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1. Antarctic fur seal population dynamics update and assessment of census error at SSSI No. 32, Livingston Island, South Shetlands, Antarctica (2000/2001)

   of Antarctic fur seals, Arctocephalus gazella, in the South Shetland Archipelago. Since all censuses ... was developed for assessing uncertainties in the estimates of the counts (inter and intra-observer ... undertaking regional surveys of land-based predators in the future. Censuses developed at the SSSI have proved ... -1,74%CV, while inter-observer error was within 3% of the overall mean. The relationship between census ...

   Meeting Document : WG-EMM-01/49 : Автор(ы): R. Hucke-Gaete (Chile)

2. Density and biomass of Antarctic krill around South Shetland Islands using by 2-dB difference method

   the west of the South Shetland Islands. The mean length/height ratio of krill aggregations in the west ... aggregations in the Elephant Island peripheries and south of South Shetland Islands were higher than those in ... of the South Shetland Islands (64.5) was higher than that in the south (35.9) and the Elephant Island ... Antarctic krill (4.9 to 12.0 dB) and fish (-4.0 to-0.2 dB). The distributions and mean Sv of krill ...

   Meeting Document : SG-ASAM-17/04 : Автор(ы): S.-G. Choi, K. Lee and D. An

3. A distribution-free model of length-frequency distribution to inform fishery stratification for integrated assessments

   significantly influence the LFD helps in evaluating how to account for important differences in availability and ... /or gear specific selectivity. A distribution-free model of LFD is described which is fitted to the ... set of length quantiles L for a predetermined set of corresponding probabilities P (in this instance ... 0.05, 0.1 to 0.9 in 0.1 increments, and 0.95), constructed from individual length measurements of ...

   Meeting Document : WG-SAM-13/18 : Автор(ы): S. Candy, P. Ziegler and D. Welsford (Australia)

4. Aggregation patterns of pelagic predators and their principal prey, Antarctic krill, near South Georgia

   is an explicit consideration of the separation in space between swarms of krill and aggregations of ... Abstract:  1. We examine the spatial distributions of pelagic seabirds and. fur seals near South ... Georgia, and asked to what extent the distributions of these predators were influenced by the spatial ... survey of the waters surrounding Bird Island, South. Georgia. Predator abundance was estimated visually ...

   Meeting Document : WG-CEMP-93/13 : Автор(ы): R.R. Veit (USA), E.D. Silverman (USA) and I. Everson (United Kingdom)

5. Long-distance movements of tagged Patagonian (Dissostichus eleginoides) and Antarctic toothfish (D. mawsoni)

   to date the majority of tagged toothfish movements were very restricted in distance and requested ... Abstract:  At WG-SAM-16, the Working Group discussed the implications of toothfish moving long ... distances after the Chilean research survey for Dissostichus spp. in Subarea 48.2 recaptured one tagged fish ... in 2016 that had been released in Subarea 48.6 in 2011 (WG-SAM-16/20). The Working Group noted that ...

   Meeting Document : WG-FSA-16/25 Rev. 1 : Автор(ы): CCAMLR Secretariat

6. Comparison of NASC values calculated by swarm-based and grid-based acoustic data processing methods for Antarctic krill density estimation

   Abstract:  The one nautical mile integrated Nautical Area Scattering Coefficient (NASC) values of ... four surveys in 48.1 fishing area were calculated using both the swarm-based and conventional grid ... -based acoustic data processing methods. All parameter settings were consistent with the reports of SG ... -ASAM-2017 except that the dB difference window of Sv 120 kHz-Sv 38kHz is set 0 to 20 dB. And the two ...

   Meeting Document : SG-ASAM-18/04 Rev. 1 : Автор(ы): X. Yu, X. Wang and X. Zhao

7. A comparison of model predictions from KPFM1 and KPFM2

   seasonality into parameter estimates and a necessary change in the predator recruitment function of KPFM2 ... Abstract:  We compare two versions of the krill-predator-fishery model to demonstrate the extent ... to which the predictions of KPFM1 can be reproduced with KPFM2. We also discuss the incorporation of ... . These comparisons provide a preliminary indication that the substantial changes in the structure and ...

   Meeting Document : WG-EMM-06/20 : Автор(ы): J. Hinke, G. Watters (USA), S. Hill and K. Reid (United Kingdom)

8. Management plan for Site of Special Scientific Interest (SSSI) No. 1

   ; • allow visits for management purposes in support of the aims of the management plan. Author(s ... Abstract:  Management at Cape Royds aims to: • avoid degradation of, or substantial risk to, the ... values of the Area by preventing unnecessary human disturbance to the Area; • allow scientific research ... on the ecosystem, and in particular on the avifauna in the Area, while ensuring protection from over ...

   Meeting Document : WG-EMM-02/59 : Автор(ы): Secretariat

9. Proposed updates to CEMP data e-forms and a review of CEMP Standard Methods

   age of this document and that the last review of the manual was completed in 2004, the Secretariat ... proposes a review of the manual intersessionally by the CEMP e-group in order to ensure that it is meeting ... the method descriptions for these parameters in the  CEMP Standard Methods  manual. However, given the ... Abstract:  Updates to the CEMP data submission e-forms for parameters A3 and A8 have been proposed ...

   Meeting Document : WG-EMM-18/46 : Автор(ы): CCAMLR Secretariat

10. A comparison of Antarctic krill (Euphausia superba Dana) caught by nets and taken by macaroni penguins (Eudyptes chrysolophus Brandt): evidence for selection?

    distributions that were statistically different from the original distribution of krill caught in nets on 76 out ... proportions. The differences in size and maturity of krill taken by penguins are discussed in terms of ... , we examined the potential selection of different length and maturity stages of Antarctic krill ... probability of obtaining length-frequency distributions of krill different from that obtained from the net ...

    Meeting Document : WG-EMM-96/08 : Автор(ы): Croxall, J.P., Hill, H.J., Trathan, P.N., Watkins, J.L.

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