Table 1
Total landings (tons), corresponding fishing effort (number of trips) and LPUE (landings per unit effort) per fishing gear for Sardinella aurita and Sardinella maderensis in the northern and southern area off Senegal for the period 2004–2013. Bottom set gillnet (BSG), surface-set gillnet (SSG), bottom-drift gillnet (BDG), surface-drift gillnet (SDG), surrounding gillnet (SG), purse seine (PS) and trammel (T).
| Fishing gear | Northern area | Southern area | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Fishing effort | % | Landings (tons) | % | LPUE (tons/trip) | Fishing effort | % | Landings (tons) | % | LPUE (tons/trip) | |
| Sardinella aurita | ||||||||||
| BSG | 39 426 | 12 | 286.08 | <1 | 0.007 | 174 284 | 16 | 6417.07 | <1 | 0.037 |
| SSG | 433 | <1 | 0.88 | <1 | 0.002 | 303 547 | 28 | 4899.50 | <1 | 0.016 |
| BDG | 902 | <1 | 8.93 | <1 | 0.010 | 0 | 0 | 0 | 0 | 0.000 |
| SDG | 81 637 | 26 | 10 642.66 | 1 | 0.130 | 112 495 | 10 | 10 398.64 | <1 | 0.092 |
| SG | 0 | 0 | 0 | 0.000 | 34 260 | 3 | 854.65 | <1 | 0.025 | |
| PS | 192 716 | 61 | 901 851.12 | 99 | 4.680 | 465 956 | 42 | 1 224 819.81 | 98 | 2.629 |
| T | 523 | <1 | 0.41 | <1 | 0.001 | 7096 | <1 | 1617.28 | <1 | 0.228 |
| Sardinella maderensis | ||||||||||
| BSG | 81 488 | 23 | 397.50 | <1 | 0.005 | 684 780 | 34 | 31 133.12 | 3 | 0.045 |
| SSG | 828 | <1 | 9.15 | <1 | 0.011 | 528 143 | 26 | 25 008.06 | 2 | 0.047 |
| BDG | 1406 | <1 | 26.22 | <1 | 0.019 | 0 | 0 | 0 | 0.000 | |
| SDG | 86 440 | 24 | 10 448.98 | 7 | 0.121 | 116 387 | 6 | 10 416.85 | <1 | 0.090 |
| SG | 0 | 0 | 0 | 0 | 0.000 | 208 291 | 10 | 442 060.77 | 37 | 2.122 |
| PS | 189 684 | 52 | 136 571.69 | 93 | 0.720 | 447 380 | 22 | 685 847.34 | 57 | 1.533 |
| T | 2048 | <1 | 2.76 | <1 | 0.001 | 47 300 | 2 | 744.38 | <1 | 0.016 |
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