Population differentiation by size for 0-age-class Champsocephalus gunnari at Shag Rocks and South Georgia, CCAMLR subarea 48.3

• Published in: Antarctic Science
• Main Author: North, A.W.
• Format: Article in Journal/Newspaper
• Language: English
• Published: Cambridge University Press (CUP) 1996
• Subjects: Geology; Ecology, Evolution, Behavior and Systematics; Oceanography; Shag Rocks; Possession Bay; Antarctic Science
• Online Access: http://dx.doi.org/10.1017/s0954102096000065; https://www.cambridge.org/core/services/aop-cambridge-core/content/view/S0954102096000065

In 1991 Chamsocephalus gunnari <1 year old were sampled at Shag Rocks on 18 January and off five bays on the north-east coast of South Georgia between 19 January and 12 February. Two separate size-groups of 31–46 mm and 55–87mm standard length (SL) were found at Shag Rocks. However, samples taken...