670 
Fishery Bulletin 96(4), 1998 
Table 2 
Species occurrence by number of landings and proportion (%) by gear. 
Species 
Appearance (no. of landings) 
Percentage 
Longline Gillnet 
Total 
Longline 
Gillnet 
Total 
Isurus oxyrinchus Rafinesque, 1810 
102 
45 
147 
96.2 
65.2 
84.0 
Isurus paucus Guitart Manday, 1966 
11 
1 
12 
10.4 
1.4 
6.8 
Lamna nasus (Bonnaterre, 1788) 
2 
5 
7 
1.9 
7.2 
4.0 
Alopias superciliosus (Lowe, 1839) 
61 
23 
84 
57.5 
33.3 
48.0 
Alopias vulpinus (Bonnaterre, 1788) 
11 
11 
22 
10.4 
15.9 
12.6 
Carcharhinus spp. 
7 
0 
7 
6.6 
0 
4.0 
Carcharhinus falciformis (Bibron, 1841) 
2 
0 
2 
1.9 
0 
1.1 
Galeocerdo cuvier (Peron and Lesueur, 1822) 
1 
0 
1 
0.9 
0 
0.6 
Prionace glauca (Linnaeus, 1758) 
102 
19 
121 
96.2 
27.5 
69.1 
Sphyrna zygaena (Linnaeus, 1758) 
43 
26 
69 
40.6 
37.7 
39.4 
Mobula mobular (Bonnaterre, 1788) 
2 
0 
2 
1.9 
0 
1.1 
Polyprion americanus (Schneider, 1801) 
2 
0 
2 
1.9 
0 
1.1 
Coryphaena hippurus Linnaeus, 1758 
3 
7 
10 
2.8 
10.1 
5.7 
Brama brama (Bonnaterre, 1788) 
0 
1 
1 
0 
1.4 
0.6 
Sparus pagrus Linnaeus, 1758 
1 
0 
1 
0.9 
0 
0.6 
Lepidocybium flavobrunneum (Smith, 1849) 
37 
1 
38 
34.9 
1.4 
21.7 
Ruvettus pretiosus Cocco, 1829 
5 
0 
5 
4.7 
0 
2.8 
Acanthocybium solandri (Cuvier, 1832) 
1 
1 
2 
0.9 
1.4 
1.1 
Auxis spp. 
0 
4 
4 
0 
5.8 
2.3 
Auxis rochei (Risso, 1810) 
0 
1 
1 
0 
1.4 
0.6 
Katsuwonus pelamis (Linnaeus, 1758) 
1 
2 
3 
0.9 
2.9 
1.7 
Thunnus alalunga (Bonnaterre, 1788) 
6 
3 
9 
5.7 
4.3 
5.1 
Thunnus albacares (Bonnaterre, 1788) 
4 
0 
4 
3.8 
0 
2.3 
Thunnus obesus (Lowe, 1839) 
16 
1 
17 
15.1 
1.4 
9.7 
Thunnus thynnus (Linnaeus, 1758) 
4 
3 
7 
3.8 
4.3 
4.0 
Makaira nigricans Lacepede, 1801 
0 
4 
4 
0 
5.8 
2.3 
Tetrapturus spp. 
14 
21 
35 
13.2 
30.4 
20.0 
Tetrapturus albidus Poey, 1860 
1 
2 
3 
0.9 
2.9 
1.7 
Xiphias gladius Linnaeus, 1758 
101 
63 
164 
95.3 
91.3 
93.7 
Total landings 
106 
69 
175 
60.6 
39.4 
100.0 
Table 3 
Total number of the five most important shark species and swordfish recorded in landings and percentage by species, gear, and 
sector. Sectors (1-5) are indicated under gear type. 
Number 
Percentage 
Longline 
Gillnet 
Longline 
Gillnet 
1 
2 
3 
4 
5 
5 
1 
2 
3 
4 
5 
5 
I. oxyrinchus 
915 
1648 
2211 
578 
241 
354 
17 
14 
12 
7 
10 
14 
P. glauca 
1865 
7757 
14207 
6538 
2082 
212 
34 
64 
76 
76 
82 
8 
A. vulpinus 
4 
1 
7 
2 
2 
36 
0 
0 
0 
0 
0 
1 
A. superciliosus 
28 
266 
101 
7 
9 
146 
1 
2 
1 
0 
0 
6 
S. zygaena 
188 
39 
392 
82 
2 
54 
3 
0 
2 
1 
0 
2 
Total sharks 
3000 
9711 
16918 
7207 
2336 
802 
55 
80 
90 
84 
92 
31 
X. gladius 
2410 
2426 
1822 
1386 
199 
1747 
45 
20 
10 
16 
8 
69 
Total 
5410 
12137 
18740 
8593 
2535 
2549 
11 
24 
38 
17 
5 
5 
