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Incorporation of science advice from the CCAMLR working groups and Scientific Committee into the krill assessment model for Subarea 48.1
series of papers and presentations to WG-EMM, WG-FSA and WG-SAM from 2011 to 2016. The full text of the ... during that period is included as an Appendix to this document. The purpose of this paper is to summarize ... date along with a description of how the model has incorporated those suggestions, and to obtain advice ... from WG-SAM regarding whether the parameter estimation portion of the current model appears mature ...
Meeting Document : WG-SAM-17/32 : Autor(es): D. Kinzey, G.M. Watters and C.S. Reiss
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On the use of baited remote underwater video to study Antarctic toothfish distribution under the sea-ice: from data collection to processing
spreadtime series of data to study the Antarctic toothfish, it is limited to areas where commercial fishing ... is permitted either by management or vessel operational constraints. The use of Baited Remote ... and Italy, from 2015 to 2018 a series of BRUV samplings have been carried out from the fast ice of ... of predictive variables, including an approach to account for bias in counting the number of ...
Meeting Document : WG-EMM-2019/50 : Autor(es): D. Di Blasi, S. Canese, E. Carlig, L. Ghigliotti, S.J. Parker and M. Vacchi
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IN SITU MEASUREMENTS OF TILT ANGLE DISTRIBUTION AND TARGET STRENGTH IN ANTARCTIC KRILL (EUPHAUSIA SUPERBA)
Abstract: Knowledge of the scattering properties of Antarctic krill (Euphausia superba) is ... crucial for biomass estimates of the species, but in situ investigations regarding this are still very ... scarce. We conducted a field study in the Southern Ocean where one of the objectives was to acquire data ... on orientation angles and target strength of Antarctic krill. The main investigations were done off ...
Meeting Document : WG-EMM-08/29 : Autor(es): G. Skaret, S.A. Iversen, T. Knutsen, R.J. Korneliussen, E. Ona, R. Pedersen, A. Totland, T. Torkelsen (Norway) and X. Zhao (China)
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PROPOSAL FOR REVISING CONSERVATION MEASURE 21-03 (2007) NOTIFICATION OF INTENT TO PARTICIPATE IN A FISHERY FOR EUPHAUSIA SUPERBA
Abstract: The amount of notified catch of krill fisheries is increasing above the trigger level ... revision of Conservation Measure 21-03 (2007) Notification of intent to participate in a fishery for ... Euphausia superb. Author(s): Delegation of Japan Title: PROPOSAL FOR REVISING CONSERVATION MEASURE 21-03 ... (2007) NOTIFICATION OF INTENT TO PARTICIPATE IN A FISHERY FOR EUPHAUSIA SUPERBA Approval: Approved ...
Meeting Document : SCIC-08/04 : Autor(es): Delegation of Japan
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Evaluation of the krill stock in Subarea 48.3, June–August 1995
Abstract: On the ground of trawling of Ukrainian vessels made near the South Georgia from 16 June ... till 15 August 1995 peculiarities of krill distribution, their characteristics including time stability ... (tolerance), are examined, calculations of biomass and krill commercial concentrations values are given ... . Interannual changes in some indices of krill fishing Resources in this subarea from 1985 till 1995 undergo ...
Meeting Document : WG-EMM-96/70 : Autor(es): Bibik, V.A.
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Trends in breeding numbers and survival of black-browed (Thalassarche melanophrys) and grey-headed albatrosses (T. chrysostoma) breeding on Macquarie Island
are globally threatened seabirds that breed on remote subantarctic islands. Population trends of black ... calculated for both species over similar time frames. Breeding numbers and survival rates of black-browed and ... conclusive evidence of survival varying over time and it is unlikely that these populations have been ... subantarctic populations of these species and may be attributed to their foraging ranges not overlapping ...
Meeting Document : WG-FSA-04/48 : Autor(es): A. Terauds, R. Gales and R. Alderman (Australia)
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Preliminary report on krill survey off the coast of East Antarctica (Enderby Land to Prydz Bay) February-March 2015
station resupply. The purpose of this opportunistic Marine Science work was to assess: The spatial ... variability, particularly along the shelf break, of the prey field for penguins, flying seabirds and marine ... mammals in East Antarctica. The small scale variability of prey in key foraging locations near to land ... -based colonies of penguins and flying seabirds in East Antarctica. Feasibility and potential of ...
Meeting Document : WG-EMM-15/22 : Autor(es): S. Kawaguchi, A. Constable, L. Emmerson, C. Southwell, R. King, K. Westwood and K. Swadling (Australia)
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Fulfilling CCAMLR’s commitment to create a representative system of Marine Protected Areas
Abstract: The Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR) first ... committed to adopting a representative network of marine protected areas (MPAs) in 2009. This paper ... adoption and entry into force of the Ross Sea MPA, ASOC calls on CCAMLR to make swift progress towards ... adopting a Southern Ocean representative system of MPAs by 2020. ASOC recommends that this year CCAMLR ...
Meeting Document : CCAMLR-XXXVII/BG/36 : Autor(es): Submitted by ASOC
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Preliminary assessment of genetic diversity in bycatch-caught darkbelly skate (Bathyraja meridionalis) from South Georgia
Abstract: Reliable species identification and population assessments of skates are crucial for ... the sustainable management of their vulnerable stocks. However, species identification is a major ... molecular tools to identify specimens of softnose skates (Bathyraja spp.) caught as bycatch from the ... discrepancy between previous genetic studies of B. meridionalis and B. maccaini that challenged the ...
Meeting Document : WG-FSA-2019/19 : Autor(es): S. Pérez-Espona, W.P. Goodall-Copestake, P. Hollyman and M. Belchier
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Composition and standing stock estimates of finfish from the Polarstern bottom trawl survey around Elephant Island and the South Shetland Islands (Subarea 48.1, 19 December 2006 to 3 January 2007)
composition, biomass, and size composition of the abundant fish species was provided. Estimates of total ... South Shetland Islands and N. rossii in both areas. The proportion of juvenile G. gibberifrons ... , decreased further due to the production of poor year – classes since the late 1990’s. A concentration of N ... . rossii was found in the same location where aggregations of the species have been detected in 1975/76 and ...
Meeting Document : WG-FSA-07/22 : Autor(es): K.-H. Kock, J. Appel, M. Busch, S. Klimpel, M. Holst, D. Pietschok (Germany), L.V. Pshenichnov (Ukraine), R. Riehl, S. Schöling (Germany)