如果一条鱼要在两个群体中选择，加入较大的群体会更安全。
If a fish has a choice between two groups, it's safer to join the larger one.
许多种类的鱼可以根据它们的群体、它们的亲戚，甚至它们自己的卵来区分彼此。
Many kinds of fish can tell one from another, according to their group, their relatives, and even their own eggs.
食蚊鱼是淡水鱼，以蚊子幼虫为食，高度的群体化。
Mosquitofish, freshwater fish with a taste for mosquito larvae, are highly social.
群体性鱼，比如鲱鱼的眼睛被弄瞎后，它仍然能跟随同伴前进，而除去侧线的鲱鱼则会很快迷失方向。
Blind a shoaling fish such as a herring and it can still follow its mates. Cut its lateral lines and it rapidly gets lost.
最初的实验中，一条鱼在实验室里训练，通过一个几何形状的门能够回到群体中去。
For the initial experiment, lone fish were trained in the lab to associate a door bearing a certain number of geometric shapes with the path to rejoining a larger group.
甚至少女鱼杀死鹿角珊瑚一部分群体后，剩余的部分仍然能存活。
Even after damselfish killed off parts of the staghorn colonies, the areas that remained were able to survive.
本文主要调查研究了凤城土门水库和辽阳汤河水库的池沼公鱼栖息活动及群体结构变化规律。
This paper deals with the behaviors of pond smelt and the changes in its population structure in the Tumen Reservoir, Fengcheng, and the Tanghe Reservoir, Liaoyang.
报道了闽江口海域鳓鱼的生殖群体结构、生长特性、死亡参数和繁殖、摄食习性等生态学资料。
The structure of reproductive stock, the growth character the mortality parameter and breeding, feeding habits of Chinese herring in the estuary of Mingjang River are reported in this paper.
剑尾鱼是白内障的易发群体。
The BY-F swordtail fish are susceptible to develop cataract.
同时通过微粒群算法，解决了智能鱼群体运动模式单一的问题。更合理、有效地模拟了自然鱼的生命特征和智能行为。
Meanwhile, the thesis USES the PSO to modify the movement patterns of the intelligent fish which can improve the natural characteristics of the artificial fish and intelligent behavior.
四大家鱼群体结构中低龄鱼比重上升，高龄鱼比重下降；
The proportion of the low age groups of Chinese carps increased and the advanced age group decreased;
四大家鱼群体结构中低龄鱼比重上升，高龄鱼比重下降；
The proportion of the low age groups of Chinese carps increased and the advanced age group decreased;
应用推荐