Search results
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Proposals on improving the governance and control of fishing vessels operating in the Southern Ocean
Abstract: There are a number of actions that CCAMLR and its members should implement to improve ... improving ecosystem-based management and environmental protection. These actions include a mandatory ... requirement for ice-strengthening for fishing vessels, a two-tier system of training for vessels crews and ... incident. Additionally, CCAMLR should make a commitment to engage fully in the extension of the Polar Code ...
Meeting Document : CCAMLR-XXXIII/BG/22 Rev. 1 : Author(s): Submitted by ASOC
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Pop-off Satellite Tagging in the Ross Sea Region in 2016
Abstract: In 2016, the USA and New Zealand began a collaborative initiative to describe Antarctic ... southern shelf and northern seamount regions. A total of 10 PSAT tags of two tag types were released on the ... the austral winter, for a total of 15 PSAT releases. All fish were also double tagged with standard ... . Jones, S.J. Parker, A. Dunn, D. Di Blasi and D. Stevens Title: Pop-off Satellite Tagging in the Ross ...
Meeting Document : WG-FSA-16/57 : Author(s): C.D. Jones, S.J. Parker, A. Dunn, D. Di Blasi and D. Stevens
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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 : Author(s): G. Macaulay, G. Skaret, T. Knutsen, O.A. Bergstad and B.A. Krafft
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Barcoding and beyond: applications and developments for biodiversity evaluation in the Southern Ocean
Abstract: DNA barcoding is a valuable tool for biodiversity studies in the Southern Ocean. It can ... taxonomy of complex groups and reliably delineate species. It can serve as a precise identification tool ... ): A. Dettai, G. Duhamel, C. Gallut, M. Eléaume and A. Martin Title: Barcoding and beyond ...
Meeting Document : WG-EMM-2019/54 : Author(s): A. Dettai, G. Duhamel, C. Gallut, M. Eléaume and A. Martin
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Diet of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region, Antarctica
. Overall, the diet of sub-adult toothfish was similar to that of adult toothfish, with a dominance of ... piscivory on benthic fishes and cephalopods, augmented by benthic invertebrates. Sub-adult toothfish ate a ... , toothfish fed substantially on Macrourus spp. but also deep sea cod (Antimora rostrata), a variety of ... cephalopods and the occasional mesopelagic to epipelagic fish. A key aim of this study was to see whether ...
Meeting Document : WG-FSA-12/52 : Author(s): D.W. Stevens, M.R. Dunn, M.H. Pinkerton and J.S. Forman (New Zealand)
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Seasonal relationships in biological parameters and in spatial distribution in the euphausiid populations sampled during the XIIIth and XVth expedition to the Ross Sea
Abstract: This report summarises the results of krill studies from a large-scale surveys of the ... . A midwater sampler-trawl (Hamburg Plankton Net) was used to collect zooplankton and fish larvae. Net ... samples data on Euphasiids were analysed at the aim of: 1) obtain a general picture of interannual and ... . crystallorophias had common spatial distribution. Juveniles of E. superba were concentrated in a delimited area in ...
Meeting Document : WG-EMM-01/62 : Author(s): M. Azzali, J. Kalinowski, G. Lanciani, I. Leonori and A. Sala (Italy)
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Marine Protected Area planning by New Zealand and the United States in the Ross Sea region
achieve the aims of Article 2 of the Convention. CCAMLR has agreed a list of milestones for establishing ... a system of MPA in the Convention Area by 2012 (SC-CAMLR XXVIII, 3.28) and has encouraged Members to ... design and propose MPA scenarios on a regional basis. The 2011 CCAMLR MPA Workshop is intended to ... facilitate this process by reviewing MPA scenarios prepared and submitted by Members and providing a forum ...
Meeting Document : WS-MPA-11/25 : Author(s): B.R. Sharp (New Zealand) and G.M. Watters (USA)
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VARIATION IN DEMERSAL FISH SPECIES RICHNESS IN THE OCEANS SURROUNDING NEW ZEALAND: AN ANALYSIS USING BOOSTED REGRESSION TREES
species richness, with highest richness occurring at depths of 900 to 1000 m, and with a broad plateau of ... concentrations of chlorophyll a and in zones of mixing of water bodies of contrasting origins. Local variation in ... their depth. Variables describing trawl length, trawl speed, and cod-end mesh size made a substantial ... mesh size and increasing trawl speed, but increased with increasing trawl distance, reaching a plateau ...
Meeting Document : WS-VME-09/P04 : Author(s): Leathwick, J.R., Elith, J., Taylor, P., Francis, M.P., Hastie, T.
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RESPONSE OF ANTARCTIC BENTHIC COMMUNITIES TO DISTURBANCE: WRST RESULTS FROM THE ARTIWCIAL BENTHIC DISTURBANCE EXPERIMENT ON THE EASTERN WEDDELL SEA SHELF, ANTARCTICA
this experimental field study. By means of 11 densely-placed hauls with a modified bottom trawl, a ... seabed area of approximately 100 x 1000 m was artificially scoured to inflict a similar damage to the ... benthic habitats as a grounding iceberg. Before the disturbance event and 11 days after it, the seafloor ... drastically reduced by a factor of 10, while mean abundances were only slightly reduced. Demersal fish biomass ...
Meeting Document : WS-VME-09/P05 : Author(s): Rossi, S., Mintenbeck, K., Knust, R., Isla, E., Gerdes, D.
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Assessing status and change in Southern Ocean ecosystems
Abstract: A great challenge for Southern Ocean ecosystem science is to assess the status and ... undertake these assessments? a. what is the current status of Antarctic and Southern Ocean ecosystems ... indicate a change in state of those ecosystems and provide suitable input to, validation or correction of ... circumpolar ecosystem assessments. Author(s): A. Constable (Australia), D. Costa (USA), E. Murphy (United ...
Meeting Document : WG-EMM-13/36 : Author(s): A. Constable (Australia), D. Costa (USA), E. Murphy (United Kingdom), E. Hofmann, O. Schofield (USA), A. Press (Australia), N. Johnston (United Kingdom) and L. Newman (Australia)