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Length frequency analysis ofPleuragramma antarcticum,Electrona antarctica,Protomyctophum bolini
Authors:Liu Qun  Chen Da-gang
Institution:(1) Department of Fisheries, Qingdao Ocean University, 266003 Qingdao
Abstract:British Antarctic Survey (BAS) data collected near the Antarctic Peninsula area were used in this 1988/1989 study on the length frequency of three Antarctic fish species (Pleuragramma antarcticum, Electrona antarctica and Protomyctophum bolini) showing that the standard length (SL) ofP. Antarcticum ranged from 26.0 mm to 161.0 mm, that the 26.0 mm to 54.0 mm SL juveniles could be considered to be the age group 1 fish, and that the SL ofE. antarctica ranged from 39.4 mm to 89.7 mm for the males and 48.0 mm to 118.0 mm for the females, which may contain at least 6 age groups. This is more than previously thought.P. Bolini had 29.2 mm to 60.2 mm SL and complicated age composition.
Keywords:length frequency  Antarctic fish species            Pleuragramma antarcticum                      Electrona antarctica                      Protomyctophum bolini
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