Rivière· 68 segments

Swan River

Crosses 3 administrative regions : Flathead, Lake, Missoula

rivière

Total length

1 046km

Max discharge

34,1m³/s

Max Strahler

Segments matched

River geography3 admin regions · 0 communes

Parent watershed

hybas-70803313501943 km²

3 administrative regions crossed (GADM L2)

Lake
Montana · United States
110.6 km
in this dpt
Missoula
Montana · United States
91.3 km
in this dpt
Flathead
Montana · United States
24.4 km
in this dpt

11 intersecting protected areas

Mission Mountains Tribal
IUCN Ib
Wilderness
Mission Mountains
IUCN Ib
Wilderness
Swan River
IUCN Not Assigned
Conservation Easement
West Swan Valley
IUCN Not Assigned
Conservation Easement
Lake County Waterfowl Production Area Of Mt
IUCN VI
Waterfowl Production Area
Swan River
IUCN IV
National Wildlife Refuge
Swan River
IUCN Ia
Research Natural Area
Swan Valley Macrosite
IUCN V
Easement
Swan River Oxbow Fee
IUCN V
Private Conservation Land

2 more protected areassorted by area

Wetlands Reserve Program (WRP), Missoula, MT
IUCN V
Reserve Program
Simmons Meadow
IUCN Not Assigned
Conservation Easement

1 page = 1 named river (aggregation of 68 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

160 distinct species · 297 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).

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

RègnesAnimalPlanteChampignonBacterie

RelationsPredationParasitismeSymbiosePollinisation

StatutEn dangerVulnérableProtégéeEndémique

Indicateurs du tissu écologique

Tissu écologique de Swan River : 38 espèces dont 1 patrimoniale (LR IUCN CR/EN/VU) reliées par 69 interactions GloBI sur 4 types (connectance 7.0%, filtre Serrano α=0.2). 7 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.070

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)