Factors Affecting the Performance of a Survey Bottom Trawl

More documents

Recommendations

Info

Summary of Literature Search (contd): • DeAlteris, Recksiek and others. 1989. Comparison of the Performance of Two Bottom Sampling Trawls. Trans. Amer. Fisheries Society 118:119-130.
Results and Conclusions: (DeAlteris, Recksiek and others) • Compared two designs of scientific sampling trawls, with various rigging and operational parameters. • Measured geometric performance and catch efficiency. • Found net design, rigging and operation all affected trawl geometric performance, but most treatments did not affect catch efficiency.
Page 1 and 2: Factors Affecting the Performance o
Page 3 and 4: Presentation Outline • Factors af
Page 5 and 6: General Questions Related to Bottom
Page 7 and 8: Measures of Bottom Survey Trawl Per
Page 9 and 10: Goal with Regard to Bottom Survey T
Page 11 and 12: Bottom Trawl System: Towing Vessel,
Page 13 and 14: No Offset in Warp Length
Page 15 and 16: 6 foot Offset in Warp Length
Page 17 and 18: Results of Literature Search • Ov
Page 19 and 20: Results and Conclusions: (Doubleday
Page 21: Results and Conclusions: (Lauth, Sy
Page 25 and 26: Question Addressed: (Kondratev) •
Page 27 and 28: Results and Conclusions: (Kondratev
Page 29 and 30: Results of Canvass of Professionals
Page 31 and 32: Advice and Experience of Experts
Page 37: Summary and Conclusions (ll) • Ge

Factors Affecting the Performance of a Survey Bottom Trawl

Create successful ePaper yourself

Delete template?

Save as template?