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A retrospective of plankton pumping systems, with notes on the comparative efficiency of towed nets
Authors:Powlik, J.J.   John, M.A.St   Blake, R.W.
Affiliation:1Department of Zoology, University of British Columbia Vancouver, BC, Canada 2Department of Oceanography, University of British Columbia Vancouver, BC, Canada
Abstract:Contributing studies in the advent and utilization of planktonpumping systems are compared and evaluated. Basic terminologyand design considerations are discussed, and related to thehistorical use of pump systems, as well as to criteria for futuredesigns Such in situ considerations are also applied to theuse of towed nets, and are used as a basis of comparison forfishing efficiency and practicality.
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