Résultats de la recherche
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Groupe de travail sur la mortalité accidentelle liée à la pêche (IMAF)
1991 and 1992 and convened a meeting of relevant experts on seabirds and longline fishing in 1993. One ... Arising from Longline Fishing (later to become Incidental Mortality Associated with Fishing (IMAF)). WG ...
Page : Site Section: Science
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Quantifying the impacts of ice on demersal longlining in CCAMLR Subarea 88.1 with updated information on the 2014/15 season
Abstract: The effect of sea ice is acknowledged as a major influence on fishing operations in ... was presented in WG-FSA-14/55 to quantify the level of impact that ice conditions have on fishing by ... for fishing ranking overall as the third worst in the sixteen-year series. We recommend that the ...
Meeting Document : WG-FSA-15/35 : Auteur(s): J.M. Fenaughty and S.J. Parker (New Zealand)
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Activités de pêche INN et tendances en 2017/18 et listes des navires INN
Abstract: This paper summarises information held by the Secretariat in relation to IUU fishing ... by Indonesian authorities. Instances of unidentified fishing gear retrieved in the Convention Area ... : IUU fishing activity and trends in 2017/18 and IUU Vessel Lists Microsoft Word File: e-cc-xxxvii-12 ...
Meeting Document : CCAMLR-XXXVII/12 : Auteur(s): CCAMLR Secretariat
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A generalised model for evaluating yield and the long-term status of fish stocks under conditions of uncertainty
, natural mortality, spawning and fishing on estimates of yield and yield per recruit. It can also be used ... specify growth, mortality, age-dependent selectivity and seasonal patterns in fishing mortality. Results ... Paper Title: A generalised model for evaluating yield and the long-term status of fish stocks ... under conditions of uncertainty Abstract / Description: This paper presents a general fish stock ... of growth, natural mortality, spawning and fishing on estimates of yield and yield per recruit. It ... fishing mortality. Results from the model are compared with existing analyses from the krill yield model ... leve l of f i sh ing w a s t h o u g h t t o a l low maximum fishing effort while ensuring that ... considered that a fishing mortality consistent with an escapement of 50% of the spawning stock biomass was ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 31–54 : Auteur(s): Constable, A. and W.K. de la Mare
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Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia
and/or fishing effort; by ‘ideal’, it is meant that either tagging or fishing effort was in direct ... proportion to density (CPUE). When both tagging and fishing effort were non-ideal, e.g. when fishing effort ... South Georgia Abstract / Description: This paper investigates the influence of mixing of fish, and the ... , simulating fish movements within this system and overlaying various combinations of tagging and recapture ... the actual fishing operation. Knowing Ck,t (in integral numbers of fish), the population in the box ... estimate of stock size when there was an ideal distribution of tags and/or fishing effort; by ‘ideal’, it ... is meant that either tagging or fishing effort was in direct proportion to density (CPUE). When both ... tagging and fishing effort were non-ideal, e.g. when fishing effort was concentrated away from tag ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Auteur(s): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark
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Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach
research fishing and commercial catches. The species is consumed by seabirds, seals and whales and the most ... life cycle. Fishing on M. hyadesi after the chick-rearing season of the most sensitive predator (grey ... stock prior to the fishing season as a form of pre-recruit assessment. Closing the fishery before ... chick rearing season. Preliminary data from a squid jigger undertaking research fishing around South ...
Meeting Document : WG-FSA-96/20 : Auteur(s): Rodhouse, P.G.
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Calculating effective releases and recaptures for stock assessments based on tag detection and tagging mortality indices
developed using a methodology which controls for the spatial and temporal variability of fishing operations ... by pairing each individual tag release or recapture event with all other fishing events which ... occurred in the same time and place (i.e. within a specific distance and in the same fishing season). The ... method showed that when the confounding effects of variable fishing location and time were controlled ...
Meeting Document : WG-SAM-14/30 : Auteur(s): S. Mormede (New Zealand)
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Exploration of CPUE standardisation variances in the Ross Sea (Subareas 88.1 and 88.2A South of 70°s) Antarctic toothfish (Dissostichus mawsoni) exploratory longline fishery
such as gear type, vessel, fishing season, month, bait, fishing depth and area affect estimates of ... with the lowest Akaike’s Information Criterion (AIC), however standardised catch rates over the fishing ... size. This confirms previous advice that research fishing is conducted with a high level of spatial and ...
Meeting Document : WG-SAM-2019/25 : Auteur(s): D. Maschette, S. Wotherspoon and P. Ziegler
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Interim protocol for fish/fish larvae by-catch observation in krill fishery
was distributed to all the fishing krill fishing nations prior for use in 2006/07 fishing season ... Committee (SC-CAMLR 2006). The purpose of developing this protocol is to standardize the larval fish by ... fish identification can also be verified by the CCAMLR fish experts by using systematically archived ... flag states. This protocol will be used only for Fish and Larval fish by-catch observation, and ...
Meeting Document : WG-EMM-07/25 : Auteur(s): S. Kawaguchi (Australia)
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New Zealand Draft National Plan of Action – Seabirds
National Plan of Action – Seabirds. The plan will apply to commercial and non- commercial fishing in New ... Codes specify fishing practices that will be adhered to, maximum bycatch limits, and methods to monitor ... compliance, education and public awareness. Specific fishing practices and bycatch limits will be made ...
Meeting Document : WG-FSA-03/41 : Auteur(s): J. Nicolson and D. Randall (New Zealand)