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The 2014 annual random stratified trawl survey in the waters of Heard Island (Division 58.5.2) to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari
, which had not been sampled since 2005. The catches of C. gunnari were less than half of those in 2013 ... catches in 2014 were slightly higher than the average RSTS take. Catches at Shell Bank consisted mostly of ... stratum. The catch of invertebrates in the 2014 survey was 3.4 t, with the most abundant taxa being the ... stratified trawl survey in the waters of Heard Island (Division 58.5.2) to estimate the abundance of ...
Meeting Document : WG-FSA-14/41 : Autor(es): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)
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The 2013 annual random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the waters of Heard Island (Division 58.5.2)
take. The catch of invertebrates in the 2013 survey was 6 t, which was lower than the long term average ... Champsocephalus gunnari in the waters of Heard Island (Division 58.5.2) Approval: Approved ... (HIMI) was completed during April of 2013. The catches of D. eleginoides for 2013 were half that of 2012 ... times the long term average. Catches of Channichthys rhinoceratus were higher and those of ...
Meeting Document : WG-FSA-13/21 : Autor(es): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)
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Revision of icefish (C. gunnari) stock estimate in the South Georgia area on the basis of the Russian trawl-acoustic survey 2002
for target strength estimates using in situ measurement data; the combination of trawl and acoustic ... ., Kasatkina, S.M. Title: Revision of icefish (C. gunnari) stock estimate in the South Georgia area on the ... Abstract: Revision of icefish (С.gunnari) stock estimate in South Georgia Area was caused by ... elaboration of the following methodical aspects of trawl-acoustic survey: the processing method improvement ...
Meeting Document : WG-FSA-SAM-04/10 : Autor(es): Gasyukov, P.S., Kasatkina, S.M.
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A revised assessment of the impact of the krill fishery on penguins in the South Shetlands
slope and shelf to the north of either Livingston or Elephant Islands. In contrast, main foraging areas ... of penguins are considered to be formed in areas to the north of King George, Nelson and Robert ... T. Ogishima (Japan) Title: A revised assessment of the impact of the krill fishery on penguins in ... Abstract: This paper is a revision of the assessment of the competition between the Japanese ...
Meeting Document : WG-Joint-94/17 : Autor(es): T. Ichii, M. Naganobu and T. Ogishima (Japan)
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Natural mortality rates of the Antarctic krill Euphausia superba Dana in the Indian sector of the Southern Ocean
Abstract: Data on the size and age composition of Euphausia superba were collected in the ... E.superba in the Indian sector of the Southern Ocean were calculated according to Alverson-Carney’s (1975 ... superba Dana in the Indian sector of the Southern Ocean Approval: Approved ... Cooperation and Cosmonaut Seas from 1985 to 1990. The coefficients of instantaneous natural mortality of ...
Meeting Document : WG-KRILL-93/44 : Autor(es): E.A. Pakhomov (Ukraine)
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THE SELECTION OF TRIPS BASED ON DATA METRICS FOR THE ASSESSMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
Abstract: A dataset for the 2009 assessment of Antarctic toothfish (Dissostichus mawsoni) in the ... . However, where trips included in the informative dataset must have both an above median rate of tag ... SELECTION OF TRIPS BASED ON DATA METRICS FOR THE ASSESSMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA Approval ... Ross Sea Region was selected on the basis of data quality metrics for individual trips. Initial ...
Meeting Document : WG-FSA-09/35 : Autor(es): D.A.J. Middleton (New Zealand)
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Structure and distribution of the slope fish community in the vicinity of the sub-Antarctic Prince Edward Archipelago
investigated during the pilot survey conducted in April 2001 onboard fishing vessel MV Ibis. A total of 56 fish ... distribution of the slope fish community in the vicinity of the sub-Antarctic Prince Edward Archipelago ... (depth range 200-1500 m) of the sub-Antarctic Prince Edward Islands and surrounding sea rises have been ... taxa were collected during the survey, of which 43 were identified to species level, 8 to the genus ...
Meeting Document : SC-CAMLR-XXIII/BG/20 : Autor(es): Delegation of South Africa
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Extension of the development of a management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
this resource. The MP uses two data sources: the recent trend in longline CPUE and the mean length of ... “Pessimistic” current status for the toothfish resource in the Prince Edward Islands region are developed which ... take account of the different selectivities of past longline and pot fisheries. These models are used ... the catches made. This MP provides encouraging performance over the wide range of scenarios considered ...
Meeting Document : WG-SAM-07/10 : Autor(es): A. Brandão and D.S. Butterworth (South Africa)
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The random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the waters of Heard Island (Division 58.5.2) for 2016
both 2015 and the long term average. The catch of invertebrates in the 2016 survey was two times higher ... than average, due in part to the greater abundance of jellyfish, which was almost five times higher ... trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the ... Abstract: The annual random stratified trawl survey (RSTS) of 2016 at HIMI was conducted during ...
Meeting Document : WG-FSA-16/23 : Autor(es): G.B. Nowara, T.D. Lamb and D.C. Welsford
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The annual random stratified trawl survey in the waters of Heard Island (Division 58.5.2) to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari for 2015
annual random stratified trawl survey in the waters of Heard Island (Division 58.5.2) to estimate the ... Abstract: The annual random stratified trawl survey (RSTS) at HIMI was conducted during May of ... 2015, with the completion of 163 stations, an additional five stations compared with previous surveys ... . The extra five hauls were part of a redesign of the survey on the main trawl ground which consisted of ...
Meeting Document : WG-FSA-15/11 : Autor(es): G.B. Nowara, T.D. Lamb and D.C. Welsford (Australia)