Life history variation across four decades in a diverse population complex of Atlantic salmon in a large subarctic river

• Main Authors: Erkinaro, Jaakko, Czorlich, Yann, Orell, Panu, Kuusela, Jorma, Falkegård, Morten, Länsman, Maija, Pulkkinen, Henni, Primmer, Craig R, Niemelä, Eero
• Format: Article in Journal/Newspaper
• Language: unknown
• Published: NRC Research Press (a division of Canadian Science Publishing) 2018
• Subjects: Teno; Atlantic salmon; Subarctic
• Online Access: http://hdl.handle.net/1807/90374; http://www.nrcresearchpress.com/doi/abs/10.1139/cjfas-2017-0343

We used >154000 scale samples collected from salmon fisheries in the large River Teno system over a 40-year period to quantify life history diversity and long-term trends. We identified 120 different life history strategies including combinations of smolt (2-8) and sea ages (1-5) and previous spa...