Search results
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Comparison of age readings by two otolith preparation techniques and readers
Abstract: During the 2012 CCAMLR toothfish ageing workshop, otoliths from 31 Antarctic toothfish ... were exchanged between Russia and New Zealand ageing programmes to compare consistency in ages ... in interpretation of otolith banding patterns. Results suggest broad agreement in ages determined by each reader ... the importance of monitoring and comparing ageing protocols within and between fish ageing programmes ...
Meeting Document : WG-FSA-14/53 : Author(s): S.J. Parker (New Zealand), A.F. Petrov (Russia), C.P. Sutton (New Zealand) and E.N. Kuznetsova (Russia)
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Quantifying within- and between-season variability in Adélie penguin fledgling weights: statistical and practical implications for detecting change
to 30 the number of birds weighed in a single 5-day period each year. If practical, this outcome could ... at Béchervaise Island and use them in a power analysis as a continuation of the CEMP review. The statistical ... Island and use them in a power analysis as a continuation of the CEMP review. The statistical models ... , the major findings from these statistical models are the potential for reducing to 30 the number of birds ...
Meeting Document : WG-EMM-05/20 : Author(s): L. Emmerson, C. Southwell and J. Clarke (Australia)
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Robust characterisation of the age structure, growth and recruitment of toothfish in the Macquarie Island and Heard Island and McDonald Islands fisheries
fishing industry provided funds to conduct high throughput ageing of toothfish otoliths. 5780 otoliths ... in these fisheries. The inclusion of catch at age data is shown to substantially improve the precision of the stock ... and processing of otoliths to allow the inclusion of population specific estimates of catch at age data remains ... that initial set up of laboratory equipment and salaries are the main expense in developing an ageing program ...
Meeting Document : WG-FSA-12/P07 : Author(s): D.C. Welsford, S.G. Candy, J.J. Verdouw and J.J. Hutchins
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Preliminary assessment of mackerel icefish (Champsocephalus gunnari) in Subarea 48.3 based on a UK survey in January 2004
for age 2+ fish only (age 1+ were not available from UK acoustic data in 2004). Estimates of short-term ... % confidence bound for the total biomass for 2003/04 was obtained using the bootstrap method for age 2+ fish ... only (age 1+ were not available from UK acoustic data in 2004). Estimates of short-term yield estimated ...
Meeting Document : WG-FSA-04/78 : Author(s): R.C. Wakeford, D.J. Agnew, M.B. Collins and G.B. Parkes(United Kingdom)
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Review of depredation mitigation methods applied within the CCAMLR Statistical Area
sp.). Several measures have been developed and tested over the years to mitigate depredation ... species are reviewed below. Author(s): R. Faulkner, N. Edmonds and M. Soeffker (United Kingdom) Title ... : Review of depredation mitigation methods applied within the CCAMLR Statistical Area Microsoft Word File ... measures have been developed and tested over the years to mitigate depredation by toothed whales, which ...
Meeting Document : WG-SAM-15/28 : Author(s): R. Faulkner, N. Edmonds and M. Soeffker (United Kingdom)
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Measurement of capacity in CCAMLR exploratory fisheries in Subareas 88.1 and 88.2: Secretariat update 2018
not indicate an excess of capacity in the fishery. Interpretation of data for 2018 should be made ... exploratory fisheries in Subareas 88.1 and 88.2: Secretariat update 2018 Microsoft Word File: fsa-18-15.docx ... not indicate an excess of capacity in the fishery. Interpretation of data for 2018 should be made ... update 2018 ...
Meeting Document : WG-FSA-18/15 : Author(s): CCAMLR Secretariat
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Proposals on standardization of toothfish resource research
is discussed in the context of discussion at the Scientific Committee and the CCAMLR Commission in 2018 ... -year international research program implemented in Subdivision 58.4.1., such as the lack ... efforts by years and research blocks do not allow obtaining scientific-based data for understanding ... in the context of discussion at the Scientific Committee and the CCAMLR Commission in 2018 regarding the longline ...
Meeting Document : WG-SAM-2019/34 : Author(s): S. Kasatkina
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Revised continuation proposal of multi-Member research on Patagonian toothfish (Dissostichus eleginoides) exploratory fishery in 2018/19 in Division 58.4.3a by France and Japan
fisheries in Division 58.4.3a over the coming years in order to contribute to the tagging program ... (Dissostichus eleginoides) exploratory fishery in 2018/19 in Division 58.4.3a by France and Japan Approval ... to continue their exploratory fisheries in Division 58.4.3a over the coming years in order to contribute ... eleginoides) exploratory fishery in 2018/19 in Division 58.4.3a by France and Japan ...
Meeting Document : WG-FSA-18/61 : Author(s): Delegations of France and Japan
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The Antarctic toothfish: how common a prey for Weddell seals?
common (as evidenced by more than 30 years of sustained research projects on that toothfish population ... 30 years of sustained research projects on that toothfish population). ...
Meeting Document : WG-EMM-07/P4 : Author(s): P.J. Ponganis and T.K. Stockard (USA)
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Seabird mortality in the Japanese tuna longline fishery around Australia, 1988–1995
and age cohorts. and these unequal representations were not consistent between fishing grounds or seasons ... and age cohorts. and these unequal representations were not consistent between fishing grounds or seasons. ... Abstract: Large numbers of seabirds are killed each year within the Australian Fishing Zone (AFZ ... ) by Japanese longline vessels targeting tuna. In recent years the estimated rate of seabird bycatch in the AFZ ...
Meeting Document : WG-FSA-98/31 : Author(s): N. Brothers, R. Gales and T. Reid (Australia)