Resultados de la búsqueda
-
e-sc-xii.pdf
... -year harvest period 0.02 Biomass level at the end of 20 years: median 0.78 lower 5 ... 357538 288546 87524 * The Antarctic split-year begins on 1 July and ends on 30 June. The column “split ... Operational Definitions of Article II FUTURE WORK OF WG-KRILL DATA REQUIREMENTS (ii) ADVICE TO ... Conservation of Antarctic Marine Living Resources met under the Chairmanship of Dr K.-H. Kock (Germany) from
application/pdf attached to:SC-CAMLR-XIIMeeting Report : SC-CAMLR-XII
-
THE ROSS SEA ANTARCTIC TOOTHFISH FISHERY: REVIEW OF THE 3-YEAR EXPERIMENT AND DEVELOPMENT OF MEDIUM-TERM RESEARCH OBJECTIVES AND AN OPERATIONAL FRAMEWORK FOR THE FISHERY
fishery over the next 5–7 years in relation to Article II of the Convention, and to develop an operational ... changes. Next we identify key operational and research objectives for the fishery over the next 5–7 years ... in relation to Article II of the Convention. As part of this process we identify uncertainties in our ... current knowledge which need to be addressed to fulfil the requirements of Article II. These include, for ...
Meeting Document : WG-FSA-08/50 : Autor(es): Delegation of New Zealand
-
A preliminary assessment for mackerel icefish (Champsocephalus gunnari) in Division 58.5.2, based on results from the 2019 random stratified trawl survey
in the 2019/20 season and 406 t in the 2020/21 season, respectively, satisfied the CCAMLR decision ... , abundance and yield in Division 58.5.2 to the west of 79 o 20’ E using standard CCAMLR methods (CMIX and ...
Meeting Document : WG-FSA-2019/02 : Autor(es): D. Maschette, G. Nowara and D. Welsford
-
e-sc-xiii-a6.pdf
... energy content was reflected in chicks fledging at a mass some 15 to 20% lower than in previous years ... three consecutive years, which included one year (1991) when krill availability to predators was very ... recording the calculated year- to-year changes together with the statistical significance of any differences ... ’ ACTIVITIES 3.1 In previous years, summaries of Members’ activities have been provided in Tables 1, 2, and
application/pdf attached to:WG-CEMP-94Meeting Report : WG-CEMP-94
-
CCAMLR ecosystem monitoring and management: future work
scale during the early stages of the fi shery and to 0 1 2 3 0 1 2 3 D en si ty 0 10 20 30 ... procédures déjà proposées pour la gestion de la pêche de krill. Il met en relief la nécessité de diriger ... Living Resources (CCAMLR) since 1982. Article IX of the Convention on the Conservation of Antarctic ... assessing such evidence during the formative years of CCAMLR. Decisions were made only in reaction to ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Autor(es): Constable, A.J
-
Effects of recruitment variability and natural mortality on Generalised Yield Model projections and the CCAMLR Decision Rules for Antarctic krill
%, 20%, or 30% were added to the observed recruitment values. The CCAMLR "depletion" decision ... Peninsula were used as proxies for recruitment variability. Simulations were run for 21 years with either no ... below 20% of its unfished value, meeting the CCAMLR "depletion" decision rule for recruitment ... maintaining spawning biomasses above 20% of unfished biomass in more than 90% of the trials. As the values for ...
Meeting Document : WG-EMM-12/26 : Autor(es): D. Kinzey, G. Watters and C. Reiss (USA)
-
e-cc-xxi-a5.pdf
... waters (CCAMLR-XXI/BG/20). The Committee welcomed this contribution. 2.26 Argentina, while thanking ... past two years the Secretariat continued to receive from time to time queries on this matter. The ... for the purposes of Article XIX.3 of the Convention. In particular, the Commission decided that in ... with factual detail on sightings of fishing vessels were discussed by the Committee together with
application/pdf attached to:SCOI-02Meeting Report : SCOI-02
-
Seasonal and interannual variability of krill, salp and other zooplankton populations in the northwest Antarctic Peninsula region: summer 2001 in relation to the Long-Term AMLR Data Set
past 20 years. This resulted from large concentrations of Calanoides acutus, Metridia gerlachei and ... Island region during 18-30 January 2001 (Survey A, 101 stations) and 12 February-12 March 2001 (Survey D ... 1993 and 1998 salp years were not encountered. Length frequency distribution of the dominant aggregate ... preceded years with enhanced salp population size while curtailed budding periods preceded years with ...
Meeting Document : WG-EMM-01/45 : Autor(es): V. Loeb (USA)
-
Scientific Abstracts 2004
series of observations from the past 20 years. A low density was 9 perhaps not unexpected in line ... year, it is at its second lowest size in the past seven years. Chinstrap fledging success was higher ... that have data for more than three consecutive years: Cape Shirreff (Livingston Island, South Shetland ... years. The greatest proportion of debris (95%) was miscellaneous debris. The reduction in fishing ...
Document : Site Section: Publications
-
Broadbandwidth sound scattering and absorption from krill (Meganyctiphanes norvegica), Mysids (Praunus flexuousus and Neomysis integer) and shrimp (Crangon crangon)
(Meganyctiphanes norvegica) over the acoustical bandwidth of 30 to 210 kHz and compared to similar scattering ... derived with the generic krill shape and scaled to animal length (L). This implies that crustacean target ... volume of the animal. Collectively, these results provide tools for improving the detection of krill and ...
Meeting Document : WG-EMM-04/40 : Autor(es): S.G. Conti, D.A. Demer (USA) and A.S. Brierley (United Kingdom)