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ANNUAL CHANGES IN SPECIES COMPOSITION AND ABUNDANCE OF BY-CATCH FISH COLLECTED BY JAPANESE KRILL SCIENTIFIC OBSERVERS IN THE NORTH OF SOUTH GEORGIA (CCAMLR SUBAREA 48.3), DURING AUSTRAL WINTER FROM 2002 TO 2008
-catch samples collected by scientific observers onboard Japanese commercial krill fishing vessels in the ... families were identified in the by-catch samples, among which the 3 species, Krefftichthys anderssoni ... , Lepidonotothen larseni and Champsocephalus gunnari, were recorded in every year from 2002 to 2008, and also the ... the increase in size in recent years. Electrona antarctica was not a major component of the recent ...
Meeting Document : WG-EMM-11/40 : Autor(es): T. Iwami, K. Taki and M. Kiyota (Japan)
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Cycles of Euphausia superba recruitment evident in the diet of Pygoscelid penguins and net trawls in the South Shetland Islands, Antarctica
compared to those from scientific net surveys in the South Shetland Islands from 1998-2006 in order to ... evaluate penguin diet as a sampling mechanism and to look at trends in krill populations. Both penguin diet ... and net samples revealed a 4-5 year cycle in krill recruitment with one or two strong cohorts ... those caught in nets; however, penguins rarely took juvenile krill. Penguin diet samples contained ...
Meeting Document : WG-EMM-07/P2 : Autor(es): A. Miller and W. Trivelpiece (USA)
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Ecosystem studies carried out during the second Ukrainian Marine Antarctic Expedition in Subareas 48.2 and 48.1 in 1998
Abstract: In 1998 the 2nd Ukrainian Marine Complex Antarctic Expedition (UMCAE) on board ... scientific research vessel "Ernst Krenkel" took place in the western part of the Atlantic sector of ... important components in the pelagic ecosystems of the areas under review. In Subarea 48.2 there were fixed ... times than the same indices for 1997). In Subarea 48.1 there were revealed the differences in size ...
Meeting Document : WG-EMM-00/5 : Autor(es): V. Bibik and P. Gozhik (Ukraine)
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An Apparent Decrease in the Prevalence of “Ross Sea Killer Whales” in the Southern Ross Sea
occurrence patterns and diet of RS killer whales, and present new information on numbers observed in the ... daily basis has also decreased in nearby McMurdo Sound. Consistent with a decrease in the catch-per-unit ... -effort of scientific fishing for toothfish in McMurdo Sound, we suggest and review evidence that the ... change in Ross Sea killer whale numbers in the southern Ross Sea is related to a industrial fishery ...
Meeting Document : WG-EMM-09/P01 : Autor(es): D.G. Ainley, G. Ballard and S. Olmastroni
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RESEARCH PLAN FOR TOOTHFISH IN DIVISION 58.4.4a & b BY SHINSEI MARU NO. 3 IN 2009/10
Abstract: In order to clarify stock status and biological characteristics of Dissostichus spp. in ... shallow points of < 500 m in SSRU A in order to avoid catching small fishes. A Trot line system will be ... employed for 93 research hauls (three quarters of the total) in order to make an evaluation of the stock ... line system in the same Division in 2007/08. The applied methodology is also considered to maintain the ...
Meeting Document : WG-SAM-09/11 : Autor(es): Delegation of Japan
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Temporal variability in Antarctic marine ecosystems: periodic fluctuations in the phocid seals
the Weddell series began in 1970. The leopard seals and SOI were in phase in the 1960’s, but ... Abstract: Three species of seals around Antarctica have shown quasi-cyclic patterns in some ... (Hydrurga leptonyx) have appeared in unusually large numbers at Macquarie Island, also at 4- to 5-yr ... intervals; and Weddell seals (Leptonychotes weddellii) in McMurdo Sound have undergone fluctuations in ...
Meeting Document : WG-CEMP-91/13 : Autor(es): J.W. Testa, G. Oehlert, D.G. Ainley, J.L. Bengtson, D.B. Siniff, R.M. Laws and D. Rounsevell (USA)
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Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2010/11
Abstract: In order to clarify the stock status and biological characteristics of Dissostichus spp ... . In Division 58.4.4 a & b, we submit this research plan for toothfish in the Division by Shinsei ... Maru No. 3 to be conducted in April-June 2011. This is the second year of the survey of the 3-5 years ... consecutive research focusing on tagging program, recommended by WG-SAM-09 in this Division, following the ...
Meeting Document : WG-SAM-10/15 : Autor(es): Delegation of Japan
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Report of the 1st and the 2nd stage of research fishing conducted by Russian Federation in SSRU 882A in 2010–2012 (this is a revision of WG-SAM-12/08)
Abstract: In accordance with decision of CCAMLR Scientific Committee in 2010 and in 2011 years ... Russian Federation was conducted research program in SSRU 88.2 A. In seasons 2010/2011 and 2011/2012 ... objective of the works in the SSRU was estimation of toothfish`s distribution density and carrying out of ... biomass of toothfish in SSRU 88.2 A in significant and makes up from 2611.3 to 3112.3 t, which allows the ...
Meeting Document : WG-FSA-12/15 : Autor(es): E.F. Kulish and I.I. Gordeev (Russia)
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Research plan for the exploratory fishery for Dissostichus spp. in Subarea 48.6 in 2013/14
Abstract: South Africa has notified its intention to participate in the exploratory fishery for ... Dissostichus spp. in Subarea 48.6 in 2013/14. The research plan details the objectives, rationale and ... activities proposed for research fishing, in accordance with Conservation Measures 21-02 and 24-01. A ... progress report on the research fishing in Subarea 48.6 in 2012/13 was submitted jointly by Japan and South ...
Meeting Document : WG-SAM-13/11 : Autor(es): Submitted by the Secretariat on behalf of South Africa
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Diet composition and feeding strategy of Antarctic toothfish, Dissostichus mawsoni in SSRU 5841C-a for the exploratory longline fishery in 2012/13 of Korea
Abstract: The stocks of Dissostichus mawsoni in the Division 58.4.1 were vulnerable with a big ... range of about 1,000-2,000 t per SSRU in Division 58.4.1. However, there is not enough data and ... Antarctic toothfish, Dissostichus mawsoni in SSRU 58.4.1.C-a as a part of Korean research plan for the ... exploratory longline fishery for Dissostichus spp. in SSRUs of 58.4.1 C and E during 2012/2013 season. This ...
Meeting Document : WG-SAM-13/26 : Autor(es): I. Yeon, Y.J. Kwon, S.G. Choi, K.J. Seok, D.W. Lee, J.M. Jeong, S.J. Ye, H.J. Kim and G.W. Baeck (Republic of Korea)