鱼
- 与 鱼 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Nearly a hundred sailfish have surrounded a single school of bait fish.
近100条旗鱼的包围了这群饵鱼
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The background survey and tracking survey of artificial reef area in Chenghai Laiwu were carried out before and after reefing in 2003 and 2007, respectively. The results indicated that after the deployment of artificial reefs, the biomass density of fishery resources increased by 25.63 times, which were much higher than before. The resources species was much more abundant; total number increased from 23 to 41, which increased by 0.78 times. The crab resources sharply increased by 1.75 times after artificial reef were deployed. Harpodon nehereus and Portunus sanguinolentus , which did not appeared in background survey, now became the dominant species in tracking survey. There were high diversity indexes in artificial reefs area and control area in tracking survey. In conclusion, the results indicated that the fish-aggregating effect of artificial reef site has improved a lot, and the community structure and the habitat environment have been significantly improved.
摘 要:2003和2007年分别对澄海莱芜人工鱼礁区进行了投礁前的本底调查和投礁后的跟踪调查,结果表明,投礁后礁区海域游泳生物的资源密度明显比投礁前高,增加了25.63倍;礁区海域各类资源种类均比投礁前丰富,总种数由投礁前的23种增加至41种,比投礁前增加了0.78倍,其中,蟹类种数增加最多,增加了1.75倍;在本底调查中没有出现的经济种类龙头鱼 Harpodon nehereus 和红星梭子蟹 Portunus sanguinolentus 在跟踪调查中已成为主要优势种;Shannon-Wienver多样性指数在礁区和对比区均比投礁前有所增加。
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Daily-growth increment of otolith and growth of Japanese parrotfish were studied and research objects were taken from Zhoushan Fishries Research Institute in April 2009. Microscopic observation was performed on the growth of the otolith during the embryonic development of artificially fertilized eggs and the formation of the first daily growth increment on otolith of larvae.
2009年4月15日-5月5日在浙江省舟山水产研究所条石鲷人工繁殖期间,逐日选择胚胎和仔鱼样本,连续解剖观察发育后期胚胎和前期仔鱼,光镜观察仔鱼矢耳石和微耳石的形态、日轮数,测定其直径,研究条石鲷的耳石日轮和生长。
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Suitable for Fishing: Fishing no longer have to worry about fighting fish gather a nest!
有了美国声光诱鱼器,鱼围拢过来了,鱼的密度大了,好钓好捕了!
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According to the LCso and SC values of pH, Alk, C02, HC03 and C032~, the major mortality factors which effect survival of fish are obtained in different range of Alk and pH.
根据海水妒鱼、黑鳃幼鱼的pH、Alk、C02、HC03一、C03,一半致死浓度和安全浓度,得到在不同Alk、pH范围影响妒鱼、黑绍生存的主要因子。
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As everybody knows that the artificial fishing rock is through the artificial way establishment in the sea area by the stone material, the concretes pre-workpiece, the worn out fishing boat construction primarily, to strengthen the sea ecology and the fishery resources protection, the transformation sea fishery economic development, the promotion marine economy development quality, Yantai will expand the investment, throws the reef, in the Muping area, the chefoo area, the Long Island county, Laizhou, Zhaoyuan and so on northern coastal development artificial Yujiao District, throws the seedling.
大家知道,人工鱼礁是通过人工方式设置于海域中的以石料、混凝土预制件、废旧渔船为主的构筑物,为加强海洋生态和渔业资源保护,转变海洋渔业经济发展,提升海洋经济发展质量,济南将加大投入,投礁,在牟平区、芝罘区、长岛县、莱州市、招远市等北部沿海发展人工鱼礁区,投苗。以上就是这位热心的朋友为大家介绍的关于济南建人工鱼礁的相关问题的相关信息,希望济南市民能够满意加喜欢,以下是简单的英文介绍希望老外朋友们也喜欢
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We eat other interesting things, like herring, bonito, Spanish mackerel, skate, trigger fish, black fish, and more.
我们吃其他有趣的东西,比如鲱鱼,鲣鱼,鲅鱼,滑冰,触发鱼,黑鱼等。
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Each of the sculptures houses one male siamese fighting fish and exploits their intelligent and territorial behaviour to steer it around the space. These fish have excellent vision both in and out of water and are able to visually locate another of their species over some distance, and males will square up to each other and even fight ferociously to defend a territory.
每一个鱼缸住著一只公斗鱼,各自有自我的智能与地域习惯,这些鱼无论在水里或水外面都有极佳的视觉,能够在一定的距离内锁定另一只公斗鱼,若两只遇上了,它们将会掀起一场大战,捍卫自己的领域。
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In previous reports FRS was estimated only by the biomass loss in weight, not involved in the potential productivity of egg, larvae and young fish so that FRS was greatly underestimated.
以往,采用直接鱼类重量损失进行评估,鱼卵、仔鱼和幼鱼潜在的生长价值无法体现,损失量被严重低估。
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In previous reports FRS was estimated only by the biomass loss in weight, not involved in the potenti al productivity of egg, larvae and young fish so that FRS was greatly underestimated.
以往,采用直接鱼类重量损失进行评估,鱼卵、仔鱼和幼鱼潜在的生长价值无法体现,损失量被严重低估。
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。