Search results
-
A preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2014 random stratified trawl survey
standard CCAMLR methods. A pattern of multiple year classes being present simultaneously in the population ... projected. These projections indicate that catches of 309t in the 2014/15 season and 275t in the 2015/16 ... assessment of mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2014 ... Abstract: The annual Random Stratified Trawl Survey was undertaken in Division 58.5.2 in the ...
Meeting Document : WG-FSA-14/44 : Author(s): D.C. Welsford (Australia)
-
Stomach contents of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region in 2010 and a comparison with 2003
%, 13%, and 8% respectively. The large onychoteuthid squid, Kondakovia longimana dominated the diet.of ... the diet.of D. mawsoni collected from the northern area (n = 21). The results of the current study were ...
Meeting Document : WG-FSA-10/22 : Author(s): D.W. Stevens, J. Forman and S. Hanchet (New Zealand)
-
Joint research proposal for Dissostichus spp. in Subarea 88.3 by the Republic of Korea and New Zealand
abundance of Antarctic toothfish in Subarea 88.3 and the Scientific Committee has requested members complete ... structure of Antarctic toothfish in this subarea – and their relationship to the rest of the Pacific Sector ... is to determine the abundance of Antarctic toothfish in Subarea 88.3. Secondary objectives are to ... New Zealand Title: Joint research proposal for Dissostichus spp. in Subarea 88.3 by the Republic of ...
Meeting Document : WG-FSA-17/40 : Author(s): Delegations of the Republic of Korea and New Zealand
-
Progress report on the research longline fishery of Dissostichus spp. in Subarea 48.6 being jointly undertaken by Japan and South Africa: 2012/13
so far they have concentrated their sampling effort in the southern section (south of 60˚S), where ... Research Blocks and the possible inclusion of an additional Research Block in the southern section are ... Abstract: The multi-year research plan that was adopted for the exploratory longline fishery in ... and South Africa during the first 6 months is presented. Two vessels participated in the fishery and ...
Meeting Document : WG-SAM-13/05 : Author(s): R. Leslie (South Africa), K. Taki, T. Ichii (Japan) and S. Somhlaba (South Africa)
-
Preliminary analyses in support of the CEMP Review Workshop: serial correlations
Abstract: As part of the preliminary analyses undertaken in preparation for the CEMP Review ... Workshop, the Secretariat has documented serial correlation in time series of CEMP indices. The values ... -03/24. Serial correlation in biological indices occurred in 4, 10 and 33 % of the time series at ... : Preliminary analyses in support of the CEMP Review Workshop: serial correlations Approval: Approved ...
Meeting Document : WG-EMM-03/27 : Author(s): Secretariat
-
Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2017
Rocks, at low levels in the northern strata of South Georgia and more abundant in the Southern strata ... Dissostichus eleginoides were low. A small peak in the length frequency distribution was present at lengths of ... icefish species were very similar to results obtained in 2015. However, the estimated biomass of ... : Report of the UK groundfish survey at South Georgia (CCAMLR Subarea 48.3) in January 2017 Approval ...
Meeting Document : WG-FSA-17/44 : Author(s): M. Belchier, V. Foster, S. Gregory, S. Hill, V. Laptikhovsky, P. Lafite and L. Featherstone
-
Preliminary assessment of mackerel icefish (Champsocephalus gunnari) for the Heard Island Plateau region (Division 58.5.2) based on a survey in June 2005
in the vicinity of Heard Island in June 2005 to provide the information for an assessment of short ... -term annual yield in the 2005/2006 CCAMLR season. This paper provides a preliminary assessment of yield ... using the assessment methods of CCAMLR. It is proposed that a one-year projection be used in the ... years old during the coming season. This would result in an estimated yield of 1,210 tonnes, which is ...
Meeting Document : WG-FSA-05/39 : Author(s): A.J. Constable, T. Lamb and R. Williams (Australia)
-
A preliminary model-based approach for estimating natural mortality of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea Region
directly to the productivity of a stock, stock status, and estimated precautionary yields. In the Ross Sea ... constant across age and sex. In 2018, the independent review of the Ross Sea region D. mawsoni stock ... assessment recommended that CCAMLR consider the robustness and reliability of estimating natural mortality in ... simulations suggested that when the rate of natural mortality was assumed in an operating model, it was ...
Meeting Document : WG-SAM-2019/04 : Author(s): B. Moore, S. Mormede, S. Parker and A. Dunn
-
Entanglement of Antarctic fur seals Arctocephalus gazella in man made debris at Bird Island, South Georgia during the 1998 winter and 1998/99 pup-rearing season
here. The number of seals observed entangled in the winter (13) represented an 86 % increase on the ... Abstract: Results of the survey of entanglements of Antarctic fur seals at Bird Island, South ... 1997 winter total and an 87 % decrease on the highest previous total (1992). The proportion of animals ... records started. Two animals (15 %) were entangled in polypropylene straps, down by 50 % on the 1997 ...
Meeting Document : SC-CAMLR-XVIII/BG/05 : Author(s): Delegation of the United Kingdom
-
Summary of the seabird and marine mammal observations during observed toothfish (Dissostichus spp.) longline fishing operations in CCAMLR Subareas 88.1 and 88.2
distribution of fishing effort was dictated by the presence of sea ice and there are differences in the seabird ... composition reported each year because of variation in the spatial distribution of the seabirds. At-sea ... ), and snow petrels (Pagodroma nivea). The highest species diversity was in waters north of about 70º S ... appeared to be generally uninterested in the line setting and were more likely to be well astern of the ...
Meeting Document : WG-FSA-04/42 : Author(s): S.J. Baird (New Zealand)