Bottom Trawl Surveys - Proceedings of a Workshop Held at Ottawa ...

Table 3b. Variation of s (feet/sec units) p= 1, VT = 7, e 91 = e 92 = e 93 = eg3 = 0.6.
theta bl yb yn ebb eb eso rb s beta c1 c2 c3 c3p yield
18.0 242.7 100.0 25.0 0.10 0.90 0.60 30 10.0 0.0010 175.0 88.8 12.4 0.5 166.0 23.7
18.0 242.7 100.0 25.0 0.10 0.90 0.60 30 15.0 0.0010 175.0 117 .o 21.0 1.0 188.4 26.9
18.0 242.7 100.0 25.0 0.10 0.90 0.60 30 20.0 0.0010 175.0 136.8 36.9 1.9 210.4 30.1
Table 4. Simulation of Harden-Jones Experiment (All measurements metric)
total po ssi b 1 e catch 65.52
theta bl yb yn ebb eb eso rb s beta c1 c2 c3 c3p yield
25.5 25.6 20.0 9.0 0.10 0.90 0.52 3 5.0 0.0010 29.5 10.8 2.4 0.1 25.9 39.5
total possible catch 66.69
p = 1.82
theta bl yb yn ebb eb eso r b s beta c1 c2 c3 c3p yield
24.2 25.6 19.5 9.0 0.10 0.90 0.52 3 5.0 0.0010 30.8 10.8 2.5 0.1 26.8 40.2
total possible catch 68.4
p = 1.9
theta bl yb yn ebb eb eso r b s beta c1 c2 c3 c3p yield
23.0 25.6 19.0 9.0 0.10 0.90 0.51 3 5.0 0.0010 32.4 10.7 2.5 0.1 27.7 40.5
total possible catch 70.263
p = 2.0
theta bl yb yn ebb eb eso rb s beta c1 c2 c3 c3p yield
21.8 25.6 18.5 9.0 0.10 0.90 0.50 3 5.0 0.0010 34.2 10.6 2.5 0.1 28.7 40.9
total possible catch 71.928
p = 2.11
theta bl yb yn ebb eb eso rb s beta c1 c2 c3 c3p yield
20.6 25.6 18.0 9.0 0.10 0.90 0.49 3 5.0 0.0010 36.0 10.4 2.6 0.1 29.7 41.4
total possible catch 74.025
p = 2.22
theta bl yb yn ebb eb eso rb s beta c1 c2 c3 c3p yield
19.4 25.6 17.5 9.0 0.10 0.90 0.49 3 5.0 0.0010 38.1 10.6 2.7 0.1 31.2 42.2
p = 2.35
where VT = 1.8m, e 9 1 = e 9 2 = e 9 3 = e 9 3 0.606
243