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Revisiting CCAMLR’s Approach to Management – A compendium of papers that explores the implementation of the CAMLR Convention
maintenance of a readily accessible record of CCAMLR’s history, progress and discussions across the fuller ... compendium may be a useful contribution to such a compilation and a useful resource for CCAMLR delegates at ... CCAMLR’s Approach to Management – A compendium of papers that explores the implementation of the CAMLR ...
Meeting Document : CCAMLR-XXXIV/BG/26 : Autor(es): Submitted by ASOC
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Timescale of ovarian maturation in Notothenia coriiceps (Richardson); evidence for a prolonged adolescent phase
Abstract: Ovarian maturation in Notothenia coriiceps is known to include a period during which ... for about one year. The results from a two year study at Signy Island indicate that this adolescent ... accompanied by a failure to spawn and an alternative where fecundity is controlled by the number of small ... Notothenia coriiceps (Richardson); evidence for a prolonged adolescent phase Approval: Approved ...
Meeting Document : WG-FSA-93/26 : Autor(es): Inigo Everson (United Kingdom)
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A re-analysis of the Kerguelen Shelf and Skiff Bank stocks of Champsocephalus gunnari
-frequency data for the years 1981 to 1990. Cohort analysis yielded a Stock Biomass of 22 711 tonnes in 1988 ... for the Age 2 Kerguelen Shelf stock, an order of magnitude lower than that calculated from a biomass ... survey in 1988 by the USSR. This biomass is consistent with that from previous cohorts and indicates a ... (Secretariat) Title: A re-analysis of the Kerguelen Shelf and Skiff Bank stocks of Champsocephalus gunnari ...
Meeting Document : WG-FSA-90/17 : Autor(es): G. Duhamel (France) and D.J. Agnew (Secretariat)
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A Comparison Between Age Determinations of the Antarctic Fish Notothenia gibberifrons Lönnberg Using Scales and Otoliths
gibberifrons. When interpreted separately, only 25% of scale and otolith readings agreed. When a scale and ... otolith from a single simultaneously, 75% of readings agreed. of otolith readings changed between specimen ... otoliths. Author(s): R. Coggan (United Kingdom), K. Skora (Poland), A. Murray and M. White (United Kingdom ... ) Title: A Comparison Between Age Determinations of the Antarctic Fish Notothenia gibberifrons Lönnberg ...
Meeting Document : WG-FSA-89/13 : Autor(es): R. Coggan (United Kingdom), K. Skora (Poland), A. Murray and M. White (United Kingdom)
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Estimation of the 2011 catch limit for mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 using a length-based population dynamics model
Abstract: A length based projection model is employed to estimate catch limits for the 2011/12 ... . Application of the harvest control rule ensuring 75% escapement after a two year projection period yielded a ... Subarea 48.3 using a length-based population dynamics model Approval: Approved ...
Meeting Document : WG-FSA-10/37 : Autor(es): C.T.T. Edwards, R.E. Mitchell, J. Pearce and D.J. Agnew (UK)
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A single-area stock assessment model of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea for the 2004/05 season
Abstract: This report outlines a Bayesian sex and age structured population stock assessment ... ). A range of model sensitivities were examined, with the base case assuming the Ross Sea fishery as a ... levels (3207 t) would not be expected to breach the 50%B0 threshold until 2029. Author(s): A. Dunn, D.J ... . Gilbert and S.M. Hanchet (New Zealand) Title: A single-area stock assessment model of Antarctic toothfish ...
Meeting Document : WG-FSA-05/33 : Autor(es): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
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A three-frequency method to determine the abundance and the size of two euphausiid species (Euphausia superba and Euphausia crystallorophias)
Abstract: Euphausia superba and Euphausia crystallorophias dominate the biomass and play a key ... of net samplings depends on the environmental conditions. In the Ross Sea such a limitation is due ... that organisms must occur in low concentrations and echo level from a single organism must be greater ... in a noisy environment (storms, ice) and in dense concentrations, the detection of single targets ...
Meeting Document : WG-EMM-01/63 : Autor(es): M. Azzali, J. Kalinowksi, G. Lanciani and I. Leonori (Italy)
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DNA barcoding highlights a cryptic species of grenadier (genus Macrourus) in the Southern Ocean
Abstract: The genus Macrourus is a small group of bentho-pelagic fishes with three species ... , based on a Restriction Fragment Length Polymorphism (RFLP) test. Three characters counted/scored in the ... body colour, and a single row of relatively long teeth, and a second group with 8 pelvic fin rays, dark ... (Argentina), D. Welsford and R.D Ward (Australia) Title: DNA barcoding highlights a cryptic species of ...
Meeting Document : WG-FSA-10/33 : Autor(es): P.J. Smith (New Zealand), D. Steinke (Canada), P.J. McMillan, A.L. Stewart, S.M. McVeagh (New Zealand), J.M. Diaz De Astarloa (Argentina), D. Welsford and R.D Ward (Australia)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2017 – Reflection of the recommendations by WG-EMM-16 and SC-CAMLR-XXXV
in support of the development of a CCAMLR MPA in the Weddell Sea. Germany was asked to carry out ... the Antarctic toothfish habitat model. Chapter 3 provides a sensitivity analysis of the level of ... protection for Antarctic toothfish and other demersal fish that explores a range of protection-level ... scenarios. In this context, we show how the cost layer works. Subsequently, a revised Marxan approach based ...
Meeting Document : WG-SAM-17/30 : Autor(es): K. Teschke, H. Pehlke and T. Brey on behalf of the German Weddell Sea MPA (WSMPA) project team
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A bioenergetics model assessment of the prey consumption of Adélie penguins in Subarea 48.1 and 48.2
Abstract: We present a preliminary analysis to estimate the consumption of prey by Adélie ... the population of Adélie penguins at Signy Island consumes 4,600 t of krill and 696 t of fish during a ... 304,980 and 53,161 t of prey during a single breeding season. Our study builds on previous work using a ... Title: A bioenergetics model assessment of the prey consumption of Adélie penguins in Subarea 48.1 and ...
Meeting Document : WG-EMM-17/32 : Autor(es): C. M. Waluda, L. Emmerson, C. Southwell and P.N. Trathan