Search results
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Some aspects of the relation between Antarctic krill abundance and CPUE measures in the Japanese krill fishery
Paper Title: Some aspects of the relation between Antarctic krill abundance and CPUE measures in ... -swarm density. Search time data may be needed to assess the density of swarms in a concentration, but ... may be difficult to record in practice, and a number of other factors may complicate any analysis. The ... the Japanese krill fishery Abstract / Description: The history of the Japanese krill fishery is ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 109–125 : Author(s): Butterworth, D.S.
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A spatially explicit population dynamics operating model for Antarctic toothfish in the habitable depths of the Ross Sea region
about the distribution of toothfish in areas where no fishing has occurred, such that the unrestricted ... spatially explicit population dynamics operating model for Antarctic toothfish in the habitable depths of ... Antarctic toothfish in the Ross Sea region, for a medium scale spatial resolution (189 spatial cells ... ) covering the Ross Sea region. In this model run we spatially restrict the stock to cells where at least 5 ...
Meeting Document : WG-FSA-13/53 : Author(s): S. Mormede, A. Dunn, S. Parker and S. Hanchet (New Zealand)
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Analysis of gear loss by fishing vessels in the CCAMLR Convention Area as contribution to the marine debris program
Abstract: CCAMLR has monitored marine debris in the Convention Area since the establishment of ... the marine debris program in 1989. In 2017, WG-FSA recommended that lost fishing gear reported from ... vessels be included in annual updates on marine debris. Rates of hook loss in longline fisheries revealed ... a significant variation in the reporting rates between CCAMLR fisheries. When gear was reported lost ...
Meeting Document : WG-FSA-18/17 : Author(s): CCAMLR Secretariat
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The direct impact of fishing and fishery-related activities on marine life in the CCAMLR Convention Area with particular emphasis on longline fishing and its impact on albatrosses and petrels – a review
Iles Kerguelen. The fishery extended further south for a few years in the second half of the 1970' ... , in particular birds and mammals. With the exception of plastic package bands on some sub-Antarctic ... islands and in particular the impact of longlining on marine birds these effects have been minor, very ... direct impact of fishing and fishery-related activities on marine life in the CCAMLR Convention Area with ...
Meeting Document : SC-CAMLR-XIX/BG/11 : Author(s): Delegation of Germany
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A quantified Bayesian maximum entropy estimate of Antarctic krill abundance across the Scotia Sea and in small-scale management units from the 2000 CCAMLR survey
Bayesian framework also allows an intrinsic calculation of the error in any resulting density estimate ... ) were calculated for all 1,726,332 pixels in the reconstructed area. The MaxEnt maps of the density ... of krill in each of the SSMUs was: Antarctic Peninsula Pelagic Area (APPA) 65.192 Mt; Antarctic ... quantified Bayesian maximum entropy estimate of Antarctic krill abundance across the Scotia Sea and in small ...
Meeting Document : WG-EMM-05/42 : Author(s): B.G. Heywood, S.F. Gull and A.S. Brierley (United Kingdom)
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A RE-ANALYSIS AND UPDATE OF THE ANTARCTIC KRILL BIOMASS IN THE SOUTH SHETLAND ISLANDS, THROUGH 2011
biomass in the northern Gerlache Strait, an area of just over 1100 km2, exceeded 110 g m-2 which results ... help to better inform CCAMLR about the status and trends of krill in Area 48.1 an area experiencing the ... . Cossio, C. Reiss and R. Driscoll (USA) Title: A RE-ANALYSIS AND UPDATE OF THE ANTARCTIC KRILL BIOMASS IN ... -based estimates of krill density and recruitment are recalculated for the years 1996 through 2011 ...
Meeting Document : WG-EMM-11/26 : Author(s): A. Cossio, C. Reiss and R. Driscoll (USA)
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On the status of mesopelagic fish (myctophidae) in the Southern Ocean ecosystem
relationships of myctophids demonstrate that this group of mesopelagic fish plays a significant role in the ... 364 million tonnes. According to its position in the trophic system of the Southern Ocean, myctophids ... producers, in turn guaranteeing the production of organisms at higher trophic levels (certain species of ... Abstract: Analysis and synthesis of results of Russian and foreign research into the trophic ...
Meeting Document : WG-FSA-93/17 : Author(s): A.N. Kozlov (Russia)
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Interannual variation in the diet of the Antarctic prion Pachyptila desolata at South Georgia
. Differences in the prey species taken and observations of foraging behaviour suggest that in years of low ... , J.P., Edwards, T.M., Reid, K. Title: Interannual variation in the diet of the Antarctic prion ... Abstract: The diet of the Antarctic Prion Pachyptila desolata was examined using food samples ... regurgitated by adult birds during five breeding seasons at Bird Island, South Georgia. In all years the diet ...
Meeting Document : WG-EMM-97/12 : Author(s): Croxall, J.P., Edwards, T.M., Reid, K.
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Results of the 2015 multi-Member longline survey for toothfish in the northern Ross Sea region (Subarea 88.2 SSRUs A–B) and proposal for 2016 operations
longline gear to sample toothfish populations was carried out in the northern areas (60°‑ 66° S) of SSRUs ... Secretariat. We recommend continuing the survey with minor modifications to aid in the achievement of the ... . Petrov (Russia) Title: Results of the 2015 multi-Member longline survey for toothfish in the northern ... Abstract: The first year of a two-year and multi-member research survey using standardised ...
Meeting Document : WG-FSA-15/32 : Author(s): S.J. Parker, R.J.C. Currey (New Zealand), M. Söffker, C. Darby (United Kingdom), O. Godø (Norway) and A. Petrov (Russia)
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The krill maturity cycle: a conceptual description of the seasonal cycle in Antarctic krill
Abstract: A long term study on the maturity cycle of Antarctic krill was conducted in a research ... there were differences in length of the cycle and intermoult periods between the experimental conditions ... description of the seasonal cycle in Antarctic krill Approval: Approved ... temperature and food conditions, and the succession of female maturity stages and intermoult periods were ...
Meeting Document : WG-EMM-06/23 : Author(s): S. Kawaguchi, T. Yoshida, L. Finley, P. Cramp and S. Nicol (Australia)