Search results
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Assessment of the analysis of anomalous CPUE data from data-poor exploratory fisheries
Abstract: The article is concerned with discussion of the Analysis of anomalous CPUE data from ... data-poor exploratory fisheries (WG-FSA-12/07). Key points of the paper were presented and discussed ... during the Workshop for the Analysis of the Anomalous High CPUE by Korean Vessels in the CCAMLR Area ... (2013,April 29th- May 1st, Busan, Korea). This paper attempts to explain possible reasons of anomalous ...
Meeting Document : WG-SAM-13/16 : Author(s): V.A. Tatarnikov, A.F. Petrov and I.I. Gordeev (Russia)
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Report of the 1995/96 Japanese Whale Research Programme Under Special Permit in the Antarctic (JARPA) in Area IV and eastern part of Area III
Abstract: The ninth survey of the Japanese Whale Research Programme Under Special Permit in the ... Antarctic (JARPA) was carried out in the Antarctic Area IV (south of 60° S between 70°E and 130°E) and ... eastern part of Area In (south of 60° S between 35°E and 70°E). The survey was conducted for 118 days ... , from 26 November 1995 to 22 March 1996. The research fleet was composed of a research base vessel ...
Meeting Document : WG-EMM-96/48 : Author(s): Yuzu, S., Ishikawa, H., Mogoe, T., Kawasaki, M., Hishii, T., Shimamoto, K., Tohyama, D., Nibe, H., Taguchi, F., Hidaka, H., Ono, K., Yamashiro, K., Yoshida, T., Tamura, T., Nishiwaki, S.
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Growth rates of Antarctic fur seals as indices of environmental conditions
Abstract: The growth rates of Antarctic fur seal Arctocephalus gazella pups estimated from ... weighing cross-sections of the population were compared with measured/inferred changes in the the ... availability of their main prey species, Antarctic krill Euphausia superba from 1989-2000. There was no ... relationship between growth rate and mass at weaning and there were counterintuitive indications of higher ...
Meeting Document : WG-EMM-01/20 : Author(s): K. Reid (United Kingdom)
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Preliminary report of sound-speed contrast and density of krill measured on board RV Kaiyo Maru
Abstract: The target strength (TS) of Antarctic krill, Euphausia superba, is a scaling factor to ... improve the accuracy and precision of the TS value. Since in situ and experimental TS measurements of ... characteristics of the TS. For the calculation by the acoustical scattering model, the information of size ... , morphology, orientation, and material properties of krill are required. There are two important material ...
Meeting Document : WG-EMM-05/36 : Author(s): Y. Takao, H. Yasuma, R. Matsukura and M. Naganobu (Japan)
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Sources of variance in studies of krill population genetics
Abstract: There is a long-term interest in the population genetics of Antarctic krill species ... because of their ecological end economic importance. The possibility that there are distinct genetic ... stocks of these species would affect the design of management strategies for conserving them. A recent ... resurgence of interest in identifying distinct stocks of swarming krill species has been driven by the ...
Meeting Document : WG-EMM-01/12 : Author(s): S.N. Jarman and S. Nicol (Australia)
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Distribution, biomass and abundance of Antarctic krill in the vicinity of Elephant Island during the 1996 austral summer
Abstract: Results from two acoustic and net surveys conducted in the vicinity of Elephant Island ... during the 1996 austral summer indicate very good krill recruitment from spawning in 1994/5. Areas of ... high krill density were mapped north of King George and Elephant Islands where water depth was greater ... and were widely distributed throughout the southern portion of the survey area. Large, sexually mature ...
Meeting Document : WG-EMM-96/23 : Author(s): Demer, D.A., Hewitt, R.P., Loeb, V.
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Proposal of extension of research block 48.6_2 to complete planned research and examine the habitat model and the stock structure
Abstract: Here we propose the northeastward of research block of 48.6_2 along ridges to promote ... sufficient utilization of the catch limit, which enable us to complete planned research, evaluate the habitat ... model and elucidate stock structure. The distribution of densities (catch per haul in 20-minute grid) of ... its southeastern bank (south of ca. 55.2°S) with higher fish densities but scarce in the northern area ...
Meeting Document : WG-SAM-16/08 : Author(s): T. Namba, T. Ichii and K. Taki
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Reassessment of important population parameters for Dissostichus eleginoides on the Heard Island Plateau (Division 58.5.2) based on time series of surveys and fishery data
Abstract: A large body of data and techniques are available for re-assessing the biological ... parameters and recruitment of Patagonian toothfish, Dissostichus eleginoides, in the Heard Island region. A ... new survey of the Heard Island Plateau was undertaken in May- June 2001, providing the sixth survey ... over 11 years on this stock with other surveys including part of this stock. This paper describes the ...
Meeting Document : WG-FSA-01/73 : Author(s): A.J. Constable, R. Williams, T. Lamb, I.R. Ball and E. van Wijk (Australia)
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THE ROSS SEA ANTARCTIC TOOTHFISH FISHERY: REVIEW OF THE 3-YEAR EXPERIMENT AND DEVELOPMENT OF MEDIUM-TERM RESEARCH OBJECTIVES AND AN OPERATIONAL FRAMEWORK FOR THE FISHERY
Abstract: The aim of this paper is to review the recent management of the Ross Sea toothfish ... fishery over the next 5–7 years in relation to Article II of the Convention, and to develop an operational ... framework to achieve those objectives. The paper focuses primarily on Antarctic toothfish, as catches of ... operational management and conduct of the fishery up to the 2004–05 fishing year (prior to the start of the 3 ...
Meeting Document : WG-FSA-08/50 : Author(s): Delegation of New Zealand
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Development of methods for evaluating the management of benthic impacts from longline fishing using spatially explicit production models, including model validation
Abstract: An important management objective for CCAMLR in the high seas region of the Antarctic ... is to develop appropriate methods of monitoring and managing impacts of bottom fisheries on ... investigate a range of scenarios for simulating the effect and management of benthic impacts from longline ... fishing effort. Further, we update this paper with a set of simulations using a range of simple and ...
Meeting Document : WG-FSA-10/29 : Author(s): A. Dunn, S.J. Parker and S. Mormede (New Zealand)