Grazing by 35 to 202 μm micro-zooplankton in Long Island Sound

Grazing by 35 to 202 μm micro-zooplankton in Long Island Sound
复制标题

长岛海峡 35 至 202 微米的微型浮游动物正在吃草

DOI:
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发表时间:
1980
期刊:
影响因子:
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通讯作者:
E. Carpenter
E. Carpenter
中科院分区:
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文献类型:
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作者:
G. Capriulo;E. Carpenter

文献摘要

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微型浮游动物丰度在长岛湾变化从103至104动物l-1在研究站,几乎完全由tintinnids。发现微型浮游动物有时会去除大量的叶绿素a现存量,每天摄入现存量的上限为41%。观察到的摄入率范围从0.001至0.17纳克叶绿素a去除动物-1小时-1和0.06至87细胞去除动物-1小时-1,这取决于季节和类型的细胞被摄入。过滤速率范围为1.03 - 84.7 μl动物-1 h-1。作为一个社会,微型浮游动物表现出相同的数量级的摄食和过滤率的桡足类。
Micro-zooplankton abundance in Long Island Sound varied from 103 to 104 animals l-1 at the station studied and consisted almost entirely of tintinnids. The micro-zooplankton were found to sometimes remove a significant portion of the chlorophyll a standing stock, with an upper limit of 41% of the standing stock being ingested per day. Observed ingestion rates ranged from 0.001 to 0.17 ng chlorophyll a removed animal-1 h-1 and from 0.06 to 87 cells removed animal-1 h-1, depending on season and type of cell being ingested. Filtering rates varied from 1.03 to 84.7 μl animal-1 h-1. As a community, the micro-zooplankton exhibited the same order of magnitude ingestion and filtering rates as those noted for copepods.