Search results
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Antarctic icefishes (Channichthyidae) – a unique family of fishes – a review
no haemoglobin. With the exception of one species, icefish live only in the cold – stable and oxygen – rich ... or they are 15 – 20 Ma old and started to evolve some time after the formation of the Antarctic Circumpolar ... maturity before they are 5 – 8 years old. Spawning period of most icefish species is autumn – winter ... . With the exception of one species, icefish live only in the cold – stable and oxygen – rich environment ...
Meeting Document : WG-FSA-04/10 : Author(s): K.-H. Kock (Germany)
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Plan of research program of the Ukraine in Subarea 48.2 in 2016 (second season)
will be demarcated on two blocks- Northern and Southern. During the season of year 2016 we propose to remain ... will be demarcated on two blocks - Northern and Southern. During the season of year 2016 we propose to remain ... will be carried out within three years. Implementation of the tagging program in the long-term prospective ... the majority of surveys in the Northern Block as were conducted in year 2015 in order to repeat them ...
Meeting Document : WG-FSA-15/45 : Author(s): Delegation of Ukraine
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Report of the first SCAR-CCAMLR Joint Action Group meeting
that SCAR and CCAMLR might implement to work together in a more strategic manner and identifying a series ... and CCAMLR might implement to work together in a more strategic manner and identifying a series of topics ...
Meeting Document : WG-EMM-13/16 : Author(s): CCAMLR Secretariat and SCAR Executive Office
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Comparative studies on the biological and acoustical properties of krill aggregations (Euphausia superba Dana) samples during the XIII Italian Expedition to the Ross Sea (December 1997–January 1998)
, is 20-100 times higher than the one estimated from the catch. The geographical biomass distribution ... ; (3) The numerical abundance of the krill, estimated by the fluid sphere method, is 20-100 times higher than the one ... ° W in longitude. The aim of the paper is: (1) to compare the species/length composition of catch data and the one ... of acoustic and catch data indicate that: (1) the acoustic discrimination between the two predominant species ...
Meeting Document : WG-EMM-00/39 : Author(s): M. Azzali, J. Kalinoswki, G. Lanciani and I. Leonori (Italy)
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Results from the random stratified trawl surveys to estimate distribution and abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2010 and 2011
on abundance. Catches of D. eleginoides were at half or lower than in surveys from both years than the average ... catch for the previous four years (2006-2009). Catches of C. gunnari were very low, with the 2011 catch ... , at less than 0.5 t, 15% of the earlier four year average, and the 2010 catch being 60% of the 2011 catch ... catches have been stable over recent years, with a fall in 2011. Skate catches were just below and just ...
Meeting Document : WG-FSA-11/23 : Author(s): G.B. Nowara, S.G. Candy and T. Lamb (Australia)
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Towards the development of an assessment of stock abundance for Subarea 88.2 SSRUs 88.2C–G
2–3 years) it be made mandatory for vessels to complete all of their sets inside one or more ... 2–3 years) it be made mandatory for vessels to complete all of their sets inside one or more ... be relaxed in future years once sufficient tags have been recaptured to carry out an assessment of the stock ... be relaxed in future years once sufficient tags have been recaptured to carry out an assessment of the stock ...
Meeting Document : WG-FSA-14/59 : Author(s): S.M. Hanchet and S.J. Parker (New Zealand)
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Mincing, mealing and batching: waste management strategies aimed at reducing seabird interactions with trawl vessels
Abstract: Experiments were carried out on two fishing trawlers to test whether mincing all waste ... was compromised by the limited ability of the vessel to hold waste, with only a 10 to 20 minute delay between ... Experiments were carried out on two fishing trawlers to test whether mincing all waste to a paste ... was compromised by the limited ability of the vessel to hold waste, with only a 10 to 20 minute delay between ...
Meeting Document : WG-FSA-07/42 : Author(s): E. Abraham and J. Pierre (New Zealand)
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Report on attendance at the Third Meeting of the Committee for Environmental Protection Under the Madrid Protocol
and in this context the Guidelines for Implementation of Article 3, Annex V of the Environmental Protocol-Antarctic ... for Implementation of Article 3, Annex V of the Environmental Protocol -Antarctic Specially Protected Areas developed ...
Meeting Document : SC-CAMLR-XIX/BG/17 : Author(s): Chair of the CCAMLR Scientific Committee
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Estimates of local biomass with uncertainty for Antarctic (Dissostichus mawsoni) and Patagonian (D. eleginoides) toothfish in research blocks in Subareas 48.6 and 58.4
for 2018/19. The only research blocks in which there were adequate recaptures were 486_2, 486_3 and 486_4 ... is determined as 0.8 times the existing catch limit. The revised catch limits for all but one of the research ... not exceed 20%. Author(s): CCAMLR Secretariat Title: Estimates of local biomass with uncertainty ... . The trend analysis decision rules developed by WG-FSA 17 were applied to provide catch limits for 2018/19 ...
Meeting Document : WG-FSA-18/12 : Author(s): CCAMLR Secretariat
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Stable isotope analysis of tissue samples to investigate trophic linkages of Antarctic toothfish (Dissostichus mawsoni) in the Ross and Amundsen Sea regions
, location, depth or year of capture. We found statistically significant but small relationships between δ 15 ... N and fish length, region, and year: (1) on average, larger toothfish fed on prey of higher trophic level ... the Amundsen Sea had not mixed with fish from the Ross Sea region for the 6 months – 2 years before capture ... populations in the two regions. In the north and slope areas of the Ross Sea, “prey polygons” were used ...
Meeting Document : WG-EMM-14/50 : Author(s): M.H. Pinkerton, S.J Bury, J.C.S. Brown, J. Forman and A. Kilimnik (New Zealand)