Search results
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Revision of the CCAMLR Scientific Observers Manual
Abstract: This document summarises the suggestions made by WG-EMM to address the requests made by ... the Scientific Committee in relation to Scientific Observer Manual. These are establishment and ... of krill fishery, and other minor revisions on the e-forms. This document also contains examples of ... the revisions made to the forms and is presented to the Working Group on Fish Stock Assessment for ...
Meeting Document : WG-FSA-07/54 : Author(s): S. Kawaguchi (Australia) and E. Appleyard (CCAMLR Secretariat)
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Developing conceptual models of elements of the Antarctic marine ecosystem: Antarctic krill (Euphausia superba)
based on observations and data from the literature. The model attempts to take into account the observed ... as an evolved product of interactions between the species and its environment. In particular, the ... model focuses on the different forces that act on the larval and adult stages. Author(s): S. Nicol and ... S. Kawaguchi (Australia) Title: Developing conceptual models of elements of the Antarctic marine ...
Meeting Document : WG-EMM-04/50 : Author(s): S. Nicol and S. Kawaguchi (Australia)
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PROPOSED CHANGES TO THE SCIENTIFIC OBSERVERS MANUAL
Abstract: The Secretariat has made changes to the Observers Manual to reflect the current advice ... from the Scientific Committee and its Working Groups. These changes are presented as an annotated Table ... of Contents, with a full track-change version of the Manual provided as an appendix. Two additional ... sections are included at the end of this document which require endorsement from the Working Group. These ...
Meeting Document : TASO-09/04 : Author(s): Secretariat
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A proposed observer logbook for the 2015 krill trawl fishery
Abstract: During 2013 the CCAMLR Scheme of International Scientific Observation (SISO) was ... ). The panel recommended a number of changes to the SISO observer logbooks to remove obsolete data ... collection practices, and streamline the forms for ease of use by CCAMLR observers. This paper summarises the ... proposed changes made in the draft 2015 observer logbook for the krill trawl fishery and its accompanying ...
Meeting Document : WG-EMM-14/28 : Author(s): Secretariat
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Proposed observer logbooks for the 2019 longline and finfish trawl fisheries
Abstract: The first CCAMLR Scheme of International Scientific Observation workshop (WS-SISO) was ... fisheries (see SC-CCAMLR-XXXVI/08). This paper summarises the proposed changes to the observer logbooks for ... the longline and finfish trawl fisheries, and outlines their introduction leading up the proposed ... adoption for the beginning of the 2019 fishing season. Author(s): CCAMLR Secretariat Title: Proposed ...
Meeting Document : WG-FSA-17/03 : Author(s): CCAMLR Secretariat
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Can the chemistry of otolith nuclei determine population structure of Patagonian toothfish Dissostichus eleginoides?
Abstract: Otolith nucleus chemistry resolved the population structure of Patagonian toothfish ... (Dissostichus eleginoides), an exclusively marine species, along the Patagonian Shelf and North Scotia Ridge out ... to South Georgia in the Southern Ocean. Concentrations of 55Mn, 88Sr, and 137Ba, ratioed to 42Ca ... , showed a sharp population boundary in the vicinity of the Polar Front, between South Georgia and the ...
Meeting Document : WG-FSA-06/P2 : Author(s): Ashford, J.R., A.I. Arkhipkin and C.M. Jones
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Diagnostic model of functioning of Antarctic krill population in the Cooperation Sea
mathematical modelling of Antarctic krill population in the Cooperation Sea. The choice of investigation area ... , its stocks, other pelagic system components, inhabitancy conditions, landing by FVs for the period ... from 1978 to 1984 and 1988. The objective of the researches was to reveal causes of sharp fluctuations ... in krill abundance in the Cooperation Sea basing on mathematical modelling. The main task was to ...
Meeting Document : WG-Joint-94/07 : Author(s): V. Belyaev and M. Khudoshina (Ukraine)
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Preliminary observation about the possibility of Antarctic krill escapement from a trawl net
Abstract: We observed whether Antarctic krill escaped from the trawl net or not using an ... underwater video camera attached on the trawl net of Japanese commercial trawler Fukuei-maru (4,350.62 GT) in ... 2011. To avoid the influence of camera lighting on krill behavior, the observation was conducted during ... daytime. Few krill appeared to escape from posterior part of trawl net. When the trawl net caught dense ...
Meeting Document : WG-EMM-12/66 : Author(s): K. Fujita and S. Hasegawa (Japan)
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Molecular and morphological identification of Macrourus species caught as by-catch in the toothfish longline fisheries in CCAMLR Subareas 48.3 and 48.4.
Abstract: Genetic identification of grenadiers taken as bycatch in the toothfish longline fishery ... in the ability to morphologically distinguish between M. carinatus and M. holotrachys. Four species ... of Macrourus were identified genetically in the Southern Ocean and confirmed the presence of a ... recently described new species M. species. M. holotrachys was indistinguishable genetically from the ...
Meeting Document : WG-FSA-12/35 : Author(s): E. Fitzcharles, K. Brigden, S. Gregory, M. Belchier and J. Brown (United Kingdom)
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Results of a CCAMLR sponsored research survey to monitor abundance of subadult Antarctic toothfish in the southern Ross Sea, February 2013
Abstract: At its 2011 meeting, the Scientific Committee agreed that a time series of relative ... abundance from a well-designed survey could be a useful input into the Ross Sea stock assessment model. The ... first survey was completed in February (Hanchet al. 2012a). In this paper we provide the results of the ... second survey in the time series. The objectives of this second survey were: To carry out a longline ...
Meeting Document : WG-SAM-13/32 : Author(s): S.J. Parker, S.M. Hanchet, S. Mormede, A. Dunn (New Zealand) and R. Sarralde (Spain)