Priacanthus
- Priacanthus的基本解释
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[医]大眼鲷
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There were lesser and fewer in commercial species and its numbers in the cover net, and the sum of Nemipterus virgatus , Saurida tumbil , Upeneus bensasi , Trachinocephalus myops comprised 95.4% in number and 86.0% in weight of sample catch in the cover net,respectively. The high percentage of juvenile commercial species that were undersized in the codend showed 30.3 mm square mesh codend had more serious damage to most juvenile commercial species, approaching or exceeding 50% in percentage of juvenile species which body length is smaller than fishable size- Trichiurus haumela, Priacanthus tayenus , Navodon tessellatus, Argyrosomus argentatus, Nemipterus bathybius and so on, even exceeding 90% in percentage of juvenile Sepia spp, Loligo spp and Parastromateus niger. In particular, 50% selection lengths ( L 0.5) caught Saurida tumbil and Nemipterus virgatus were smaller than their minimum fishable size.
结果表明,这种规格的方目网囊平均尾数逃逸率为29.76%,平均重量逃逸率为8.46%;出现在套网中的经济种类少、数量少,条尾绯鲤、金线鱼、多齿蛇鲻、大头狗母鱼4种鱼的尾数和重量分别占套网抽样渔获的95.4%和86.0%;网囊中带鱼、长尾大眼鲷、黄鳍马面鲀、白姑鱼、深水金线鱼等鱼种的体长小于可捕标准的个体尾数比例均超过或接近50%,枪乌贼、乌贼、乌鲳等幼鱼尾数比例达90%以上,多齿蛇鲻和金线鱼50%选择体长均未达到最低可捕标准,表明该种规格网囊对多数经济种类幼体的损害比较严重。
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Truncate-tailed bigeye Priacanthus macracanthus:大眼鲷
169 金目大眼鲷 Crescent-tail bigeye Priacanthus hamrur | 170 大眼鲷 Truncate-tailed bigeye Priacanthus macracanthus | 171 长尾大眼鲷 Purple spotted bigeye Priacanthus tayenus
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Crescent-tail bigeye Priacanthus hamrur:金目大眼鲷
168 斑鳍大眼鲷 Bloch-colored big-eye Priacanthus cruentatus | 169 金目大眼鲷 Crescent-tail bigeye Priacanthus hamrur | 170 大眼鲷 Truncate-tailed bigeye Priacanthus macracanthus
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Priacanthus macracanthus:短尾大眼鲷
对多齿蛇鲻(Saurida tumbil)、蓝圆鯵(Decapterus maruadsi)、深水金线鱼(Nemipterus bathybius)和短尾大眼鲷(Priacanthus macracanthus)4种经济鱼类优势种群进行食性分析,根据其胃含物中饵料生物的重量组成和出现频率,可分为3种食性类型.多齿蛇鲻以摄食小型鱼类为主,
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Priacanthus macracanthus:大眼鲷
宝石大眼鲷 Priacanthus hamrur | 大眼鲷 Priacanthus macracanthus | 曳鳃类 PRIAPULIDA; saussage worms
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Priacanthus macracanthus:红严公、赤目鲢、大目鲷
纱仔、发菜 Porphyra tenera | 红严公、赤目鲢、大目鲷 Priacanthus macracanthus | 红眼鲈 、 红目 、 沙鲈 Psammoperca waigiensis
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