Search results
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 1996 winter and 1996/97 pup-rearing season
Abstract: The results of the survey of entanglement of Antarctic fur seals at Bird Island, South ... usual most (88%) entanglements were of juveniles; however one-third were of females, an unusually high ... entangling materials, with the abundance of string and fishing net reversed from most previous years. In ... animals involved were juvenile females; the overall severity of injury was the lowest yet recorded. The ...
Meeting Document : SC-CAMLR-XVI/BG/06 : Author(s): Delegation of the United Kingdom
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Reports on abundance and biological information of toothfish in Division 58.4.4 a & b by Shinsei maru No. 3 in 2013/14 season
Abstract: A survey was conducted to collect data of stock status and various biological ... information of toothfish in the research blocks 58.4.4b_1 (SSRU 58.4.4C) and 58.4.4b_2 (SSRU 58.4.4D) of ... Division 58.4.4b (Ob Lena Banks) from July 18 to September 20, 2014. A total of 88 hauls using normal ... trotline system were made in the blocks. Total catch of Dissostichus eleginoides (excluding those tagged ...
Meeting Document : WG-SAM-15/14 : Author(s): Delegation of Japan
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Comparison of equal-area cylindrical and circular piston transducers
Abstract: Design of sondes for in situ measurement of zooplankton or other scatterers requires ... choosing among alternative transducer geometries. This contribution addresses the problem of choosing ... between cylindrical and circular piston transducers by comparing the performance of the two according to ... dimensions of six fabricated cylindrical transducers, whose beam patterns have been measured by the ...
Meeting Document : WG-EMM-95/08 : Author(s): Foote, K.G.
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The random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the waters surrounding Heard Island (Division 58.5.2) for 2017
Abstract: The annual random stratified trawl survey (RSTS) of 2017 at HIMI was conducted during ... April, with the completion of 163 stations. The survey has been conducted on the FV Atlas Cove since ... 2015. Sampling protocols such as the design and the duration of the hauls were similar to recent ... surveys, but with a new set of randomly selected station points. The unstratified density of Dissostichus ...
Meeting Document : WG-FSA-17/14 Rev. 1 : Author(s): G.B. Nowara, T.D. Lamb and P. Ziegler
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Entanglement of Antarctic fur seals (Arctocephalus gazella) in man-made debris at Bird Island, South Georgia, during the 2004 winter and 2004/05 breeding season
Abstract: The number of entanglements in the fifteenth consecutive winter surveyed, decreased by ... 64% from last year. For the first time since records started in 1990, none of the injuries were ... classified as severe. The seventeenth consecutive summer (2004/05) of reporting also saw a decrease of 64 ... % compared to last year; the lowest number of entanglements recorded since 1989. As in previous years, most ...
Meeting Document : SC-CAMLR-XXIV/BG/16 : Author(s): Delegation of the United Kingdom
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REPORT ON A RANDOM STRATIFIED TRAWL SURVEY TO ESTIMATE DISTRIBUTION AND ABUNDANCE OF DISSOSTICHUS ELEGINOIDES AND CHAMPSOCEPHALUS GUNNARI IN THE HEARD ISLAND REGION (DIVISION 58.5.2) FOR 2008 AND 2009
generally reduced from the previous year’s survey, with the catch of toothfish being one third of that for ... the previous year and those of grey rock cod, unicorn icefish and skate species down by half. Catches ... of mackerel icefish and macrourids were similar to the previous RSTS. One of the most notable ... features of the survey was the very large catch of jellyfish. In contrast, overall catches for the 2009 ...
Meeting Document : WG-FSA-09/34 : Author(s): G.B. Nowara (Australia)
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Assessment of stone crab (Lithodidae) density on the South Georgia slope using baited video cameras
of 719-1518 m around the sub-Antarctic island of South Georgia. Four species of lithodid (Anomura ... to the baits of which Paralomis formosa was the most abundant. Using arrival rate at baits ... , predictions of odour plume size and observations of walking speed the abundance of the stone crab Paralomis ... formosa was estimated. Numbers of crabs increased rapidly following bait emplacement, with total numbers ...
Meeting Document : WG-FSA-03/77 : Author(s): M.A. Collins, C. Yau, F. Guillfoyle, P. Bagley, I. Everson, I.G. Priede and D. Agnew (United Kingdom)
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Assessment of stone crab (Lithodidae) density on the South Georgia slope using baited video cameras
of 719-1518 m around the sub-Antarctic island of South Georgia. Four species of lithodid (Anomura ... to the baits of which Paralomis formosa was the most abundant. Using arrival rate at baits ... , predictions of odour plume size and observations of walking speed the abundance of the stone crab Paralomis ... formosa was estimated. Numbers of crabs increased rapidly following bait emplacement, with total numbers ...
Meeting Document : WG-FSA-03/77 Text : Author(s): M.A. Collins, C. Yau, F. Guillfoyle, P. Bagley, I. Everson, I.G. Priede and D. Agnew (United Kingdom)
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Proposal for an acoustic krill biomass survey in CCAMLR Subarea 48.1 in relation to the hydrological environment and in conjunction with carbon cycling and temperature adaptation experiments of krill and salps
Abstract: As part of the German contribution to Convention for the Conservation of Antarctic ... CCAMLR division 48.1 during April 2018. The survey will be part of a larger research cruise (PS112 ... ) investigating the role of krill and salps in Southern Ocean carbon cycling and the temperature adaptation ... capacities of both species in the context of climate change. Acoustic survey and physiological experiments ...
Meeting Document : WG-EMM-17/39 : Author(s): B. Meyer, L. Suberg, S. Fielding, O.R. Godø and C. Reiss
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Entanglement of Antarctic fur seals Arctocephalus gazella in man-made debris at Signy Island, South Orkney Islands, 2005/2006
Abstract: The results of the eighth annual survey of entanglement of Antarctic fur seals at Signy ... Island, South Orkney Islands are reported for the 2005/2006 summer season. There was 1 sighting of a seal ... wearing a neck collar of man-made debris. Data are compared with results from a parallel study undertaken ... at Bird Island, South Georgia in 2005/06. In the case of Bird Island, data indicated that the number ...
Meeting Document : SC-CAMLR-XXV/BG/15 : Author(s): Delegation of the United Kingdom