Search results
-
Revised research plan for the exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2 in 2015/16
Abstract: Most things related to Dissostichus spp. in the eastern side of Antarctic has not been ... known well as namely the area is data poor areas. In the Division 58.4.1 there are two stocks; one ... extends from the SSRU 58.4.1C to the SSRU 58.4.2A, and the other one to the SSRU 58.4.1H. The population ... sizes were vulnerable with a big range of about 1,000-2,000 t per SSRU in 58.4.1. During the 2004-2014 ...
Meeting Document : WG-FSA-15/56 : Author(s): Delegation of the Republic of Korea
-
Size at maturity and histological procedures explored to determine spawning activity of female Dissostichus mawsoni from samples collected from the Ross Sea in January 2004, December 2004 and January 2005
the 2003/04 and 2004/05 commercial fishing seasons in the Ross Sea to improve estimates of size of ... samples of toothfish less than 80 cm and over 120 cm total length were obtained. The first part of the ... study used classic histological techniques to classify ovary stages by the most advanced state of oocyte ... development visible in histological sections of the 2003/04 samples. Using this methodology, it is ...
Meeting Document : WG-FSA-05/63 : Author(s): M.E. Livingston and P. Grimes (New Zealand)
-
Mitigation trials and recommendations to reduce seabird mortality in the pelagic icefish (Champsocephalus gunnari) fishery (Subarea 48.3)
Abstract: Trials were conducted during the 2004/5 mackerel icefish (Champsocephalus gunnari ... mitigation methods in an attempt to reduce seabird mortality caused by entanglement with the net and to ... idea of binding the net with sisal string on shooting, in order to prevent it opening until it had sunk ... beneath the sea surface, and thereby reduce the chance of seabirds becoming entangled, while attempting to ...
Meeting Document : WG-FSA-05/59 : Author(s): J.O. Roe (United Kingdom)
-
Further development and progress towards evaluation of an Antarctic toothfish (Dissostichus mawsoni) stock model for the Ross Sea
Abstract: This report outlines the development of a Bayesian sex and age structured population ... model for the assessment of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea (Subareas 88.1 ... were investigated. The first scenario considered the Ross Sea fishery as a single homogeneous area ... (single-area). The second and third scenarios (2-area and 3-area respectively) split the Ross Sea into ...
Meeting Document : WG-FSA-SAM-05/12 : Author(s): A. Dunn, D.J. Gilbert and S.M. Hanchet (New Zealand)
-
Is population structure of Patagonian toothfish (Dissostichus eleginoides) determined by the Antarctic Circumpolar Current?
Abstract: Water transported by the Antarctic Circumpolar Current (ACC) in the Southern Ocean may ... off the southern South American continent around the Falkland Islands north of the Sub-Antarctic Front ... of the ACC, and off Kerguelen and South Georgia Islands, situated respectively in the southern Indian ... and Atlantic Oceans to the south of the Polar Front. We fitted von Bertalanffy (VB) models ...
Meeting Document : WG-FSA-03/84 : Author(s): J.R. Ashford, C.M. Jones, E. Hofmann (USA), I. Everson (United Kingdom) and G. Duhamel (France)
-
The US commercial krill fishery in Area 48: development, fishing patterns, and decision making
Abstract: A U.S. flagged commercial factory trawler, the Top Ocean, started fishing operations ... year since the initial fishing trials. This paper presents information on the development, yields, and ... decision making processes involved in harvesting krill by the U.S. fishery. Because the Captain of the Top ... Ocean had no prior experience fishing for krill, anecdotal and historical information served as the ...
Meeting Document : WG-EMM-02/18 : Author(s): C.D. Jones and M. Hull (USA)
-
DEVELOPMENT OF A REGISTRY OF VULNERABLE MARINE ECOSYSTEMS IN THE CONVENTION AREA
Abstract: Conservation Measure (CM) 22-06 requires the Secretariat to maintain an inventory of ... vulnerable marine ecosystems (VMEs) in the Convention Area for circulation to Contracting Parties and other ... relevant bodies. In addition, CM 22-07 requires the Secretariat to notify fishing vessels in the relevant ... fishery and their Flag States of the location of VME risk areas and fine-scale rectangles. The Secretariat ...
Meeting Document : WG-FSA-09/06 : Author(s): Secretariat
-
Towards the development of a stock assessment for Patagonian toothfish in Division 58.4.4, SSRU C on Ob and Lena Banks
Abstract: Following the advice from the CCAMLR Working Group in WG-SAM in 2012, a preliminary ... -length model. In this preliminary assessment, the model was started in 1990 and catch, proportions at ... length in the catch, and recapture data from SSRU C from 2007/08 to 2011/12 were fitted in the model. The ... suggest suitable fits to the data, however, there appears to be a pattern of increasing YCS over the time ...
Meeting Document : WG-FSA-12/59 : Author(s): K. Taki (Japan)
-
The Price of Fish: A global trade analysis of Patagonian (Dissostichus eleginoides) and Antarctic toothfish (Dissostichus mawsoni)
great commercial importance to the 13 nations that actively harvest toothfish for global consumption ... . The major consuming nations have the most influence over toothfish trade and it is important to ... , are managed by the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR ... ), there are currently no methods in place to monitor the volume or value of toothfish traded in the ...
Meeting Document : CCAMLR-XXXIII/BG/14 Rev. 2 : Author(s): Secretariat
-
Background information to support development of a feedback management strategy for the krill fishery in Subarea 48.1
Abstract: Here we compile eight vignettes that, together, provide the background data and ... information needed to support development of a feedback management strategy for the krill fishery in Subarea ... Subarea 48.1 will both facilitate and expedite the allocation of a catch limit in the subarea without ... negatively impacting the krill fishery while simultaneously mitigating risks to krill-dependent predators. We ...
Meeting Document : WG-EMM-16/45 : Author(s): Antarctic Ecosystem Research Division, Southwest Fisheries Science Center and NOAA Fisheries