Burgundy Hanna

Taxonomy of Aquacultured Salmon Atlantic Salmon Salmo salar Salmon Trout Oncorhynchus mykiss Coho Salmon Oncorhynchus kisutch Chinook Salmon Oncorhynchus tshawytscha

The aquaculture of salmon is the fastest growing food production system. It makes up over 70% of the market. Salmon has become the most popular fish in the U.S., Europe, Japan. Salmon consumption is three times higher than it was in Economic Importance

Norway: 33% Chile: 31% Canada, Scotland, New Zealand, and Japan produce the rest Market Price and Locations 2007HarvestUSD Atlantic Salmon1,433,708 tons$7.58 billion Salmon Trout604,695 tons$2.59 billion Coho Salmon115,397 tons$456 million Chinook Salmon11,542 tons$83 million

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Hatcheries: Conventional- eggs hatched in trays, smolts produced in raceways Moving towards RAS hatchery systems Sea Cages: Placed side by side, called a seafarm or seasite Production Methods

Salmon are carnivores Feed contains fish meal Also fed carotenoids so their flesh color matches wild salmon =player_detailpage&v=CKQU8ex8ric =player_detailpage&v=CKQU8ex8ric Feeds

ParameterRequirement Stocking Density50 kg/m3 Water Temperature8-10 C Dissolved Oxygen15.0 mg/L ingress 8.0 mg/L egress Dissolved Carbon Dioxide6.35 mg/L ingress 20.0 mg/L egress Ammonia Concentration0.7 mg/L ingress 1.0 mg/L egress Total Suspended Solids2.5 mg/L ingress 10.0 mg/L egress Salinity10-11 ppt Water Requirements

Disadvantages High up-front cost Risk of disease Waste empties into oceans Approximately 3 million genetically identical salmon escape from pens each year, interbreeding and outcompeting wild salmon populations.

Advantages Economically important fishery Sustainable Well-managed Large % of jobs Transformed a popular food source into a modern competitive business Fulfills a demand for a popular fish year-round Wild salmon costs more than framed salmon Salmon has high nutritional value and is one of the safest to consume It is a safe, eco-friendly answer to fish demand