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what kind of fish has the largest stock in florida?
- sailfish
- major recreational fishery
- not for commercial use, catch and release
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What is the number one fishery in terms of value?
Cod
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herring, anchovies, sardines, (food, fishmeal, oil)
Coastal Pelagics
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Cod, Haddock, Pollock, hakes (filets, salted, shirmi)
Demersal Fish
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Tunas, swordfish, billfish (food, sportsfishing)
Large Pelagics
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Shrimp, Lobster, Conch,scallops (food)
Invertebrates
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what makes a fishery?
taking fish, fish stocks, fisherman, everything down to final consumer
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Number of eggs produced at spawning
fishery production
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Number that survive to actually enter fishery
recruitment
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number of fish in a distinct fishing region
fishing and natural mortality
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What determines recruitment?
- survival of the young fish,
- movement of these fish to site of adult recruitment
- successful settlement of the new adult habitat
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Two types of motion
- 1. Free drift in young and small fish
- 2. Active migrations that pattern movement
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