Результаты поиска

1. Selectivity of standard polish commercial trawl codends on Antarctic fishing grounds

   = 100 mm, made of double twines with a thickness of 4.2 mm. The studies covered 6 major fish species. 1 ... . It appears from the study that Antarctic icefish and bumphead notothenia are subject to selection ... during trawling, although the effectiveness of this process- especially in the latter case- is not ... tendency to pass through meshes of the codend than Antarctic icefish and bumphead notothenia. 3. The ...

   Meeting Document : SC-CAMLR-VII/BG/11 : Автор(ы): J. Zaucha (Poland)

2. Congruent, decreasing trends of Gentoo Penguins and Crozet Shags at sub-Antarctic Marion Island suggest food limitation through common environmental forcing

   ] melanogenis breeding annually at Marion Island, one of South Africa’s Prince Edward Islands in the south-west ... between the mid-1990s and the mid-2000s, exhibited a partial recovery in the late-2000s and then decreased ... to their lowest recorded levels in 2012/13. In both instances, the partial recoveries in the late ... was negatively correlated with the date of arrival of adults to breed. Gentoo Penguins and Crozet ...

   Meeting Document : WG-EMM-14/P09 Rev. 1 : Автор(ы): R.J.M. Crawford, B.M. Dyer, L. Upfold and A.B. Makhado

3. Total mercury and methylmercury concentrations in Antarctic toothfish (Dissostichus mawsoni): Health risk assessment

   Abstract:  In the present study, the concentrations of total mercury in different organs of the ... Division 58.4.1 off the coast of Antarctica were determined. The results revealed total mercury ... concentrations of 0.165 ± 0.095 mg/kg (0.023–0.454 mg/kg) in the Antarctic toothfish. In fish muscle ... , methylmercury accounted for approximately 40% of the total mercury. In a comparison analysis, muscle and liver ...

   Meeting Document : WG-FSA-17/P02 : Автор(ы): M. Yoon, M.-R. Jo, K.-T. Son, W.-S. Choi, S. I. Kang, S.-G. Choi, J. H. Lee and T. S. Lee

4. Stock connectivity of Antarctic toothfish

   , 48.4, 48.6, 88.1, 88.2 and 88.3, Divisions 58.4.1, 58.4.2 and 58.5.2, and the SPRFMO area north of ... be sequenced by Diversity Arrays to identify variable nucleotide SNPs sites. The analysis of SNPs ... indicated that the genetic structuring of Antarctic toothfish across the Southern Ocean is very weak. The ... sampled toothfish shared over 99.9% of the observed variation between sites. While some genetic ...

   Meeting Document : WG-FSA-2019/P01 : Автор(ы): D. Maschette, S. Wotherspoon, A. Polanowski, B. Deagle, D. Welsford and P. Ziegler

5. Mackerel icefish size and age at South Georgia and Shag Rocks

   in the Southern Ocean have supported a fishery since the 1970s. This study has analysed the length ... modality in the length-frequency distributions. Lengths of age-classes derived by these two methods were ... differences in mortality between localities. To compensate for variation in the time of surveys, the mean TL ... of age-classes were standardized to a common day of the year (16 January) based on the Bertalanffy ...

   Meeting Document : WG-EMM-03/7 : Автор(ы): A.W. North (United Kingdom)

6. A LARGE-SCALE SURVEY OF ADÉLIE PENGUIN BREEDING DISTRIBUTION IN EAST ANTARCTICA

   Abstract:  A recent gap analysis of knowledge of the breeding distribution of the Adélie penguin ... across the Australian Antarctic Territory in east Antarctica found that approximately half of the species ... ’ potential breeding habitat had no evidence of ever being searched. With such incomplete knowledge of the ... distribution due to broad-scale environmental change, or to reliably estimate the current size of breeding ...

   Meeting Document : WG-EMM-11/34 : Автор(ы): C. Southwell and L. Emmerson (Australia)

7. Antarctic protected areas system: proposal for a new protected area at Edmonson Point, Wood Bay, Ross Sea

   Abstract:  The paper contains a proposal and draft management plan for a new Protected Area for ... Edmonson Point, Wood Bay, Ross Sea. This proposal has been submitted at the XVII ATCM, Cape Town, 24 May- 4 ... June 2004m (Document WP-007), for consideration as an Antarctic Specially Protected Area (ASPA). The ... ATCM established an Intersessional Contact Group to review the plan over 2004-05, a view to ...

   Meeting Document : CCAMLR-XXIII/41 : Автор(ы): Delegation of Italy

8. ACOUSTIC IDENTIFICATION AND SIZE ESTIMATION OF EUPHAUSIIDS

   Abstract:  Fishery for krill is a major economical activity in the Antarctic Ocean. The increased ... Norwegian fishery inherently gives Norway a responsibility to contribute to the management of the marine ... resources in the southern ocean. During the International Polar Year 2008, RV “G.O. Sars” spent 3 months in ... the Antarctic Ocean to do investigations on euphausiids and other key components of the ecosystem ...

   Meeting Document : SG-ASAM-09/08 : Автор(ы): R. Korneliussen and G. Skaret (Norway)

9. Establishment of a cemp monitoring program at Bouvetøya

   , South Atlantic Ocean. A permanent research station was established at the CEMP site, Nyrøysa, on the ... western coast of the island during the 1996/97 field season. Species included in the monitoring program ... are the Chinstrap Penguin, Macaroni Penguin and Antarctic Fur Seal. During the first field season ... (1996/97), monitoring of the following parameters were initiated for the two species of penguins ...

   Meeting Document : WG-EMM-97/19 : Автор(ы): Gjertz, I., Isaksen, K., Bakken, V., Mehlum, F.

10. Albatross populations: status and threats

    Abstract:  The population and conservation status of the world's albatrosses are reviewed ... within the framework of recent taxonomic changes. The latest estimates of size of breeding populations ... (pairs) at all known localities of each of the 24 proposed species are presented; population trends are ... assessed where sufficient data are available. Despite increased efforts in population monitoring, the ...

    Meeting Document : WG-FSA-97/28 : Автор(ы): Gales, R.

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