Resultados de la búsqueda
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Time series of Antarctic krill estimates around the South Shetland Islands from 2013 to 2019
. Distribution of Antarctic krill for the 2013/14 to 2015/16 and the 2017/18 to 2018/19 fishing seasons were ... the South Shetland Islands, one of the major fishing ground for Antarctic krill in Area 48. Acoustic ... increasing trend during the last 6 years, increased from 20.22 g m-2 in December 2013 to 70.13 g m-2 in ... February 2019. Author(s): X. Yu, X. Wang, X. Zhao, J. Zhang, G. Fan, Y. Ying and J. Zhu Title: Time ...
Meeting Document : SG-ASAM-2019/04 Rev. 1 : Autor(es): X. Yu, X. Wang, X. Zhao, J. Zhang, G. Fan, Y. Ying and J. Zhu
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PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH, CHAMPSOCEPHALUS GUNNARI, IN THE VICINITY OF HEARD ISLAND AND MCDONALD ISLANDS (DIVISION 58.5.2), BASED ON A SURVEY IN APRIL 2009, USING THE GENERALISED YIELD MODEL
year class detected in the last two years’ surveys is now fully recruited as the 3+ cohort, and ... yield for the area of Division 58.5.2 to the west of 79o 20’ E using standard CCAMLR methods. The strong ... dominates the population. Author(s): D.C. Welsford (Australia) Title: PRELIMINARY ASSESSMENT OF MACKEREL ...
Meeting Document : WG-FSA-09/33 : Autor(es): D.C. Welsford (Australia)
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Estimating uncertainty in local biomass estimates of toothfish in CCAMLR in Subareas 58.4 and 48.6 research blocks
most years, providing some confidence in the estimates from the two different methods. The large ... differences in Antarctic toothfish biomass estimates using the two different methods suggests that the ... underlying assumptions currently made in one or both of the methods are likely to be invalid. We recommend ... the largest discrepancies. Author(s): L. Robinson, P. Burch and K. Reid Title: Estimating ...
Meeting Document : WG-SAM-17/12 : Autor(es): L. Robinson, P. Burch and K. Reid
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Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2016/17
. Entanglements of two Antarctic fur seals were observed at Bird Island and one at Signy Island, with three ... albatrosses (90 items; 69 %). There were no observed incidences of hydrocarbon soiling or entangled seabirds ... albatrosses, but below the mean for black-browed albatrosses and giant petrels. Author(s): C. Waluda Title ...
Meeting Document : SC-CAMLR-XXXVI/BG/35 : Autor(es): C. Waluda
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Notothenia (p.) gibberifrons Stock Status and TAC Estimation in the Area of Shag Rocks (Subarea 48.3)
Abstract: Data on age composition of catches and fishing efforts for 1979/80- 1987/88 were used ... the mean value of fishing mortality for the main commercially taken age groups (2- 4 years); b ... predicted period is F0.1. In the first two cases TAC is 12.3- 12.7 thousand tons and in the third case- 32.3 ... size of the stock of N. guntheri will remain unchanged. Author(s): R. Borodin and K. Shust (USSR ...
Meeting Document : WG-FSA-88/33 : Autor(es): R. Borodin and K. Shust (USSR)
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Fulfilling CCAMLR’s commitment to create a representative system of Marine Protected Areas
summarises CCAMLR's progress in fulfilling this commitment to date. Following recent progress with ... adopting a Southern Ocean representative system of MPAs by 2020. ASOC recommends that this year CCAMLR ... . Continues to develop and implement research and monitoring Plans for current MPAs. Author(s): Submitted by ...
Meeting Document : CCAMLR-XXXVII/BG/36 : Autor(es): Submitted by ASOC
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in Subarea 48.6 in 2014/15
known well as namely the area is data poor areas. In the Division 58.4.1 there are two stocks; one ... extends from the SSRU 58.4.1C to the SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population ... Dissostichus spp. in the SSRUs in Subarea 48.6 from 2014/2015 season to 2018/2019 using Korean commercial ... evaluating migration and distribution pattern by developmental maturity and size stages. Author(s ...
Meeting Document : WG-FSA-14/37 : Autor(es): Delegation of the Republic of Korea
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in Division 58.4.2 in 2014/15
known well as namely the area is data poor areas. In the Division 58.4.1 there are two stocks; one ... extends from the SSRU 58.4.1C to the SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population ... Dissostichus spp. in the SSRUs in Division 58.4.2 from 2014/2015 season to 2018/2019 using Korean commercial ... evaluating migration and distribution pattern by developmental maturity and size stages. Author(s ...
Meeting Document : WG-FSA-14/39 : Autor(es): Delegation of the Republic of Korea
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Best practice seabird by-catch mitigation for Spanish-rig longline vessels with emphasis on line weighting regimes
autoline vessels, that are effective in reducing the mortality of white-chinned petrels, one of the world’s ... priority because Spanish system gear, while fast to deeper depths (10-20 m), is slow to clear surface ... between weights on longlines (30 m, 40 m and 50 m) and mass of the weights (4 kg, 6 kg and 8 kg) on sink ... time profiles of longlines. The variable was the sink time to six target depths from 1-20 m as ...
Meeting Document : WG-FSA-06/22 : Autor(es): G. Robertson (Australia), C.A. Moreno (Chile), B. Wienecke (Australia), P. Gandini (Argentina), G. McPherson (Australia) and J.-P. Seco Pon (Argentina)
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Net-based verification of acoustic techniques used to identify Antarctic krill
orientation distributions applied the performance of the '3 freq model' was comparable with the two ... during two cruises to the South Georgia region in 1996. For each net-sampled aggregation the differences ... ) '3 freq model'-using SDWBA-derived ranges for Sv120-38 and Sv200-120, (ii) '2 freq model ... ' using an SDWBA-derived range for Sv120-3, (iii) '2 freq 2-16'- with an Sv120-38 range ...
Meeting Document : SG-ASAM-09/04 : Autor(es): J. Watkins and S. Fielding (United Kingdom)