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Research Fishery BiologistNOAA Fisheries
Maine Field Station
John F. Kocik, Ph.D.
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Salmon
Pacific Salmon
1. Chinook2. Coho3. Sockeye4. Chum5. Pink
Atlantic Salmon
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Salmon are Anadromous
Anadromous – live part of life in freshwater river
and part in ocean
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Lets look at their life cycle
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Redds – a salmon “nest”where salmon lay eggs in
river
This is the Narraguagus River in Maine
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1. Eggs
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1a. Eyed Eggs
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2. Alevin
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3. Fry
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4. Parr
Parr marks
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4. Parr
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5. Smolts
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Time to go to Sea!Off the Maine Coast
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Where do salmon go in the ocean?
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Does this look like Maine?
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Is this Maine?
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Looking for FoodLooking for Food …
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6. Adult Atlantic Salmon
My how they have grown!
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Time to Head Home
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Back to The Riverafter 2 years in the Ocean
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6. Adult Atlantic Salmon
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Back Home Again to Maine
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How do we know what salmon do?
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Counting Smolts
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Tracking Smolts
Where do they go?
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Pingers
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Tags
Mark
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.0 4,800 9,6002,400 Meters
Smolt Tracking MapSmolt Traps
Monitors
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Following a Smolt
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Fish Hatcheries
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River Salmon
Hatchery Salmon
Every Scale Tells a Story
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River Life
Ocean Life
How Old is That Fish?
1
4
3
2
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