So what is Fishery Management? - RAFTS

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Ratio Grilse (1SW) to Salmon (MSW) ratios on Tweed 1740-2004 TWEED ESTUARY: Salmon/Grilse ratios in net catches 5.00 4.50 4.00 3.50 3.00 2.50 2.00 1.50 1.00 0.50 0.00 Grilse per Salmon Salmon per Grilse
Average weights of salmon on Tweed 20 MIDDLE TWEED: Average weights (lbs) of salmon in Spring, Summer & Autumn 1880-2012 20 LOWER TWEED: Average Weights (lbs) of Salmon in Spring, Summer & Autumn 1860-2012 A V E R A G E W E I G H T 18 16 14 12 10 8 6 4 2 0 A V E R A G E W E I G H T 18 16 14 12 10 8 6 4 2 0 Spring (Feb-May) Summer (Jun-Aug) Autumn (Sep-Nov) Spring (Feb-May) Summer (Jun-Aug) Autumn (Sep-Nov)
Page 1 and 2: …. but what is Fisheries Manageme
Page 3: What’s in Fisheries Management ?
Page 6 and 7: MANAGEMENT LEVELS ESCAPEMENT PRODUC
Page 18 and 19: OUTPUTS INPUTS C B A MANAGEMENT LEV
Page 20 and 21: M A N A G E M E N T L E V E L S Ex
Page 22 and 23: M A N A G E M E N T L E V E L S f o
Page 24 and 25: The state of fish stocks and of the
Page 26 and 27: THE ATTACK-DEFENCE CONTUUM IN FISHE
Page 28 and 29: Fisheries Management - Is it necess
Page 30 and 31: ….. but people do ! • Stop peop
Page 36 and 37: So what is Fisheries Management ?
Page 38 and 39: So what is Fisheries Management ?

So what is Fishery Management? - RAFTS

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