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http://dx.doi.org/10.5657/KFAS.2014.0419

Predicting Changes in Fishing Conditions for the Small Yellow Croaker Larimichthys polyactis based on Expansions of the Yellow Sea Bottom Cold Water  

Lim, Yu Na (Southwest Sea Fisheries Research Institute, National Fisheries Research and Development Institute)
Kim, Heeyong (Southwest Sea Fisheries Research Institute, National Fisheries Research and Development Institute)
Kim, Dae Hyun (Oceantech Co.)
Publication Information
Korean Journal of Fisheries and Aquatic Sciences / v.47, no.4, 2014 , pp. 419-423 More about this Journal
Abstract
We consider changes in the fishing ground of the small yellow croaker Larimichthys polyactis and discuss their utility in predicting fishing conditions for this species. The fishing ground, which having been formed around Jeju Island since the 1970s, is dominated by the Yellow Sea Bottom Cold Water (YSBCW), and variation in its southward expansion from the Yellow Sea is the single most key environmental factor affecting the L. polyactis catch. When the YSBCW showed strong expansion and the fishing ground shifted to the west and southwest of Jeju Island, as occurred in the late 1980s, late 1990s, and early 2000s, the L. polyactis catch was low; conversely, when expansion was weak, as in the early 1990s and late 2000s, the L. polyactis catch was high. This relationship was statistically significant and should be useful in predicting fishing conditions for L. polyactis.
Keywords
Larimichthys polyactis; Yellow Sea Bottom Cold Water; Fishing condition; Predictability;
Citations & Related Records
Times Cited By KSCI : 3  (Citation Analysis)
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