They are photosynthetic microorganisms that normally are a vital link in the ocean food chain, serving as sustenance to filter-feeding mollusks and other animals.
当前水产养殖产量中有80%的来自食物链较短的种类,如草食性、杂食性鱼类和软体动物。
Eighty per cent of current aquaculture production is derived from animals low in the food chain such as herbivorous, omnivorous fish and molluscs.
我们看到一个迹象表明,在洞里萨湖捕鱼已达到食物网的低端-人们收获软体动物。
We see one sign that fishing in Tonle Sap has reached the low end of the food web- people harvesting mollusks.
森林几内亚:谷物、块茎作物、油料作物、软体动物、水果、蔬菜等。
Guinée Forestière: cereals, tubers, oil seeds, molluscs, fruits, vegetables, etc.
带有氧化铈涂层的钢板可以在海水中暴露数周,而不会被细菌、藻类、软体动物或藤壶覆盖。
Steel panels with cerium oxide coatings can be exposed to seawater for weeks on end without becoming covered by bacteria, algae, mollusks or barnacles.
它易于蓄积在许多生物体内,特别是软体动物和甲壳类动物体内。
It is readily accumulated in many organisms, notably molluscs and crustaceans.
如果您是海鲜爱好者,请尝试在您的饮食中添加这些美味,营养密集的软体动物。
If you're a seafood lover, try adding these tasty, nutrient-dense mollusks to your diet.
这是不可取倾倒石灰和石膏的混合物在地上,这将有可能杀灭各种生活在那里的软体动物。
It is not advisable to dump the lime and plaster mixture onto the ground as will likely kill all kinds of molluscs living there.
软体动物对高二氧化碳的敏感性已经显现,效应是生长、钙化、孵化和幼苗补充成功率降低。
Sensitivity of molluscs to high carbon dioxide has been shown with effects of reduced growth, calcification and hatching and larvae recruitment success.
展览只展出软体动物,不仅来自佛罗里达州西南部的海湾沿岸,也来自世界各地。
Exhibits are dedicated exclusively to mollusks, not just from the Gulf Coast of Southwest Florida but also from around the world.
此外,软体动物的大型菌落甚至对污水进行了处理,电厂基础设施大湖和大陆其他地方周围。
In addition, large colonies of the mollusk have even fouled water treatment and power plant infrastructure around the Great Lakes and elsewhere on the continent.
贝克在1967年论文里研究了软体动物中的紫色染料的药理学,被称为TyrianPurple。
Dr Baker's 1967 thesis examined the pharmacology of purple dyes in molluscs, known as Tyrian purple, the purple of the ancients.
超过65万年的极限,海底沉积物中含有的碳酸钙少得多,而一些软体动物家族的化石也已不复存在。
Above the 65-million-year limit, sea-floor sediments contain much less calcium carbonate, and fossils of several families of mollusks are no longer found.
Their favorite food is the slowest fish in the environment, but they also eat mollusks, frogs, crayfish, turtles, insects and sometimes birds or small mammals.
Von Martens described 155 new genera(150 of them molluscs) and almost 1,800 species(including around 1,680 molluscs, 39 crustaceans, and 50 echinoderms).
软体动物,甲壳纲动物的盔甲,鱼,两栖动物,爬行动物,鸟,和早期的哺乳动物--或大或小,已知和未知。
Mollusks, crustacean armor, fishes, amphibians, reptiles, birds, and early mammals- great and small, known and unknown.
常见的研究对象是海兔(即软体动物或海蛞蝓):具体来说,科学家研究的是决定神经元如何燃烧的基因。
A common research subject is the sea hare(i.e. a mollusc or sea slug): specifically, scientists study the genes that define how its neurons fire.
Strotz said he used mollusks to study the phenomenon of metabolism's contribution to extinction rates because of ample available data about living and extinct species.
It's a worrying development, Ngor says, because mollusks, like reptiles, crustaceans, and amphibians all play vital roles in the rich Tonle Sap ecosystem.
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