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Based upon the hypothesis of Meyer (1968) that periods of low stability of the water column in autumn should parallel good cod year-classes in the following year, this paper analyses available time series of cod recruitment, subsurface oceanographic stability data and wind stress data off West Green...
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ftciteseerx:oai:CiteSeerX.psu:10.1.1.535.7765 2023-05-15T16:27:27+02:00 and M. Stein J. Lloret The Pennsylvania State University CiteSeerX Archives application/pdf http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.535.7765 http://archive.nafo.int/open/studies/s24/stein2.pdf en eng http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.535.7765 http://archive.nafo.int/open/studies/s24/stein2.pdf Metadata may be used without restrictions as long as the oai identifier remains attached to it. http://archive.nafo.int/open/studies/s24/stein2.pdf Key words Cod oceanography recruitment West Greenland wind NAFO Sci. Coun. Studies 24 81–86 text ftciteseerx 2016-01-08T10:48:42Z Based upon the hypothesis of Meyer (1968) that periods of low stability of the water column in autumn should parallel good cod year-classes in the following year, this paper analyses available time series of cod recruitment, subsurface oceanographic stability data and wind stress data off West Greenland. Correlation analysis yielded no significant results between stability, wind stress and recruitment when considering the entire length of avail-able time series. Instead, splitting of the autumn based oceanographic data set into a pre-1970s part (when warm climatic conditions and high recruitment prevailed), and a recent part (for the past twenty years of cooling climate) yielded significant coherence of recruit-ment and environmental conditions of the cold climate period. For the warm climate period only occasional consistency was seen. The possible influence of the Great Salinity Anomaly on recruitment of cod is discussed. It is suggested that during the past twenty years a new correlation mechanism, an advective coupling instead of a low stability coupling, explains Text Greenland Unknown Greenland |
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Key words Cod oceanography recruitment West Greenland wind NAFO Sci. Coun. Studies 24 81–86 |
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Key words Cod oceanography recruitment West Greenland wind NAFO Sci. Coun. Studies 24 81–86 M. Stein J. Lloret and |
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Key words Cod oceanography recruitment West Greenland wind NAFO Sci. Coun. Studies 24 81–86 |
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Based upon the hypothesis of Meyer (1968) that periods of low stability of the water column in autumn should parallel good cod year-classes in the following year, this paper analyses available time series of cod recruitment, subsurface oceanographic stability data and wind stress data off West Greenland. Correlation analysis yielded no significant results between stability, wind stress and recruitment when considering the entire length of avail-able time series. Instead, splitting of the autumn based oceanographic data set into a pre-1970s part (when warm climatic conditions and high recruitment prevailed), and a recent part (for the past twenty years of cooling climate) yielded significant coherence of recruit-ment and environmental conditions of the cold climate period. For the warm climate period only occasional consistency was seen. The possible influence of the Great Salinity Anomaly on recruitment of cod is discussed. It is suggested that during the past twenty years a new correlation mechanism, an advective coupling instead of a low stability coupling, explains |
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M. Stein J. Lloret |
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M. Stein J. Lloret |
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M. Stein |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.535.7765 http://archive.nafo.int/open/studies/s24/stein2.pdf |
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http://archive.nafo.int/open/studies/s24/stein2.pdf |
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http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.535.7765 http://archive.nafo.int/open/studies/s24/stein2.pdf |
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