Pacific Salmon Explorer

Pacific Salmon Explorer

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Trends in Spawner Abundance

This assessment provides information on the trends in estimated spawner abundance over the long term (all years of data) and short term (most recent three generations) for the selected Conservation Unit(s). Linear trends are estimated on a natural log scale from smoothed spawner abundance time series.

Average spawner abundance per generation
Long-term trend (all years)
Short-term trend (most recent three generations)

Individual Conservation Units (117)

Backland

Long-term trend: -98.9% change over all years

Bella Coola River-Late

Long-term trend: 163.4% change over all years

Bella Coola-Bentinck

Long-term trend: -41.6% change over all years

Bella Coola-Dean Rivers

Long-term trend: 65.4% change over all years

Bella Coola-Dean Rivers

Long-term trend: -53.7% change over all years

Bloomfield

Long-term trend: -8.1% change over all years

Canoona

Long-term trend: 533.2% change over all years

Curtis Inlet

Long-term trend: -74.1% change over all years

Dean River

Long-term trend: 6.3% change over all years

Devon

Long-term trend: -13.8% change over all years

Docee

Long-term trend: -52.8% change over all years

Douglas Channel-Kitimat Arm

Long-term trend: 29% change over all years

Douglas-Gardner

Long-term trend: 0.3% change over all years

Evelyn

Long-term trend: -32.4% change over all years

Freeda

Long-term trend: 6.5% change over all years

Hartley Bay

Long-term trend: 19.8% change over all years

Hecate Lowlands

Long-term trend: -48.3% change over all years

Hecate Lowlands (even)

Long-term trend: -49.9% change over all years

Hecate Strait Mainland

Long-term trend: -80.8% change over all years

Hecate Strait-Fjords (even)

Long-term trend: 9.8% change over all years

Hecate Strait-Fjords (odd)

Long-term trend: 236.1% change over all years

Hecate Strait-Lowlands (odd)

Long-term trend: 34.3% change over all years

Homathko-Klinaklini-Smith-Rivers-Bella Coola-Dean (odd)

Long-term trend: 550.8% change over all years

Kadjusdis River

Long-term trend: -89.2% change over all years

Kainet Creek

Long-term trend: 331.4% change over all years

Keecha

Long-term trend: 49.7% change over all years

Kitlope

Long-term trend: -51.9% change over all years

Koeye

Long-term trend: 39.4% change over all years

Kooryet

Long-term trend: -5.7% change over all years

Kwakwa Creek

Long-term trend: -21.2% change over all years

Long

Long-term trend: -49.8% change over all years

Lowe/Simpson/Weir

Long-term trend: -38.4% change over all years

Mary Cove Creek

Long-term trend: -92.7% change over all years

Mikado

Long-term trend: 67% change over all years

Mussel-Kynoch

Long-term trend: -31.8% change over all years

Mussel-Kynoch

Long-term trend: -20.2% change over all years

Namu

Long-term trend: -33.3% change over all years

North & Central Coast-Early

Long-term trend: -24.4% change over all years

North & Central Coast-Late

Long-term trend: 191.8% change over all years

Northern Coastal Fjords (river-type)

Long-term trend: -96.1% change over all years

Northern Coastal Streams

Long-term trend: -18% change over all years

Owikeno

Long-term trend: -79.4% change over all years

Port John

Long-term trend: -63.7% change over all years

Rivers Inlet

Long-term trend: -41.8% change over all years

Rivers Inlet

Long-term trend: 53% change over all years

Rivers Inlet

Long-term trend: 481.3% change over all years

Roderick

Long-term trend: -46.9% change over all years

Smith Inlet

Long-term trend: -45.5% change over all years

Smith Inlet

Long-term trend: 1,725.1% change over all years

Spiller-Fitz-Hugh-Burke

Long-term trend: -38% change over all years

Tankeeah River

Long-term trend: -43.5% change over all years

Tsimtack/Moore/Roger

Long-term trend: -49.6% change over all years

Wannock

Long-term trend: 26.4% change over all years

Yeo

Long-term trend: 17.7% change over all years

Banks

Bolton Creek

Bonilla

Borrowman Creek

Busey Creek

Cartwright Creek

Central Coast Winter

Chic Chic

Dallain Creek

Deer

Dome

Douglas Creek

Elizabeth

Elsie/Hoy

End Hill Creek

Evinrude Inlet

Fannie Cove

Hevenor Inlet

Higgins Lagoon

Kdelmashan Creek

Kent Inlet Lagoon Creek

Kenzuwash Creeks

Keswar Creek

Kildidt Creek

Kildidt Lagoon Creek

Kimsquit

Kisameet

Kitkiata

Kunsoot River

Lewis Creek

Limestone Creek

Mcdonald Creek

Mcloughlin

Monckton Inlet Creek

North Coast Summer

North Coast Winter

Northern Coastal Streams (river-type)

Pine River

Powles Creek

Price Creek

Rivers-Smith Inlets (river-type)

Ryan Creek

Salter

Scoular/Kilpatrick

Sheneeza Inlet

Ship Point Creek

Soda Creek

South Atnarko Lakes

Spencer Creek

Stannard Creek

Talamoosa Creek

Transition Summer

Treneman Creek

Tuno Creek East

Tuno Creek West

Tuwartz

Tyler Creek

Wale Creek

Wannock

Wannock (Owikeno)

Watt Bay

West Creek

Yaaklele Lagoon