According to the data selected from bottom trawl fishery resource monitoring in the East China sea from 1997 to 2000, the species composition and seasonal variation of small-sized fish were analysed.
根据1997 ~ 2000年东海区底拖网渔业资源调查资料，分析和讨论了东海区小型鱼类的种类组成和季节变化。
The first group, known as the mega bats, are mostly medium-sized or large bats who eat fruits, flowers, and sometimes small animals or fish.
第一类被称为“巨型蝙蝠”，多为中型或大型蝙蝠，以水果、鲜花为生，有时也吃小动物或鱼。
Expedition MED said that micro-sized plastic is an enduring hazard, as it becomes mixed with plankton, which is then ingurgitated by small fish that are then eaten by larger predators.
地中海研究项目报告说塑料微粒是一种持续的危害，当它们同浮游生物混合被小鱼吞吃后然后小鱼会再被大的捕食者吃掉。
Increasingly, as these small and middle-sized fish run out, smaller and hitherto commercially worthless ones are scooped up in fine-meshed nets.
当中小型鱼类这样日益被耗尽时，更小的和迄今还没有商业价值的鱼类就会被细密的渔网捕捞。
A reservoir is built in housetop, have structure of wall of edaphic lay aside, some of alga, fish is put inside, form small-sized ecosystem with assuring water quality fresh.
在屋顶建设一个蓄水池，有土壤贮壁结构，里面放些藻类、鱼类，形成小型生态系统以保证水质的新鲜。
A reservoir is built in housetop, have structure of wall of edaphic lay aside, some of alga, fish is put inside, form small-sized ecosystem with assuring water quality fresh.
在屋顶建设一个蓄水池，有土壤贮壁结构，里面放些藻类、鱼类，形成小型生态系统以保证水质的新鲜。
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