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Life history study of red stumpnose (Chrysoblephus gibbiceps), a South African endemic seabream

Includes bibliographical references. / Seabreams are an important family of fishes in the southern African recreational and commercial linefisheries. This family is known for its extreme longevity, slow growth and wide variety of reproductive styles. Red stumpnose are one of the most iconic species within this family, yet biological information is lacking on this species. Six hundred and seventy-eight specimens were collected from 1986 to 2012, ranging in size from 165 to 600 mm fork length. All specimens were dissected and morphological measurements taken. Gonads, stomachs and otoliths were removed from 237 individuals and presented. Otoliths were sectioned and independently aged by three readers, age agreement was reached on 183 fish.

Identiferoai:union.ndltd.org:netd.ac.za/oai:union.ndltd.org:uct/oai:localhost:11427/9800
Date January 2013
CreatorsVan Zyl, Megan Elizabeth
ContributorsAttwood, Colin, Kerwath, Sven
PublisherUniversity of Cape Town, Faculty of Science, Department of Biological Sciences
Source SetsSouth African National ETD Portal
LanguageEnglish
Detected LanguageEnglish
TypeMaster Thesis, Masters, MSc
Formatapplication/pdf

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