And the increase of pelagic algae in other groups decreased correspondingly with the reduce of concentration.

其他組隨濃度降低藻類增加量相應(yīng)減少。

Extremely large pelagic tropical ray that feeds on plankton and small fishes; usually harmless but ''.

遠洋海域以浮游生物和小魚為食的體型巨大的熱帶鰩一道本天堂在线视频；一般無''。

Pelagic sediment contains tiny grain of material.

遠洋沉積物包含了微細物質(zhì)顆粒。

In some areas even aragonitic shells of the pelagic molluscs pteropods coat the sea floor.

在有些地區(qū)欧美三级一级视频，甚至深海軟體動物翼足類的文石貝殼可鋪滿海底。

Any of several large vigorous pelagic fishes resembling sailfishes but with first dorsal fin much reduced; worldwide but rare.

與旗魚屬相象的幾種大型健壯的遠洋魚最新日韩AV.COM，但第一背鰭大部分退化天天干天天干天天干天天干；遍布但稀有。

The property is an outstanding natural laboratory for scientific research and provides a key ecological link to the Tropical Eastern Pacific for the transit and survival of pelagic fish and marine mammals.

這里是科學(xué)家研究的突出自然實驗室午夜三级理论福利电影，并為了遠洋魚和海生哺乳動物的輸送和生存提供了炎熱的東部太平洋的生態(tài)學(xué)的關(guān)鍵鏈環(huán)亚洲色图10p。

Photo Gallery: Translucent Creatures A pelagic, or open-ocean, octopus gives off a neon glow in Hawaii.

一個浮游的，或開放的海洋色色色色色色色色色色色色色色色色色色色，章魚發(fā)放一定距離的霓虹光亮在夏威夷白白白免费视频观看爱。

Large active pelagic percoid fish .

大型活躍的鱸形魚caopen超碰。

Large active pelagic percoid fish.

大型活躍的浮游鱸形魚。

Low abundance and species diversity in the pelagic zones was in coincidence with a relatively high-yield fishery in the reservoir, the high predation pressure was a main force in structuring the size distribution of crustacean community.

浮游甲殼類的種類和數(shù)量均是以小個體為主色色色网站，除了營養(yǎng)水平還與水體中的捕食壓力緊密相關(guān)欧美大逼逼，魚類的捕食對于浮游甲殼類群落結(jié)構(gòu)的形成作用顯著。