Rivière· 80 segments

Powell River

Crosses 6 administrative regions : Claiborne, Hancock, Lee, Norton, Union +1

rivière

Total length

380km

Max discharge

35,2m³/s

Max Strahler

Segments matched

River geography6 admin regions · 0 communes

Parent watershed

hybas-70806299302478 km²

6 administrative regions crossed (GADM L2)

Claiborne
Tennessee · United States
124.4 km
in this dpt
Lee
Virginia · United States
100.2 km
in this dpt
Wise
Virginia · United States
51.2 km
in this dpt
Hancock
Tennessee · United States
23.7 km
in this dpt
Union
Tennessee · United States
11.0 km
in this dpt
Norton
Virginia · United States
2.9 km
in this dpt

12 intersecting protected areas

Stone Mountain
IUCN Ib
Wilderness
The Cedars
IUCN V
State Natural Area Preserve
The Cedars
IUCN V
Private Conservation Land
The Cedars Fee
IUCN V
Private Conservation Land
The Cedars
IUCN V
State Natural Area Preserve
Chestnut Ridge - Gilvary Tract
IUCN Not Assigned
Conservation Easement
Fletcher Ford
IUCN V
Private Conservation Land
Beech Grove Cliff
IUCN V
Grove
Cedars/Fletcher Ford - The Nature Conservancy - Cope
IUCN Not Assigned
Conservation Easement

3 more protected areassorted by area

Fletcher Ford
IUCN V
State Natural Area Preserve
Cedars
IUCN V
Private Conservation Land
Powell River TNC Preserve Designated
IUCN V
State Natural Area

1 page = 1 named river (aggregation of 80 HydroRIVERS v10 segments). Spatial join cached after first hit.

Species present

243 distinct species · 1 755 observations

Source: GBIF Occurrence snapshot 2026-05-01.

Ecological tissue

Sample of 38 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 Powell River : 27 espèces reliées par 91 interactions GloBI sur 4 types (connectance 11.7%, filtre Serrano α=0.2). 13 bulles taxonomiques (cascade genre/famille GloBI, ≥3 espèces).

Espèces affichées

Interactions affichées

Connectance

0.117

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)