Résultats de la recherche
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A spatial multi-species operating model (SMOM) of krill–predator interactions in small-scale management units in the Scotia Sea
dynamics is developed in response to requests for scientific advice regarding the subdivision of the ... Abstract: A Spatial Multi-species Operating Model (SMOM) of the underlying krill-predator-fishery ... precautionary catch limit for krill among 15 small-scale management units (SSMUs) in the Scotia Sea to reduce ... of krill in each of the SSMUs, as well as the numbers of predator species in each of these areas. The ...
Meeting Document : WG-EMM-06/12 : Auteur(s): É. Plagányi and D. Butterworth (South Africa)
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Preliminary biomass estimation of Antarctic krill based on the swarm-based method for CCAMLR Division 58.4.1 in 2018/19 using data obtained by Japanese survey vessel Kaiyo-maru
: Content Approved Document Release Consent: No Delegation responsibility for releasing documents: Japan ... Abstract: Biomass (B 0) of Antarctic krill for CCAMLR Division 58.4.1 in 2018/19 was ... method potentially includes non-krill echoes but also excluding aggregations of krill which are smaller ... estimation of Antarctic krill based on the swarm-based method for CCAMLR Division 58.4.1 in 2018/19 using ...
Meeting Document : SG-ASAM-2019/02 : Auteur(s): K. Abe, R. Matsukura, N. Yamamoto, K. Amakasu and H. Murase
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An approach to feedback management (FBM) of the krill fishery based on routine acoustic data collection and intermittent land-based predator studies
specific scientific studies at regular (multiyear) intervals. The foundations of the proposal are that ... level in the fishery of Antarctic krill in Subareas 48.1 through 48.4 (CM 51-07) has continuously been ... efficient implementation of FBM. Initiating the model development and the krill fishing-predator study now ... Norway, China and Chile Title: An approach to feedback management (FBM) of the krill fishery based on ...
Meeting Document : SC-CAMLR-XXXVI/BG/20 : Auteur(s): Delegations of Norway, China and Chile
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Conservation Measure Conservation Measure 21-03 (2010)
krill Zones toutes Saisons toutes Engins tous 1. Afin que le Comité scientifique puisse examiner ... minutieusement les notifications d'intention de mener des opérations de pêche au krill au cours de la saison ... prochaine, tous les Membres de la Commission souhaitant mener des opérations de pêche au krill ... des opérations de pêche au krill dans la zone de la Convention ne peut déposer de notification qu'à l'égard ...
Conservation Measure : 21-03 (2010)
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Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
limit on krill (Euphausia superba) in Statistical Area 48. The measure also asks the Scientific ... local areas. Nine alternative methods of determining subarea or local area krill catch limits are ... . Alternatives based on continental shelf area, simple pulse fishing, and krill surveys are not biologically ... : Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48 ...
Meeting Document : WG-KRILL-92/16 : Auteur(s): G. Watters and R.P. Hewitt (USA)
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Antarctic krill – Proposal of studies
biomass counter for krill using sonic reverberation, which is already used for commercial fish, should ... strong scientific inventry and synthesis upon which reasonable krill harvesting can be based. We ... -seals, squids, and fish in the Antarctic. Birds are also one of main predators in the Antarctic. The ... the establishment of the scientific frame works of the rational utilization and management of ...
Document : Site Section: The Organisation
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Considerations about managing the krill fishery at small spatial and temporal scales
Secretariat Workflow Status: Content Approved Document Release Consent: No Delegation responsibility for ... managing the krill fishery at small temporal and spatial scales. We highlight that the devil is in the ... coastal areas. Closed coastal areas potentially protect near-shore krill-dependent predators from the ... that krill demand from a range of predators in near-shore coastal habitats may only be met through ...
Meeting Document : WG-EMM-2019/22 : Auteur(s): P.N. Trathan, V. Warwick-Evans and E. Young
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Krill (Euphausia superba) distribution contracts southward during rapid regional warming
Secretariat Workflow Status: Content Approved Document Release Consent: No Delegation responsibility for ... Euphausia superba (hereafter, ‘krill’) has contracted southward over the past 90 years. Near their northern ... juvenile krill. We found evidence for environmental controls on recruitment, including a reduced density of ... larval krill. However, the total post-larval density has declined less steeply than the density of ...
Meeting Document : WG-EMM-2019/P02 : Auteur(s): A. Atkinson, S.L. Hill, E.A. Pakhomov, V. Siegel, C.S. Reiss, V.J. Loeb, D.K. Steinberg, K. Schmidt, G.A. Tarling, L. Gerrish and S.F. Sailley
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Using stationary acoustic platforms to assess precision and accuracy of acoustical krill surveys
Secretariat Workflow Status: Content Approved Document Release Consent: No Delegation responsibility for ... issues of krill migrating too close to the surface to be acoustically detected, as well as potential ... data were collected both during day and night for the 2019 Scotia Sea large-scale krill monitoring ... effects of krill vertical distribution on survey results. The Institute of Marine Research, Norway has on ...
Meeting Document : WG-EMM-2019/32 : Auteur(s): T. Klevjer, G. Skaret and B.A. Krafft
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Evaluation of Antarctic krill biomass and distribution off the South Orkney Islands 2011-2015
Abstract: Annual acoustic trawl surveys for krill monitoring have been carried out by the ... early in the fishing season (January/February), using two different krill fishing vessels as platforms ... and abundance of krill near the South Orkneys among years, we here attempt to generate a coherent ... series of krill density estimates from the 5 years of surveys. We follow the CCAMLR protocol for biomass ...
Meeting Document : WG-EMM-15/54 : Auteur(s): G. Skaret, B.A. Krafft, L. Calise (Norway), J. Watkins (UK), R. Pedersen and O.R. Godø (Norway)