铁对海洋浮游植物的生长起着重要的作用。
Iron plays an important role in the growth of Marine phytoplankton.
海洋浮游植物种群数量可因环境条件的变化而增长或下降。
Populations of this Marine plant will grow or diminish rapidly in response to changes in its environment.
研究人员此前曾根据海洋浮游植物的排放物质，绘制了类似的地图。
Researchers had previously mapped such emissions from ocean phytoplankton.
海藻是主要的海洋浮游植物，叶绿素a是海藻中的主要色素。
Algae is the main ocean phytoplankton and chlorophyll-a is the main pigment of algae.
科学家利用海洋颜色的变化来估计叶绿素含量以及海洋浮游植物的生物量。
Scientists use these changes in ocean color to estimate chlorophyll concentration and the biomass of phytoplankton in the ocean.
鲸鱼、海豹，还有数百万只磷虾都将因为海洋浮游植物的锐减而面临烕胁。
Whales, seals and the millions of shrimplike sea creatures called krill are also threatened by the loss of many square miles of phytoplankton.
对海洋浮游植物细胞准确快速地识别和分类是研究海洋浮游植物的重要内容。
The identification and classification of the phytoplankton cell is the critical content in the study.
由方解石制成的显微骨架板，保护某些海洋浮游植物，而且它在变成化石状态时形成白垩和石灰石沉积物。
A microscopic skeletal plate made of calcite that protects certain Marine phytoplankton and which, in a fossilized state, forms chalk and limestone deposits.
海水真光层是指海洋浮游植物进行光合作用的水层，海水真光层深度的反演有利于对海洋初级生产力的估算。
Euphotic layer of the sea refers to the layer where phytoplankton can photosynthesize; therefore, the retrieval of the euphotic depth is in favor of estimating ocean primary production.
海洋中浮游植物的数量在变化。
但浮游植物易受海洋变暖趋势的影响。
But phytoplankton are vulnerable to the ocean's warming trend.
浮游植物很容易受到海洋变暖趋势的影响。
这种现象的核心是被称为浮游植物的微小海洋微生物。
At the heart of the phenomenon lie tiny marine microorganisms called phytoplankton.
根据浮游植物的种类和浓度，海洋颜色有从绿色到蓝色不等。
Ocean colour varies from green to blue, depending on the type and concentration of phytoplankton.
"浮游植物生活在海洋表面，在那里他们把二氧化碳释放到海里，同时放出氧气。
Phytoplankton live at the ocean surface, where they pull carbon dioxide into the ocean while giving off oxygen.
气候变暖改变了海洋的主要特征，并会影响浮游植物的生长，因为它们不仅需要阳光和二氧化碳才能生长，而且还需要营养。
Warming changes key characteristics of the ocean and can affect phytoplankton growth, since they need not only sunlight and carbon dioxide to grow, but also nutrients.
在世界上所有的海洋，包括北冰洋，尾海鞘都是出没在浮游植物密度最大的水域表面。
Found in all the oceans of the world, including the Arctic Ocean, appendicularians tend to remain near the water's surface where the density of phytoplankton is greatest.
气候变化将加速某些地区浮游植物的生长，同时减少其他地区的浮游植物，导致海洋的外观发生变化。
Climate change will fuel the growth of phytoplankton in some areas, while reducing it in other spots, leading to changes in the ocean's appearance.
年幼的刺冠海星在出生后的第一个月就以浮游植物为食，所以海洋中肥料越多，浮游植物就越多，也意味着海星越多，这对珊瑚礁非常不利。
Larval CoT starfish eat phytoplankton in their first month of life, so more fertilizer in the ocean means more phytoplankton, which means more starfish, bad for the reefs.
低含氧量导致细菌滋长，这些细菌会破坏硝酸盐——海洋微生物及浮游植物的重要营养物质之一。
Low oxygen levels encourage the growth of bacteria that destroy nitrate - a vital nutrient for the ocean's microscopic plants, or phytoplankton.
研究人员发现，在两极附近的水域和热带地区浮游植物的跌幅最为显著，在开阔的海洋也是如此。
The researchers found the most notable phytoplankton declines in waters near the poles and in the tropics, as well as the open ocean.
浮游动物（微小的海洋生物）通常吃浮游植物，而其本身又是小鱼和其它动物的捕食对象。
Phytoplankton are typically eaten by zooplankton - tiny marine animals - which themselves are prey for small fish and other animals.
这些水滋养着称为浮游植物的悬浮微生物以及其它海洋生物。
The waters nourish free-floating microscopic plants,called phytoplankton, and other sea life.
这些水滋养着称为浮游植物的悬浮微生物以及其它海洋生物。
The waters nourish free-floating microscopic plants, called phytoplankton, and other sea life.
海水的清晰度可被用作衡量在特定水域的浮游植物数量的指标，因为这些微生物生活在海洋表面，在那里它们可以得到它们用之产生能量的阳光。
That can be used as a proxy for phytoplankton population in a given area, since the tiny organisms live close to the ocean's surface, where they are exposed to sunlight they use to produce energy.
相比之下，亚热带海洋的浮游植物的种群数量在夏季回落。
In the subtropical oceans, by contrast, phytoplankton populations drop off in summer.
浮游植物的产量是食物链的基础，海洋中的所有生物都有赖于此。
Phytoplankton productivity is the base of the food web, and all life in the sea depends on it.
它们还需要微量的铁，由于海洋中铁的含量非常低，限制了浮游植物大面积的生长。
They also require trace amounts of iron which limits phytoplankton growth in large areas of the ocean because iron concentrations are very low.
浮游植物由于吸收阳光，有助于保持海洋表面相对温暖。
By absorbing sunlight, the floating plants help keep the ocean surface relatively warm.
浮游植物由于吸收阳光，有助于保持海洋表面相对温暖。
By absorbing sunlight, the floating plants help keep the ocean surface relatively warm.
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