Blar i ICES CM documents authored by IMR scientists (1949-2011) på forfatter "O’Brien, Loretta"
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Reaction norms for age and size at maturation: study of the long-term trend (1970-1998) for Georges Bank and Gulf of Maine Atlantic cod stocks
Barot, S.; Heino, Mikko; O’Brien, Loretta; Dieckmann, Ulf (ICES CM documents, Working paper, 2002)Average age and size at maturation have decreased in many commercially exploited fish stocks during the last few decades. This phenomenon could be either a direct phenotypic response to some environmental variation, or the ... -
Variation in fish condition between Atlantic cod (Gadus morhua) stocks and implications for their management
Rätz, Hans-Joachim; Lloret, J.; Casey, John; Aglen, Asgeir; Schopka, S.A.; O’Brien, Loretta; Steingrund, P. (ICES CM documents, Working paper, 2000)A comparative analysis of the fish condition (Fulton’s K) of 11 cod stocks in the North Atlantic in relation to the temperature of their habitat and their reproductive potential is presented. It is shown that the cod ...