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1. Phase-randomisation in an integrated assessment model for Antarctic krill

   configuration at pre-specified values. The model was fitted to survey and fisheries data for krill in Subarea ... parameters in alternative configurations of a model assessing the status and productivity of Antarctic krill ... (Euphausia superba, hereafter krill). We fixed the parameters that were not estimated in any given ... invertible Hessian matrix. Configurations that estimated more parameters fitted the data better, but the ...

   Meeting Document : WG-SAM-17/31 : Автор(ы): D. Kinzey, G.M. Watters and C.S. Reiss

2. Biomass estimates of Antarctic krill based on survey conducted by the Chinese fishing vessel FV Fu Rong Hai during the 2019 Area 48 survey

   Abstract:  As a contribution to the joint effort on the large-scale international synoptic krill ... survey of Area 48 (2019 Area 48 survey), the Chinese krill fishing vessel F/V Fu Rong Hai conducted the ... 10 th February 2019. Implementation and preliminary results on the estimates of krill biomass density ... were presented to the WG-EMM 2019 meeting. After the meeting, the acoustic data were processed further ...

   Meeting Document : SG-ASAM-2019/07 : Автор(ы): X. Wang, X. Yu, X. Zhao, J. Zhang, G. Fan, J. Zhu and Y. Ying

3. Proposal for a multi-national research effort to quantify krill flux into, out of, and within the Bransfield Strait using a Super SWeet ARray of Moorings (SuperSWARM)

   acoustic surveys to estimate krill standing stock within the study area, and, ultimately, data analysis and ... , empirical study of krill flux through the Bransfield Strait and across the continental shelf surrounding ... -national research effort to quantify krill flux into, out of, and within the Bransfield Strait using a ... Secretariat Workflow Status:  Content Approved Document Release Consent:  No Delegation responsibility for ...

   Meeting Document : SC-CAMLR-38/BG/19 : Автор(ы): G. Watters, C. Reiss, G. Cutter, J. Hinke and D. Krause

4. On the problem of Soviet krill fishery allocation and intensity in the area of Elephant Island in the season of 1988-1989

   Abstract:  Microscale data, described the Soviet krill fishery off the Elephant Island (Subarea ... average), and the lowest in November (3.5 t per hour of trawling in average). Fisheries tacktics follows ... the scheme: 1) vessels enter the Elephant Island area and search for krill concentrations; 2) fishing ... has been lost. The velocity of krill concentration northeastward drift, calculated by the fleet ...

   Meeting Document : WG-CEMP-92/30 : Автор(ы): V.A. Sushin and A.S. Myskov (Russian Federation)

5. Habitat partitioning in Antarctic krill: spawning hotspots and nursery areas

   Abstract:  Antarctic krill, Euphausia superba, have a circumpolar distribution but are ... ontogenetic life stages of krill (eggs, nauplii plus metanauplii, calyptopes, furcilia, juveniles, and adults ... ), based on a compilation of all available post 1970s data. Using these maps, we then examined firstly ... krill densities can be high. To address these questions, we compiled larval krill density records and ...

   Meeting Document : WG-EMM-2019/20 : Автор(ы): F. Perry, A. Atkinson, S.F. Sailley, G.A. Tarling, S.L. Hill, C.H. Lucas and D.J. Mayor

6. Monitoring krill population variability using seabirds and seals at South Georgia – new samplers provide new insights

   responses to changes in krill abundance but also provide critical dietary data with which to elucidate the ... distribution and abundance of a single dominant zooplankton species, Antarctic krill Euphausia superba. At ... South Georgia interannual variability in the krill-based marine ecosystem has historically been most ... population size structure of krill in the diet of Antarctic fur seals Arctocephalus gazella, particularly ...

