Download - Figure 1 n Illustration of Shrimp Grid.. Figure 2 n Illustration of Fish/Silver Hake grid
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Figure 1
Illustration of Shrimp Grid.
Copyright Crimond 2000
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Figure 2
Illustration of Fish/Silver Hake grid.
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Figure 3
By-catch path shown by red arrow
Target fish path shown by pink arrow
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Figure 4
Offshore Grid
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Figure 5
Removable Grid 1
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Figure 6
Removable Grid 2
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Figure 7
Adjustable bar spacing grid.
Front and Rear
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Figure 8
Adjustable grid detailed view.
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Figure 9
Adjustable Carbon Grid
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Figure 10
Grader Grid in a Shrimp Trawl.
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Figure 11
Wire Grid
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Figure 12
Wire Grid Top Detail
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Figure 13
Wire Grid Space Detail
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Figure 14
Wire Grid Tensioner Detail
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Figure 15
Grid comparison
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Figure 16
Grid configuration
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Figure 17
The effect of introducing rigid grids in the Northern Fishery. Northern (Offshore) Shrimp Fishery
Percent Groundfish By-catches (Total for all fishing areas)
Species 1991 (%) 1994 (%) 1994-91 Reduction
(%)
Cod 2.37 0.08 2.29 Plaice 0.82 0.33 0.48 Redfish 7.34 3.77 3.57 Turbot 4.73 1.48 3.25
TOTAL 15.26 5.61 9.65
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Figure 18
Silver Hake fishery grid results.
1989 (%) 1994 (%) 1989-94 Savings (%)
Haddock 0.73 0.10 0.63
Cod 0.24 0.01 0.23
Pollock 2.33 0.10 2.23
Total Groundfish 3.30 0.21 3.09
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Table 19
Estimated Bycatch Savings from Rigid Grids in the Silver Hake Fishery