Résultats de la recherche
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A noise removal algorithm for acoustic data with strong interference based on post-processing techniques
Abstract: The use of fishing-vessel-based acoustic data has been recognized by SC-CAMLR as an ... important way to estimate the distribution and relative abundance of Antarctic krill (Euphausia superba ... ), yet the quality and even the utility of the data may be seriously degraded by interferences due to the ... lack of synchronization device for the acoustic instruments equipped on some of the vessels. A simple ...
Meeting Document : SG-ASAM-15/02 : Auteur(s): X. Wang, X. Zhao and J. Zhang (People’s Republic of China)
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SG-ASAM-09
List of participants SG-ASAM-09/03 List of participants SG-ASAM-09/04 Net-based verification of ... /05 Preliminary acoustic results from the New Zealand IPY-CAML survey of the Ross Sea region in ... -ASAM-09/06 Target strength of mackerel icefish (Champsocephalus gunnari) from a scattering model G ... . Macaulay (New Zealand) SG-ASAM-09/07 ANALYSIS OF ICE-FISH (CHAMPSOCEPHALUS GUNNARI) SPATIAL DISTRIBUTION ...
Meeting
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VARIABILITY IN KRILL BIOMASS LINKS HARVESTING AND CLIMATE WARMING TO PENGUIN POPULATION CHANGES IN ANTARCTICA
populations, many of which were nearly extirpated by humans. This region is also among the fastest-warming ... . One hypothesis guiding ecological interpretations of changes in top predator populations in this ... declines in “ice-loving” species by decreasing their winter habitat, while populations of “ice-avoiding ... ” species have increased. However, 30 y of field studies and recent surveys of penguins throughout the WAP ...
Meeting Document : WG-EMM-11/P1 : Auteur(s): W.Z. Trivelpiece, J.T. Hinke, A.K. Miller, C.S. Reiss, S.G. Trivelpiece and G.M. Watters
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The US commercial krill fishery in Area 48: development, fishing patterns, and decision making
decision making processes involved in harvesting krill by the U.S. fishery. Because the Captain of the Top ... north of South Georgia; in 2001, all fishing was conducted off the South Shetland Islands and Bransfield ... Strait. In 2002, fishing operations were carried out off the Antarctic Peninsula, west of Elephant Island ... ; and northwest of the South Orkney Islands. Information on set locations, effort, yield, catch rates ...
Meeting Document : WG-EMM-02/18 : Auteur(s): C.D. Jones and M. Hull (USA)
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Meeting information NCP
The CCAMLR Secretariat is delighted to be hosting the 31st meeting of the Commission. We hope you ... will find the following information useful to make your participation enjoyable. Rules of Procedure of ... the Commission (194.47 KB) (Rules 30-35) relating to the participation of Observers. Missing Link ... #74711 Submission of papers to meetings of the Commission CCAMLR-XXXI Information note ...
Page : Site Section: Meetings
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Draft proposal for multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22
research progress including evaluation of standard approaches to identify precautionary catch limits (WG ... for this fishery. Furthermore, examination of bycatch data and underwater video footage have not led ... to the identification of vulnerable marine ecosystem (VME) indicator species (Maschette et al. 2017 ... succeeding plan has been designed as a 4-year plan, based on the low risk profile of this fishery and to ...
Meeting Document : WG-SAM-18/17 : Auteur(s): Delegations of Australia, France, Japan, Republic of Korea and Spain
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Preliminary analysis on the Kerguelen shelf icefish Champsocephalus gunnari stock from 1996/97 to 2001/02: no evidence in the recovery!
season when 3889 tonnes of Champsocephalus gunnari were landed (see CCAMLR statistical bulletins) because ... yields were not enough high and the lucrative fishery of Patagonian toothfish Dissostichus eleginoides ... the fishery licences for trawlers have been linked to the obligation of conducting some experimental ... cruises in the traditionnal area of fish aggregations. Such cruises occur regularly with two trawlers from ...
Meeting Document : WG-FSA-02/65 : Auteur(s): G. Duhamel and J. Claudet (France)
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Évaluation du cadre réglementaire de la CCAMLR et des recommandations visant à rationaliser le statut des pêcheries
areas and requested a review of the requirements of CM 21-02 and related measures (e.g., CMs 21-01 and ... 24-01) in light of these developments. It is apparent that the nomenclature and working ‘status’ of ... Committee and Commission may wish to review the current status and nomenclature of exploratory and closed ... fisheries, with a view to realign these fisheries with their status within the context of the regulatory ...
Meeting Document : CCAMLR-XXXIV/17 Rev. 1 : Auteur(s): Chair of the Scientific Committee
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Integrating Climate and Ecosystem Dynamics in the Southern Ocean (ICED) programme: a report on recent joint activities and links between ICED and CCAMLR
analyses to improve understanding of Southern Ocean change, the implications for ecosystems and for ... increasing mutual understanding of the key areas of ICED science and associated activities that are also of ... an initial, mainly qualitative, assessment of the potential impacts of climate change on krill, their ... on Southern Ocean ecosystems and change, focusing on areas of interest to CCAMLR and joint ICED ...
Meeting Document : WG-EMM-2019/02 : Auteur(s): R.D. Cavanagh, N.M. Johnston and E.J. Murphy
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Notification for research vessel activity in Divisions 58.4.4a and 58.4.4b
Abstract: The main objective of this research is to collect various biological and physical data ... the status of these stocks. No information related to recent stock size exists in this area due to the ... prohibition of direct fishing since 2002. It has been five years since this prohibition, and it is of great ... future investigation on the distribution and population structure of Dissostichus spp.. A notification is ...
Meeting Document : SC-CAMLR-XXVI/09 : Auteur(s): Delegation of Japan