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1. Semi-empirical acoustic estimates of krill biomass derived from simulated commercial fishery data based on single-frequency acoustics

   models of krill biomass, at 120 kHz frequency that can be used to augment research acoustic surveys if ... fishing seasons. From these data we develop semi-empirical indices of acoustic biomass in a Generalized ... Linear Modeling framework. We correlate these estimates of biomass with acoustic estimates derived from ... Elephant Island and West Shelf Areas of the US AMLR survey grid. Cross-validation of acoustic estimates ...

   Meeting Document : SG-ASAM-15/03 : Автор(ы): A.M. Cossio, G.W. Watters, C.S. Reiss, J. Hinke and D. Kinzey (USA)

2. Development of methods relevant to feedback management (FBM) for the krill fishery

   environment essential for the implementation of a Feed-Back Management (FBM) system. In terms of FBM, Marine ... . Thus, data supporting FBM as an integral part of the broader management strategies of the krill ... fisheries within Domain 1 are critical if the fishery is to be managed by an empirical understanding of ... during the fishing season as a measure of the available prey field. This information can be integrated ...

   Meeting Document : WG-EMM-18/08 : Автор(ы): B.A. Krafft, A. Lowther, G. Macaulay, M. Chierici, M. Biuw, A. Renner, T.A. Klevjer, R. Øyerhamn, C.A. Cárdenas, J. Arata, A. Makhado, C. Reiss and O.A. Bergstad

3. Oceanography of the South Georgia and South Orkney Islands regions using high-resolution models

   productive, supporting large colonies of higher predators, and with a history of commercial exploitation ... . Many of the key oceanographic and ecological processes determining the operation of these marine ... ecosystems operate over small spatial scales of <10 km. Understanding the drivers of variability in such ... processes requires the development of high-resolution ocean models. Here we describe the development of ...

   Meeting Document : WG-EMM-17/30 : Автор(ы): E. Young, E. Murphy and P. Trathan

4. A preliminary assessment and revised growth model of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2017 random stratified trawl survey

   vicinity of Heard Island and the McDonald Islands during April 2017. This paper provides an updated growth ... , abundance and yield in Division 58.5.2 to the west of 79 o 20’ E using standard CCAMLR methods (CMIX and ... growth model based on recent cohort progressions indicated an increase in size-at-age compared to the ... estimates of Welsford (2010), however Generalized Yield Model projections indicated that the updated growth ...

   Meeting Document : WG-FSA-17/22 : Автор(ы): D. Maschette, P. Burch, P. Yates and D. Welsford

5. Aggregation patterns of pelagic predators and their principal prey, Antarctic krill, near South Georgia

   Abstract:  1. We examine the spatial distributions of pelagic seabirds and. fur seals near South ... Georgia, and asked to what extent the distributions of these predators were influenced by the spatial ... distribution of their principal prey, Antarctic krill Euphausia superba Dana. One novel aspect of our analysis ... is an explicit consideration of the separation in space between swarms of krill and aggregations of ...

   Meeting Document : WG-CEMP-93/13 : Автор(ы): R.R. Veit (USA), E.D. Silverman (USA) and I. Everson (United Kingdom)

6. A review of by-catch in CCAMLR exploratory toothfish fisheries

   was at times double that of toothfish. Gear type comparisons indicate that autolines catch a greater ... Abstract:  Mitigating the adverse affects of commercial fishing on the environment is an integral ... responsibility of fisheries globally.  Efforts to reduce bycatch, to exploit previously unfavourable species and ... Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) is widely recognized for its ...

   Meeting Document : WG-FSA-14/16 : Автор(ы): E. McClure, K. Reid (Secretariat)

7. A study of Patagonian toothfish (Dissostichus eleginoides) post tagging survivorship in Subarea 48.3

   , and then were kept in tanks with varying degrees of seawater replacement for at least 12 hours after ... Abstract:  During the 2005 fishing season experiments on the survivorship of post-tag toothfish ... tagging. On one vessel fish with a variety of injuries were selected to see if this affected recovery. 395 ... animals were included in the final analysis, with an overall survivorship of 89%. There were significant ...

   Meeting Document : WG-FSA-05/19 : Автор(ы): D. J. Agnew, J. Moir Clark, P.A. McCarthy, M. Unwin, M. Ward, L. Jones (United Kingdom), G. Breedt, S. Du Plessis, J. Van Heerdon (South Africa) and G. Moreno (Spain)

8. SPATIAL PROTECTION AND MANAGEMENT OF ANTARCTIC MARINE BIODIVERSITY

   Abstract:  This paper is based on a presentation given at the Joint CEP/SC-CAMLR Workshop (3-4 ... April 2009). It provides information on the different objectives and types of marine spatial protection ... be made on establishing effective systems of marine spatial protection. It is concluded that ... establishment of effective, representative and coherent spatial protection of marine biodiversity, using the ...

   Meeting Document : WG-EMM-09/09 : Автор(ы): S. Grant (United Kingdom)

9. Short note: Time series of Drake Passage Oscillation Index (DPOI) during 1952-2008 and its possible influence on environmental variability

   , between Rio Gallegos, Argentina, and Base Esperanza, at the tip of the Antarctic Peninsula during 1982 ... Abstract:  An assessment of the environmental processes influencing variability in the recruitment ... and density of Antarctic krill (Euphausia superba DANA) is important as variability in krill stocks ... krill recruitment and density in the Antarctic Peninsula area with an environmental factor; strength of ...

   Meeting Document : WG-EMM-08/33 : Автор(ы): M. Naganobu, J. Kondo and K. Kutsuwada (Japan)

10. Population status of Ross Sea killer whales (Orcinus orca, Type C) in McMurdo Sound, Antarctica, based on photo-identification studies

    175 there annually. Despite high turnover of different whales between years, we used a Bayesian mark ... -recapture approach to identify a seasonal ‘resident’ population with an average annual abundance of 55 ... individuals resighted over 2-14 years. Contrary to recent reports that commercial overfishing of Antarctic ... , our analysis suggests that at least the resident killer whale population in McMurdo Sound is stable ...

    Meeting Document : WG-EMM-16/50 : Автор(ы): R. Pitman, H. Fearnbach and J.W. Durban

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