Resultados de la búsqueda
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Research concept on catchability to study toothfish abundance/stocks in the Antarctic marine areas
Abstract: Main two methods, which are used for the estimation of abundance/stocks of toothfish in ... the Antarctic marine areas, are the method based on tag recaptures and the method grounding on the ... assumptions, which sometimes broaden too much the possible values of the calculated parameters. The authors ... abundance/stocks in the Antarctic marine areas Microsoft Word File: sam-18-19.doc Approval: Approved ...
Meeting Document : WG-SAM-18/19 : Autor(es): K. Demianenko, L. Pshenichnov, O. Diripasko and V. Gurianov
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Acoustic manual for the krill synoptic survey in 2019
Abstract: The previously presented document at the 2018 ASAM WG meeting (ASAM-18-07) described a ... design and plans for a synoptic krill acoustic survey in CCAMLR area 48 in 2019. The survey involves the ... , Korea, China and Chile), the United Kingdom, Ukraine, Korea and China, all of whom have confirmed a ... during the 2000 survey. This document is a draft survey manual, produced at the recommendation of the ...
Meeting Document : WG-EMM-18/12 : Autor(es): G. Macaulay, G. Skaret, T. Knutsen, O.A. Bergstad and B.A. Krafft
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The Scientific Committee on Antarctic Research (SCAR) Annual Report 2017/18
Abstract: SCAR is an interdisciplinary body of the International Science Council (ISC), and ... coordinating high quality international scientific research in, from and about the Antarctic region (including ... the Southern Ocean). SCAR’s Mission is to advance Antarctic research, including observations from ... Antarctica, and to promote scientific knowledge, understanding and education on any aspect of the Antarctic ...
Meeting Document : SC-CAMLR-XXXVII/BG/27 : Autor(es): Submitted by SCAR
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Trials with net monitoring cable during the 2017/18 and 2018/19 seasons onboard FV Saga Sea
Abstract: This paper describes trials with a net monitoring cable on board FV Saga Sea. The ... solution as described in the permit for using a third cable was abandoned at an early stage, as it was ... operable only when using one trawl behind the vessel. Trawling from the two beams caused practical ... and procedures for their three vessels. Accordingly, Saga Sea has introduced the same trawl rigging as ...
Meeting Document : WG-EMM-2019/16 : Autor(es): O.R. Godø
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A preliminary assessment for mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2019 random stratified trawl survey
Abstract: The annual random stratified trawl survey was undertaken in Division 58.5.2 in the ... , abundance and yield in Division 58.5.2 to the west of 79 o 20’ E using standard CCAMLR methods (CMIX and ... Generalized Yield Model). The 2019 survey showed a large 2+ and 3+ cohort in the population. Catches of 527 t ... in the 2019/20 season and 406 t in the 2020/21 season, respectively, satisfied the CCAMLR decision ...
Meeting Document : WG-FSA-2019/02 : Autor(es): D. Maschette, G. Nowara and D. Welsford
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Estimating the abundance of pack-ice seals off east Antarctica
Abstract: A survey was undertaken to provide estimates of the abundance of crabeater, Ross and ... helicopters to estimate the density of seals hauled out on the ice in survey strips. The probability of ... -linked dive recorders were deployed on a sample of seals to estimate the probability of seals being ... hauled out on the ice at any time of day. Due to non-random placement of survey transects, model-based ...
Meeting Document : WG-EMM-05/23 : Autor(es): C. Southwell (Australia), D. Borchers, C. Paxton (United Kingdom), B. de la Mare (Canada), P. Boveng (USA), A.S. Blix and E.S. Nordoy (Norway)
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Review of CCAMLR activities on monitoring marine debris in the Convention Area
Abstract: The current status of national surveys on monitoring of marine debris and their impact ... on marine mammals and seabirds in the Convention Area has been reviewed. The CCAMLR Marine Debris ... Database contains data from 11 sites, all within the Area 48 of which there are 3 sites that have data form ... , reached a peak in the period 1994–1996 at Bird Island and Signy Island has declined thereafter. The level ...
Meeting Document : SC-CAMLR-XXII/BG/25 : Autor(es): Secretariat
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PROPOSED APPROACH FOR THE IDENTIFICATION OF IMPORTANT MARINE AREAS FOR CONSERVATION: USING ‘MARXAN’ SOFTWARE TO SUPPORT SYSTEMATIC CONSERVATION PLANNING
the pelagic environment, using Subarea 48.2 (South Orkney Islands) as a pilot study area. The aim of ... the worked example is not to identify areas for protection or management at this stage, but rather to ... test the utility of this methodology, and to demonstrate the types of data and the range of decisions ... ; Game & Grantham, 2008) is used to objectively determine the possible contribution of individual ...
Meeting Document : WG-EMM-08/49 : Autor(es): S.M. Grant, J. Tratalos and P.N. Trathan (United Kingdom)
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FISHING ACTIVITY AND SEABIRD-VESSEL ATTENDANCE NEAR THE NORTHERN ANTARCTIC PENINSULA
Abstract: We conducted a survey to investigate the factors influencing the number of seabirds ... attending a research vessel during scientific trawling activities near the northern Antarctic Peninsula. Our ... fishing activity. Counts of seabirds attending the vessel were made during non-fishing periods, net ... seabird attendance. Three species, the Black-browed Albatross Thalassarche melanophrys, Cape Petrel ...
Meeting Document : WG-FSA-08/11 : Autor(es): Jarrod A. Santora and Kimberly S. Dietrich (USA) and Darci Lombard (Canada)
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CLASSIFICATION GUIDE FOR POTENTIALLY VULNERABLE INVERTEBRATE TAXA IN THE ROSS SEA LONG-LINE FISHERY
Abstract: Conservation Measure 22-06, in the absence of site-specific or other conservation ... to be taken when evidence of a Vulnerable Marine Ecosystem (VME) is encountered in the course of ... organisms to the appropriate taxonomic grouping has not been a standard procedure, and no identification ... guide specific to both indicative VME taxa and Antarctic species has been developed. The objective of ...
Meeting Document : WG-FSA-08/19 : Autor(es): S. Parker, D. Tracey, E. Mackay, S. Mills, P. Marriott, O. Anderson, K. Schnabel, D. Bowden and M. Kelly (New Zealand)