   Meeting Document : WG-EMM-04/63 : Автор(ы): K. Reid, E.J. Murphy, J.P. Croxall and P.N. Trathan (United Kingdom)

7. Diel vertical distribution of Antarctic krill around the South Shetland Islands in February 2019 and its potential effect on biomass estimation

   Abstract:  To address the potential effect of DVM behavior on krill biomass estimates, diel ... vertical distribution of krill swarms around the South Shetland Islands in Subarea 48.1 were analyzed based ... on data collected by the Chinese fishing vessel participating in the international 2019 Area 48 ... survey. Results show that more krill swarms were found in shallower depth at night than during daytime ...

   Meeting Document : SG-ASAM-2019/05 : Автор(ы): X. Wang, X. Yu, J. Zhang and X. Zhao

8. Report from a krill- focused survey with RV Kronprins Haakon and land-based predator work in Antarctica during 2018/19

   Planning Domain 1 encompasses the major krill fishing grounds. Thus, data supporting FBM are critical if ... Abstract:  The primary objective for this krill research activity was twofold 1) to conduct a ... survey that provides updated estimates of the biomass and distribution of krill which are used in models ... high krill-density areas, contains state-of-the art methods and employs modern technology for the ...

   Meeting Document : WG-EMM-2019/07 : Автор(ы): B. Krafft, K. Bakkeplass, T. Berge, M. Biuw, J. Erices, E. Jones, T. Knutsen, R. Kubilius, M. Kvalsund, U. Lindstrøm, G.J. Macaulay, A. Renner, A. Rey, H. Søiland, R. Wienerroither, H. Ahonen, J. Goto, N. Hoem, M. Huerta, J. Höfer, O. Iden, W. Jouanneau, L. Kruger, H. Liholt, A. Lowther, A. Makhado, M. Mestre, A. Narvestad, C. Oosthuisen, J. Rodrigues and R. Øyerhamn

9. Preliminary results from the International Synoptic Krill Survey in Area 48, 2019

   values needed to convert krill NASC to biomass. Further integration of data from all survey vessels and ... Abstract:  Preliminary results from the International Synoptic Krill Survey in Area 48, 2019, are ... results from four (vessels from the Association of Responsible Krill harvesting companies (ARK), Norway ... , which were based on the methods and procedures used in the CCAMLR 2000 krill acoustic survey ...

   Meeting Document : WG-EMM-2019/47 : Автор(ы): G. Macaulay, G. Skaret, T. Knutsen, O.A. Bergstad, B. Krafft, S. Fielding, S.G. Choi, S. Chung, K. Demianenko, V. Podhornyi, K. Vishnyakova, L. Pshenichnov, A. Chuklin, A. Shishman and M.J. Cox

10. Cruise report of multidisciplinary ecosystem survey in the eastern Indian sector of the Antarctic (CCAMLR Division 58.4.1) with a focus on Antarctic krill during 2018/19 season by the Japanese survey vessel, Kaiyo-maru

    , 120 and 200 kHz) data to estimate biomass of Antarctic krill were recorded along predetermined ... (CCAMLR Division 58.4.1) with a focus on Antarctic krill was carried out by Kaiyo-maru during the 2018/19 ... tracklines for 2,519 n.miles. Broadband echosounder data were recorded at 24 targeted RMT stations to ... estimate length distribution and swimming angles of Antarctic krill acoustically. The mass density and ...

    Meeting Document : WG-EMM-2019/42 : Автор(ы): H. Murase, K. Abe, R. Matsukura, H. Sasaki, R. Driscoll, S. Driscoll, F. Schaafsma, M. van Regteren, Q. Yang, H. Ohshima, K. Ohshima, R. Sugioka, J. Tong, N. Yamamoto, H. Doiguchi, E. Briggs, K. Doi, D. Hirano, K. Katsumata, M. Kiuchi, Y. Ko, D. Nomura, M. Orui, H. Sato, S. Toyoda, K. Yamazaki, T. Ishihara, K. Hamabe, S. Kumagai, T. Miyashita, N. Yamada, Y. Koyama and H. Sasaki

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