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1. Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 and 120 kHz

   simultaneously insonified at these two frequencies in studies off the South Orkneys and Elephant Island in March ... in average target strength at these two frequencies. The results are in good agreement with recent ... experimental work on the target strength of encaged E. Superba at 38 and 120 kHz but are in major conflict with ...

   Meeting Document : WG-KRILL-90/28 : Автор(ы): I. Hampton (South Africa)

2. Towards a validation of ageing in mackerel icefish (Champsocephalus gunnari) – can we estimate age more accurately?

   older than 3 or 4 years were aged. These differences could not be reconciled at the end of the exchange ... . A second age determination workshop on mackerel icefish to improve the accuracy of age determination ... was agreed upon at the last meeting of the ‘Working Group on Fish Stock Assessment’. Our report ... briefly summarizes the state of knowledge on age determination in mackerel icefish and assesses the ...

   Meeting Document : WG-FSA-05/23 : Автор(ы): K.-H. Kock (Germany) and Zh.A. Frolkina (Russia)

3. Предложение о выделении вновь обнажившегося морского района, прилегающего к леднику о-ва Пайн (Подрайон 88.3), в качестве Особого района научных исследований

   newly-exposed marine area adjacent to Pine Island Glacier (Subarea 88.3) as a Special Area for ... Scientific Study Microsoft Word File:  e-cc-38-20.docx Approval:  Approved Secretariat Workflow Status ... :  Content Approved Document Release Consent:  Yes Delegation responsibility for releasing documents ...

   Meeting Document : CCAMLR-38/20 : Автор(ы): Delegation of the European Union and its Member States

4. Otolith chemistry reveals local population structure of Antarctic toothfish (Dissostichus mawsoni) within the CCAMLR Subarea 48.6

   Abstract:  Antarctic toothfish Dissostichus mawsoni is an important fish species with ecological ... subarea 48.6 is one of an important fishing zone, however, the local population structure of D. mawsoni is ... unknown in this regions, which hampered the understanding on population dynamics of this species and the ... in Sr·Ca-1, Mg·Ca-1 and Ba·Ca-1 for the otolith of D. mawsoni were examined between three blocks. The ...

   Meeting Document : WG-FSA-18/75 : Автор(ы): L. Wei, G.P. Zhu, S. Somhlaba, X.Y. Yu and M. Duan

5. Estimating density and biomass of Antarctic krill around South Sheltland Islands using the 2-dB difference method

   integration (SHAPES module within that software for swarm identification) based on data from a transect-based ... estimated using an acoustics survey. Acoustic data were collected with 38 and 120 kHz from April 13 to 24 in ... in 2016 than those in 2017. Author(s):  S.-G. Choi, K. Lee and D. An Title:  Estimating density and ... responsibility for releasing documents:  Korea, Republic of ...

   Meeting Document : WG-EMM-17/08 : Автор(ы): S.-G. Choi, K. Lee and D. An

6. A review of conversion factors used in CCAMLR toothfish fisheries

   submitted to the CDS should be based on a conversion of the ‘green weight’ for each haul in the C2 data to a ... paper reviews the data available on conversion factor in the C2 and Observer data as well as the factors ... as an apparent long-term trend in the most commonly reported conversion factors. This variability ... persisted even within the same processing code, suggesting that more details on the processing methods may ...

   Meeting Document : WG-FSA-15/02 : Автор(ы): CCAMLR Secretariat

7. Standing stock biomass of eight species of finfish around Elephant Island and the lower South Shetland Islands (Subarea 48.1) from the 1998 US AMLR bottom trawl survey

   Lepidonotothen squamifrons. Estimates of total stock biomass only were computed for two additional species ... bottom trawl surveys in March, 1998 of the two major regions of the South Shetland Islands: Elephant ... total stock biomass and spawning stock biomass were computed for six species: Champsocephalus gunnari ... : Lepidonotothen larseni and Notothenia rossii. Biomass was estimated for both regions separately, and combined as ...

   Meeting Document : WG-FSA-98/17 : Автор(ы): C.D. Jones (USA), K.-H. Kock and S. Wilhelms (Germany)

8. Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Signy Island, South Orkney Islands, 1998/99

   observed on three separate occasions. Two additional sightings were of animals that had been previously ... Island, South Orkney Islands are reported for the 1998/99 summer season. There were ten sightings of ... seals had been entangled for some time before arriving at Signy Island and had most likely been ... environment or to illegal un-monitored fishing activity. The prevalence of synthetic line is also a cause for ...

   Meeting Document : SC-CAMLR-XVIII/BG/06 : Автор(ы): Delegation of the United Kingdom

9. Modelling the circumpolar distribution of Antarctic toothfish using correlative species distribution modelling methods

   two methods (BIOCLIM and Maxent). For simplicity models included two environmental covariates ... used to predict the circumpolar distribution of habitat suitability for Antarctic toothfish. Potential ... environmental covariates that could be included in these models are presented for discussion and feedback, as ... that may be included in future work. Methods for dealing with issues such as sampling bias in model ...

   Meeting Document : WG-FSA-14/65 : Автор(ы): L.M. Robinson, K. Reid (Secretariat)

10. Calendar of meetings of relevance to the Commission in 2016/17

    /17 Microsoft Word File:  cc-xxxv-bg-30.docx Approval:  Approved Secretariat Workflow Status:  Content ... Approved Delegation responsibility for releasing documents:  CCAMLR Secretariat ...

    Meeting Document : CCAMLR-XXXV/BG/30 : Автор(ы): CCAMLR Secretariat

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