The migratory timing of adult summer-run steelhead in the Columbia River over six decades of environmental change

• Main Authors: Robards, M D, Quinn, T P
• Format: Text
• Language: unknown
• Published: ScholarWorks@UMass Amherst 2002
• Subjects: abundance; adult; American shad; anadromous; Atlantic salmon; behavior; Bonneville; Bonneville Dam; CHALLENGES; Chinook salmon; Columbia River; COMPLEX; DAM; ENVIRONMENT; evolution; FISHES; Flow; Freshwater; GAIRDNERI; growth; habitat; habitats; Hatcheries; hatchery; history; LIFE; life history; LIFE-HISTORIES; life-history; MECHANISM; mechanisms; migration; migration timing; migrations; migratory; ocean; Oncorhynchus; Oncorhynchus mykiss; ONCORHYNCHUS-MYKISS; Overwintering; pattern; PATTERNS; physical; population; population structure; POPULATION-STRUCTURE; POPULATIONS; production; review; reviews; river; Rivers; run; SALMO-SALAR L; SEA; seasonal; SOCKEYE-SALMON; spawning; Spawning grounds; species; steelhead; structure; summer; temperature; thermal; TIME; timing; Water temperature; wild; Sockeye; Salmo salar
• Online Access: https://scholarworks.umass.edu/fishpassage_journal_articles/1757

Anadromous fishes achieve most of their lifetime growth at sea before returning to spawn in freshwater, However, populations of some species enter freshwater many months before spawning, apparently compromising growth opportunities at sea to access spawning grounds in conjunction with specific seaso...