FISHERY BULLETIN, VOL. 72, NO. 1 



Table 5. — Estimates of yield per recruit per effort (kg) when M = 0.8, initial F 



LeGuen and Sakagawa (1973) is used. 



0.2, and growth curve of 



BAIT RnaTS 



MINIMUM SIZF 



MULTIPLIf^R OF FFFORT 



CM 



KG 



0.? 



0.4 



0.6 



\ .0 



1 .'. 



1.8 



?.0 



2.5 



"t.O 



l.S 



0.40 

 0.47 

 0.55 

 0.64 

 0.73 

 0.84 

 0.94 

 1.01 

 1.09 

 1.19 

 1.28 

 1.37 

 1.43 

 1.49 

 1.54 

 1 .57 

 1.57 

 1.57 

 1.57 



0.37 

 0.43 

 0.51 

 0.60 

 0.68 

 n.78 

 0.88 

 0.95 

 1.03 

 1.12 

 1 .?0 

 1.28 

 1.34 

 1.39 

 1.42 

 1 .44 

 1 .44 

 1.44 

 I .44 



35 



40 



0.48 

 0.56 



64 

 74 



0.83 

 0.90 



97 

 06 

 13 

 21 

 25 

 30 



1.32 



33 

 33 

 33 

 33 



31 

 36 



0.43 

 0.50 

 0.57 



66 



75 

 81 



88 



0.95 

 1.02 

 1.08 

 1.12 



,15 

 ,15 



1.15 

 1,15 

 1.15 

 1.15 



2« 

 33 



0.39 

 0.45 



,5? 

 ,61 



0.69 

 0.74 



o.an 



0.S7 



93 

 98 



01 

 02 

 02 

 01 

 01 



1.01 

 1.01 



25 

 30 

 36 

 42 

 48 

 56 

 64 



0.69 

 0.74 

 0.81 

 0.85 

 0.90 

 0.92 

 0.92 

 0.91 

 0.90 

 0.89 

 0.89 

 0.89 



0.24 

 0.29 

 0.35 

 0.40 

 0.46 

 0.54 

 0.61 

 0.66 

 0.72 

 



78 



82 

 86 



88 



0.88 

 0.86 

 0.84 

 0.84 



84 

 84 



0.22 

 0.26 

 0.3? 

 0.37 

 0.42 

 0.50 

 0.57 

 0.61 



66 

 71 

 75 



0.78 

 0.79 



78 

 75 

 74 

 73 



0.72 

 0.72 



0.21 

 0.24 

 0.30 

 0.34 

 0.39 

 0.46 

 0.53 

 0.56 

 0.61 

 0.66 

 0.69 

 0.71 

 0.72 

 0.70 

 0.67 

 0.65 

 0.64 

 0.63 

 0.63 



0.19 

 0.23 

 0.28 

 0.3? 

 0.36 

 0.43 

 0.49 

 0.53 

 0.57 

 0.61 

 0.64 

 0.66 

 0.66 

 0.64 

 0.60 

 0.57 

 0.56 

 0.56 

 0.56 



MINIMUM SIZE 



SMALL PU'SF SEINERS 

 MULTIPLIEP OF FFFORT 



CM 



KG 



0.? 



0.6 



1.0 



1.4 



1.8 



2.0 



2.5 



3.0 



3.5 



LAPOF PUPSF SEI^JFPS 



MINIMUM SIZE 



MULTIPLIER OF FFFORT 



CM 



KG 



0.2 



0.4 



0.6 



1.0 



1.4 



1 ,8 



2.0 



2.5 



3.0 



3.5 



1.57 

 1.61 

 1 .66 

 1.71 

 1.72 

 1.73 

 1.74 

 1.74 

 1.74 

 1.75 

 1.75 

 1.75 

 1.76 

 1.76 

 1.76 

 1.76 

 1 .76 

 1 .76 

 I .76 



1.34 

 1.37 

 1,41 

 1 .44 

 1 ,44 

 1.45 

 1.45 

 1.45 

 1 .44 

 1 .44 

 1 .44 

 1,43 

 1,43 

 1 ,42 

 1,42 

 1 .40 

 1 .40 

 1 .40 

 1 .40 



1.16 

 1.18 

 1.21 

 1.24 

 1.23 

 1.23 

 1.22 

 1.22 

 1.21 

 1,20 

 1,20 

 1.19 

 1.18 

 1.17 

 1.15 

 I .14 

 1.14 

 1,14 

 1 . 14 



0.89 

 0.90 

 0.92 

 0.94 

 0.93 

 0.92 

 0.91 

 0.90 

 0.89 

 0.88 

 0.86 

 0.85 

 0.84 

 0.82 

 0.80 

 0.78 



78 

 78 

 78 



0.71 

 0.72 

 0.74 



75 

 73 

 72 



0.71 

 0.69 



68 

 67 

 65 

 64 



0.62 

 0.60 

 0.59 

 0.57 

 0.56 

 0.56 

 0.56 



0.58 

 0,59 

 0.60 

 0.61 

 0.59 

 0.58 

 0.57 

 0,56 

 0.54 

 0.53 

 0.51 

 0.44 

 0.48 

 0.46 

 0.45 

 0.43 

 0.42 

 0.42 

 0.42 



0.53 

 0.54 



55 

 56 

 54 



0.53 

 0.51 

 0.50 

 0.49 

 0.47 

 0.46 

 0.44 

 0.43 

 0.41 

 0.40 



38 

 37 



0.44 

 0.44 

 0.46 

 0.46 

 0.44 

 0.43 

 0.41 

 0.40 

 0.39 

 0.37 

 0.36 

 0.34 

 0.33 

 0.32 

 0. 30 

 0.28 



0.37 

 0.37 



28 

 28 

 ?8 



0.37 

 0.37 

 0.39 

 0.39 

 0.37 

 0,35 

 0.34 

 0.33 

 0.32 

 0.30 

 0.29 

 0.27 

 0.27 

 0.25 

 0.24 

 0.22 

 0.2? 

 0.2? 

 0.22 



0.32 



3? 

 33 

 34 



0.32 

 0.30 

 0.29 

 0.28 

 0.27 

 0.25 

 0.24 

 0.?3 

 0.22 

 0,20 

 0.19 

 0.18 

 0.18 

 0.17 

 0.17 



52 



