672 
Fishery Bulletin 96(4), 1998 
Table 5 
Longline effort (number of hooks x 1000) and catch rates (number of fish/1000 hooks) by species and sector. 
Sector 
Effort 
I. oxyrinchus 
P. glauca 
A. vulpinus 
A. superciliosus 
S. zygaena 
Total sharks 
X. gladius 
1 
302.4 
3.03 
6.17 
0.013 
0.09 
0.62 
9.92 
7.97 
2 
534.0 
3.09 
14.53 
0.002 
0.50 
0.07 
18.19 
4.54 
3 
462.9 
4.78 
30.69 
0.015 
0.22 
0.85 
36.55 
3.94 
4 
61.8 
3.90 
33.69 
0.032 
0.15 
0.03 
37.80 
3.22 
5 
297.5 
1.94 
21.98 
0.007 
0.02 
0.28 
24.23 
4.66 
Total 
1658.6 
3.37 
19.56 
0.010 
0.25 
0.42 
23.62 
4.97 
Table 6 
Longline effort (number of hooks x 1000) and catch rates (number of fish/1000 hooks) by species and month. 
Month 
Effort 
1. oxyrinchus 
P. glauca 
A. vulpinus 
A. superciliosus 
S. zygaena 
Total sharks 
X. gladius 
Jul 91 
67.40 
3.32 
14.72 
0.03 
0.46 
0.31 
18.84 
0.88 
Aug 91 
180.40 
4.94 
15.88 
0.01 
0.02 
0.81 
21.66 
3.08 
Sep 91 
41.30 
10.22 
52.25 
0.00 
0.17 
0.68 
63.32 
0.82 
Oct 91 
195.00 
2.99 
17.12 
0.00 
0.16 
0.67 
20.95 
10.36 
Nov 91 
185.20 
5.24 
23.40 
0.02 
0.13 
1.36 
30.15 
6.99 
Dec 91 
16.80 
1.79 
6.25 
0.00 
0.30 
0.00 
8.33 
6.13 
Jan 92 
296.60 
2.91 
20.62 
0.01 
0.37 
0.10 
24.02 
5.02 
Feb 92 
393.20 
2.21 
17.77 
0.01 
0.34 
0.20 
20.53 
3.81 
Mar 92 
206.90 
2.04 
15.51 
0.00 
0.26 
0.00 
17.82 
4.80 
Apr 92 
5.00 
21.80 
182.60 
0.00 
0.20 
0.00 
204.60 
0.20 
May 92 
12.80 
1.95 
22.11 
0.08 
0.00 
0.00 
24.14 
0.23 
Jun 92 
47.00 
2.43 
16.66 
0.02 
0.17 
0.04 
19.32 
3.89 
Jul 92 
11.00 
6.36 
33.27 
0.00 
0.00 
1.09 
40.73 
0.91 
Total 
1,658.60 
3.37 
19.56 
0.01 
0.25 
0.42 
23.62 
4.97 
Table 7 
Gillnet effort (average net length (number of sets) and catch rates (number of fish/unit of effort) by species and month. 
Sector 
Effort 
1. oxyrinchus 
P. glauca 
A. vulpinus 
A. superciliosus 
S. zygaena 
Total sharks 
X. gladius 
Jul 91 
Aug 91 
118.50 
0.16 
0.00 
0.01 
0.31 
0.04 
0.52 
1.65 
Sep 91 
152.90 
0.69 
0.20 
0.01 
0.18 
0.14 
1.22 
1.83 
Oct 91 
90.90 
0.58 
0.02 
0.00 
0.03 
0.13 
0.77 
5.29 
Nov 91 
— 
— 
— 
— 
— 
— 
— 
— 
Dec 91 
— 
— 
— 
— 
— 
— 
— 
— 
Jan 92 
36.50 
0.16 
0.00 
0.41 
0.00 
0.03 
0.60 
2.03 
Feb 92 
— 
— 
— 
— 
— 
— 
— 
— 
Mar 92 
2.00 
0.00 
0.50 
0.00 
0.00 
0.00 
0.50 
1.00 
Apr 92 
48.00 
1.13 
1.73 
0.31 
0.15 
0.04 
3.35 
1.33 
May 92 
122.50 
0.62 
0.73 
0.01 
0.00 
0.00 
1.36 
3.96 
Jun 92 
30.00 
0.47 
0.03 
0.00 
0.20 
0.13 
0.83 
2.23 
Jul 92 
56.00 
0.46 
0.09 
0.04 
1.18 
0.14 
1.91 
1.77 
Total 
657.30 
0.54 
0.32 
0.05 
0.22 
0.08 
1.22 
2.66 
