A test model for optical plankton counter (OPC) coincidence and a comparison of OPC-derived and conventional measures of plankton abundance

被引:25
作者
Woodd-Walker, RS
Gallienne, CP
Robins, DB
机构
[1] Univ Plymouth, Inst Marine Studies, Plymouth PL4 8AA, Devon, England
[2] Plymouth Marine Lab, Ctr Coastal & Marine Sci, Plymouth PL1 3DH, Devon, England
关键词
D O I
10.1093/plankt/22.3.473
中图分类号
Q17 [水生生物学];
学科分类号
071004 ;
摘要
The use of the optical plankton counter (OPC) for processing zooplankton net samples is explored. A comparison of OPC counts and microscope counts from net samples was reasonable. Similarly, OPC biovolume and carbon had a ratio of 23:1 (biovolume:carbon). Coincidence was modelled using the Poisson distribution, and tested with a large diatom Coscinodiscus wailesii. Agreement appeared to be good up to 60 s(-1); above this, the maximum response rate of the system became limiting.
引用
收藏
页码:473 / 483
页数:11
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