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Untitled - CNR

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Fishery and Sea ResourcesTRAS (in seconds)Stage 1 Stage 2 Stage 3 Stage 42-Phe - Eugconcentrations(ml L -1 )anaesthesia induction2-Phe Eug 2-Phe Eug 2-Phe Eug 2-Phe Eug0.2-0.03 143.5±23 a 145±13.1 a 224.6±27.8 a 180±14.5 b 371.8±29.1 a 301±9.1 b 466±12.3 a 562.5±23.8 b0.3-0.06 59.7±6.3 a 15.9±1.4 b 80±10.2 a 20±8.2 b 122.5±7.8 a 24.4±24.2 b 181.5±10.8 a 27.8±0.8 b0.4-0.1 30.75±2.9 a 5.9±1.3 b 42.9 ±2.3 a 12.05±2 b 80.5±8.8 a 16.7±1.6 b 107±11.6 a 20.25±1.9 b0.5-0.14 8.25±11.5 a 4.65±0.4 b 8.7±0.9 a 9.65±0.4 b 12.8±1.1 a 12.4±0.5 a 19.75±2.1 a 17.15±0.9 brecovery from anaesthesia0.2-0.03 14.44±1.6 a 17.3±2.4 a 20±0 a 41±2.1 b 30±0 a 89±4.5 b --- ---0.3-0.06 21.1±1.6 a 222±15.4 b 41.7±2.3 a 274±5.1 b 68±6.3 a 306±8.4 b --- ---0.4-0.1 17.5±2.6 a 435±42.4 b 37±4.6 a 467.5±41 b 59±9.6 a 503.7±39 b --- ---0.5-0.14 85±5.2 a 304.4±7.2 b 126±5.1 a 335.5±4.8 b 140±8.1 a 372.2±9.7 b --- ---Table 3: Mean ± standard error of the time to reach the anaesthetic stage (TRAS) expressedin seconds during the anaesthesia induction of seabass (n = 160) and recovery ofseabass (n = 80) with 2-Phenoxyethanol and Eugenol at four increasing concentrations.For comparison of 2-Phenoxyethanol and Eugenol concentrations at each stage, valueswith different alphabetic superscripts differ significantly at p < 0.05 (Mann-Whitney Utest).1948

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