Search results
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Proposal to continue participation in the second year of the joint CCAMLR research survey to collect spatially stratified longline and bathymetric data in 88.2_A and 88.2_B in 2015/16
plan, previously agreed at CCAMLR XXXIII. Author(s): Delegation of the United Kingdom Title: Proposal ... Abstract: Toothfish in SSRUs 882.A–B are currently managed as part of the Ross Sea region stock ... the management across all of the region. Recognising this requirement, the Scientific Committee ... endorsed two years of spatially stratified longline surveys in the northern region of SSRUs 88.2A–B (SC ...
Meeting Document : WG-SAM-15/32 : Author(s): Delegation of the United Kingdom
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Beach debris survey – Main Bay, Bird Island, South Georgia 1999/2000
Abstract: During the tenth year of standardised beach surveys of man-made debris at Bird Island ... , South Georgia, a total of 408 items was collected. This represents a 92% increase on the total of 213 ... increase (310%) in the number of items collected over winter (April- September) from 41 items in 1998/99 to ... 168 items in 1999/2000 and a 40% increase in the number of items collected during summer reflect a ...
Meeting Document : SC-CAMLR-XX/BG/02 : Author(s): Delegation of the United Kingdom
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Environmental variability effects on marine fisheries: four case histories
Abstract: The changing nature of marine fisheries requires management approaches that recognize ... and include ecosystem and environmental effects. Therefore, we review some examples of exploited ... distribution of the stock. Four examples, ranging from Antarctic krill to oysters, are given that clearly ... strategies for exploited fisheries must include effects of environmental variability. In particular ...
Meeting Document : WG-EMM-97/66 : Author(s): Hofmann, E.E., Powell, T.M.
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Fishing intensity of Russian fleet krill fishery in Subarea 48.2 and 48.3
and 48.3 amounted to at least 95% of total catch. The calculations were based on the Soviet fleet haul ... Abstract: The purpose of this paper was estimating commercial fleet impact on krill population in ... -by-haul data using a model of probabilistic-statistical theory of fishery systems developed in the ... AtlantNIRO. Intensity of commercial fleet impact on krill population, on biomass and density of krill ...
Meeting Document : WG-EMM-02/62 : Author(s): S.M. Kasatkina and V.F. Ivanova (Russia)
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Database of CCAMLR working documents
by Working Groups, and various requests have been made for the Secretariat to examine the feasibility ... by Working Groups, and various requests have been made for the Secretariat to examine the feasibility ...
Meeting Document : WG-EMM-02/8 : Author(s): Secretariat
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Composition of Leucocytes in Peripheral Blood of Antarctic Toothfish Dissostichus mawsoni (Nototheniidae)
Abstract: The aim of the work is to study the leukocyte composition in blood of deep-water fish ... species by the example of Antarctic toothfish Dissostichus mawsoni. Fish were caught in January–February ... 2012 in the Ross Sea (Statistical Subarea 88.1) at depths from 690 to 1183 m from onboard “Yantar-31 ... ” longline fishing vessel. Blood samples were collected from the caudal artery of immature fish (10 specimens ...
Meeting Document : WG-EMM-14/P07 : Author(s): I.I. Gordeev, D.V. Mikryakov, L.V. Balabanova and V.R. Miktyakov
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Composition of leucocytes in peripheral blood of Antarctic toothfish Dissostichus mawsoni (Nototheniidae)
Abstract: The aim of the work is to study the leukocyte composition in blood of deep-water fish ... species by the example of Antarctic toothfish Dissostichus mawsoni. Fish were caught in January–February ... 2012 in the Ross Sea (Statistical Subarea 88.1) at depths from 690 to 1183 m from onboard “Yantar-31 ... ” longline fishing vessel. Blood samples were collected from the caudal artery of immature fish (10 specimens ...
Meeting Document : WG-FSA-14/P01 : Author(s): I.I. Gordeev, D.V. Mikryakov, L.V. Balabanova and V.R. Miktyakov
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Density and geographical distribution of krill larvae in the Atlantic Sector of the Antarctic region during summer 2011, 2012 and 2014
calculating expected values at a fixed grid of points. The significance of the differences was established ... Abstract: The analysis of euphausiid larvae collected during summer 2011 in the Weddell Scotia ... decrease in the abundance of Euphausia superba larvae and an increase in Thysanoessa macrura in 2011 and ... 2012 and a strong increase in the abundance of E. superba in 2014. Oceanographic conditions didn’t show ...
Meeting Document : WG-EMM-17/29 : Author(s): E. Rombolá, C. Franzosi, G. Tossonotto, V. Alder and E. Marschoff
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A shore-based randomised sampling design used in the artisanal longline fishery for Dissostichus eleginoides off central Chile
northern Chile. Observers were stationed dockside and at a processing factory. A 14-day sampling frame was ... used, divided into primary sampling units of days/area and secondary sampling units of three- and eight ... -hour periods. Compared to shipboard sampling, the design allowed more flexibility in allocation of ... incidental mortality of higher predators. Author(s): Rubilar, P., Ashford, J., Jones, C. Title: A shore ...
Meeting Document : WG-FSA-96/54 : Author(s): Rubilar, P., Ashford, J., Jones, C.
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REVISED AGE AND GROWTH ESTIMATES FOR ANTARCTIC STARRY SKATE, AMBLYRAJA GEORGIANA, FROM THE ROSS SEA
Abstract: A previous study on the age and growth of Amblyraja georgiana in the Ross Sea suggested ... (Francis and Ó Maolagáin, 2005). We present an alternative interpretation of age and growth in A. georgiana ... caudal thorns instead of broad diffuse bands, we have generated growth curves that suggest much slower ... growth, greater ages at maturity (about 20 years compared with 6–11 years) and greater maximum ages (28 ...
Meeting Document : WG-FSA-08/21 : Author(s): M.P. Francis (New Zealand) and M.J. Gallagher (Ireland)