Resultados de la búsqueda
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Mitigation trials and recommendations to reduce seabird mortality in the pelagic icefish (Champsocephalus gunnari) fishery (Subarea 48.3)
idea of binding the net with sisal string on shooting, in order to prevent it opening until it had sunk ... beneath the sea surface, and thereby reduce the chance of seabirds becoming entangled, while attempting to ... feed from the net. Observations suggest this technique to be highly efficient and adoption of this ... technique across the fleet is recommended. The use of streamer lines during shooting and hauling of the net ...
Meeting Document : WG-FSA-05/59 : Autor(es): J.O. Roe (United Kingdom)
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Beach debris survey, Signy Island, South Orkney Islands, 2003/04
and size categories. A total of 21 items weighing 11.59kg were collected. The number of items found ... was lower than the total found during the previous season, as was the total mass of the waste ... recovered (a decrease of 61% and 57.56% since 2002/03 respectively). There was a decrease in the number of ... continue. Plastic waste was predominant, as in previous seasons, making up 62% of all items recorded ...
Meeting Document : SC-CAMLR-XXIII/BG/15 : Autor(es): Delegation of the United Kingdom
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FIELD IDENTIFICATION GUIDE TO HEARD ISLAND AND MCDONALD ISLANDS (HIMI) BENTHIC INVERTEBRATES: A GUIDE FOR SCIENTIFIC OBSERVERS ABOARD FISHING VESSELS
Abstract: At CCAMLR-XXVI the Working Group on Fish Stock Assessment (WG-FSA) noted a lack of ... specific reference material for the identification of benthic invertebrates in areas specific to which ... observers carry out their activities (SC-CAMLR-XXVI: Annex 5, paragraph 6.32). To improve the standard of ... observer identifications and also to assist in the identification of vulnerable areas, the Scientific ...
Meeting Document : SC-CAMLR-XXVIII/BG/12 : Autor(es): Delegation of Australia
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Climate variability in the western Antarctic peninsula region
Abstract: The climate of tile Western Antarctic Peninsula (WAP) region is distinguished by large ... seasonal and interannual variability and by the occurrence of seasonal sea ice which changes the ocean ... records for several peninsula stations have been examined, and the annual progression of surface air ... temperatures show an along-peninsula gradient indicative of a contrasting influence of maritime versus ...
Meeting Document : WG-EMM-95/61 : Autor(es): Stammerjohn, S.E., Baker, K.S., Smith, R.C.
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Diving pattern and performance in nonbreeding gentoo penguins (Pygoscelis papua) during winter
, and compared foraging behavior with that of breeding (chick-rearing) birds. Foraging was highly ... diurnal with 98% of foraging trips completed during the same day. Foraging-trip frequency was 0.8/day ... , trip duration was 6-8 h, and birds spent 51-62% of the foraging trip diving. Dive depth and duration ... were bimodal. Shallow dives (30 m; 55% of total number and 81% of dive time) averaged 74-105 m and 2.7 ...
Meeting Document : WG-CEMP-92/37 : Autor(es): T.D. Williams (United Kingdom), A. Kato (Japan), J.P. Croxall (United Kingdom), Y. Naito (Japan), D.R. Briggs, S. Rodwell and T.R. Barton (United Kingdom)
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Report on bottom fisheries and vulnerable marine ecosystems: draft template and workplan
Abstract: The WG-FSA Subgroup on VMEs was tasked with providing a draft template of a Report on ... . The structure aims to follow the logic of the fishery reports already provided by WG-FSA: (i) Status ... of the fisheries, (ii) Knowledge on the fish stocks, (iii) Methods, (iv) Assessments of status and ... of VMEs, resulting in the following structure to replicate that approach: (i) Details of Bottom ...
Meeting Document : WG-EMM-10/15 : Autor(es): WG-FSA Subgroup on VMEs
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Antecedentes científicos relativos al Sistema Representativo de Áreas Marinas Protegidas en Antártida Oriental propuesto
Representative System of Marine Protected Areas (EARSMPA), including why the EARSMPA will contribute to the ... Commission achieving the objectives of CCAMLR in Article II, in both conservation and in science relevant to ... the Commission; the science underpinning the design of the EARSMPA; and why each MPA is important to ... the EARSMPA. It is a synthesis of previous submissions since 2010 to CCAMLR, SC-CAMLR and its working ...
Meeting Document : SC-CAMLR-IM-I/10 Rev. 1 : Autor(es): Delegations of Australia, France and the European Union
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Propuesta para establecer un Área Marina Protegida en la región del Mar de Ross
Abstract: The delegations of New Zealand and the United States submit this revised proposal for ... the establishment by the Commission for the Conservation of Antarctic Marine Living Resources ... (Commission or CCAMLR) of a marine protected area (MPA) in the Ross Sea Region (“Ross Sea Region Marine ... resources; maintain ecosystem structure and function; protect vital ecosystem processes and areas of ...
Meeting Document : CCAMLR-XXXII/27 : Autor(es): Delegations of New Zealand and the USA
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Propuesta para la creación de un Grupo de Expertos sobre el AMP del Dominio 1
research and fishing activities. The complexity of its management is reflected in the numerous discussions ... included the increase of the catch level of krill (CM 51-07), the development of a risk assessment and the ... feedback management strategy, and lately the designation of a Marine Protected Area. In addition ... changes, a new approach involving the views of multinational experts is required, in order to identify the ...
Meeting Document : SC-CAMLR-XXXVI/19 : Autor(es): Delegations of Argentina and Chile
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Statistical problems in krill stock hydroacoustic assessments
: Two primary issues are at question for hydroacoustic assessments of krill. The first is the methods ... applied to establish biomass in a survey area and the second is the improvement in accuracy of target ... -strength measurements. In the case of statistical methods, there are no clear guidelines for deciding what ... does not invalidate the use of available methods to conduct surveys and analyze results. In the case of ... assessments of krill. The first is the methods applied to establish biomass in a survey area and the second ... is the improvement in accuracy of target-strength measurements. In the case of statistical methods ... well addressed by present techniques. However, this does not invalidate the use of available methods ... to conduct surveys and analyze results. In the case of target-strength accuracy, even if the ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 301–309 : Autor(es): Macaulay, M.C.