Iron Mountain Ranch
IUCN V
Conservation Land
SKAGIT RIVER COTTONWOODS ECOLOGICAL RESERVE
IUCN Ia
Ecological Reserve
Barnaby
IUCN V
Conservation Land
Lucas
IUCN V
Conservation Land
SKAGIT RIVER FOREST ECOLOGICAL RESERVE
IUCN Ia
Ecological Reserve
SKAGIT RIVER RHODODENDRONS ECOLOGICAL RESERVE
IUCN Ia
Ecological Reserve
ROSS LAKE ECOLOGICAL RESERVE
IUCN Ia
Ecological Reserve
Anderson Creek
IUCN V
Conservation Land
Mcleod
IUCN V
Conservation Land
Bacon Creek
IUCN V
Conservation Land
Perrigoue Farm
IUCN Not Assigned
Conservation Easement
Greater Skagit Delta
IUCN V
Private Conservation Land
Skagit County - Alea
IUCN V
Conservation Land
Seattle City Light
IUCN V
Conservation Land

1 page = 1 named river (aggregation of 130 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

38 distinct species · 44 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 7 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

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Skagit River : 7 espèces reliées par 4 interactions GloBI sur 3 types (connectance 19.0%, filtre Serrano α=0.2).

Espèces affichées

Interactions affichées

Connectance

0.191

Patrimoniales

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)