Resultados de la búsqueda

1. A revised estimate of short-term yield for the mackerel icefish (Champsocephalus gunnari) off Heard Island based on a trawl survey in 1998

   population. Unlike the previous 3 years, the Age 2 cohort in 1998 is very weak and is expected to contribute ... little to the biomass in subsequent years. If recruitment to Age 2 in 1999 is also weak then the fishery ... in 2000 will be predominantly on Age 5 fish. After this time, catch limits may need to be set at an ... Shell Bank) in the vicinity of Heard Island enabled a revised estimate of yield for the coming 2 seasons ...

   Meeting Document : WG-FSA-98/54 : Autor(es): A. Constable and D. Williams (Australia)

2. Near-shore acoustic surveys for Antarctic krill at South Georgia, January 2004

   observations from the past 20 years. A low density was perhaps not unexpected in line with recent cyclical ... to be well suited as an acoustic survey platform. The echosounder transducers were deployed on a ... were collected in seastate 6 with winds up to 30 knots and swells of approximately 2.5 m at survey ... patterns in density but may have been exacerbated by the presence of a large iceberg (40 miles by 30 miles ...

   Meeting Document : WG-EMM-04/35 : Autor(es): A.S. Brierley, P.N. Trathan, J. Poncet and A. Morton (United Kingdom)

3. Proposal for a longline survey on toothfish in Statistical Subarea 48.6 in 2017/18

   . This initial year will be used for exploration with particular emphasis on tagging efforts and habitat ... and acoustic techniques. The proposed research is pertinent to issues raised by the Scientific ... Patagonian and Antarctic toothfish, tagging toothfish for biomass estimation and for stock linkage studies ... South Africa.  In future years the aim is to expand the investigation and involve additional ...

   Meeting Document : WG-FSA-17/61 Rev. 1 : Autor(es): Delegation of Norway

4. A method for spreading the risk of localised effects of catches of Antarctic krill up to the trigger level, during the development of stage 2 of feedback management

   an approach for undertaking the review and providing advice on a future spatial distribution of the ... in Area 48 to develop a framework for the review of CM51-07.  We first consider the requirements for ... distribute the catch.  In the second section, we review the best scientific evidence available for krill ... Abstract:  Conservation Measure 51-07 provides an interim distribution of the trigger level in the ...

   Meeting Document : WG-EMM-16/69 : Autor(es): A.J. Constable, S. Kawaguchi and M. Sumner

5. The state of Dissostichus eleginoides stock and TAC for 1990/91 in Subarea 48.3 (South Georgia)

   determining growth rate, size and age composition, natural mortality and catch statistics an attempt was made ... Abstract:  The paper “The state of Dissostichus eleginoides stock and TAC for it for 1990/91 ... (VNIRO and AtlantNIRO, USSR) Title:  The state of Dissostichus eleginoides stock and TAC for 1990/91 in ...

   Meeting Document : WG-FSA-90/34 : Autor(es): K.V. Shust, P.S. Gasiukov, R.S. Dorovskikh and B.A. Kenzhin (VNIRO and AtlantNIRO, USSR)

6. A new method for the measurement of Antarctic krill Euphausia superba Dana from predator food samples

   carapace length were calculated for Antarctic krill Euphausia superba Dana for those classes of sex and ... predictor of total length is highly recommended for animals where total length measurement would be ... inaccurate, providing that the animal may be staged. Author(s):  H.J. Hill (United Kingdom) Title:  A new ... method for the measurement of Antarctic krill Euphausia superba Dana from predator food samples Approval ...

   Meeting Document : WG-CEMP-90/40 : Autor(es): H.J. Hill (United Kingdom)

7. Fishery selection for Patagonian toothfish in CCAMLR Subarea 48.3, asymptotic or dome shaped?

   age with depth, is suggested as an indicator that a dome selection pattern is unlikely in the 48.3 ... assessment and management advice provided for CCAMLR toothfish stocks. Toothfish migrate towards deeper ... waters as they age and increase in size and, in combination with the practical difficulties associated ... with deploying fishing gear at increasing depths, there is the potential for a dome shaped selection ...

   Meeting Document : WG-SAM-15/29 : Autor(es): C. Darby, V. Laptikhovsky and M. Soeffker (United Kingdom)

8. Revised CASAL model for D. eleginoides with updated biological parameters at Division 58.4.4b

   , Annex12), biological parameters (length-weight relationship, growth curve, Age Length Key, and maturity ... ogice) of Dissostichus eleginoides for Division 58.4.4b were updated based on the data gathered up to ... to conduct an exploration of the impact of different scenarios of depredation and IUU in order to ... estimation of IUU catch” and “1.5 Update CASAL model” (SC-CAMLR-37 Report, Annex12). A single-sex age ...

   Meeting Document : WG-SAM-2019/30 : Autor(es): T. Okuda and F. Massiot-Granier

9. Estimating the biodiversity and distribution of the northern part of the Kerguelen Islands slope, shelf and shelf-break for ecoregionalisation: benthos and demersal fish

   Abstract:  More than 30 expeditions have surveyed the Kerguelen Plateau over the last 80 years ... biological diversity. The richest cruises for the quantity of benthos collected are MD03 and MD04 (1974 and ... adults (Koubbi et al., 2001). More recently, the POKER I survey (2006), for demersal fish, POKER II (2010 ... ) for benthos and demersal fish, collected a large number of specimens on the Kerguelen island shelf ...

   Meeting Document : WS-MPA-11/09 : Autor(es): N. Améziane, M. Eléaume, P. Pruvost, G. Duhamel and Kerguelen group (France)

10. Quantifying within- and between-season variability in Adélie penguin fledgling weights: statistical and practical implications for detecting change

    reducing to 30 the number of birds weighed in a single 5-day period each year. If practical, this outcome ... Béchervaise Island and use them in a power analysis as a continuation of the CEMP review. The statistical ... these issues kept in mind, the major findings from these statistical models are the potential for ... implications for detecting change Approval:  Approved ...

    Meeting Document : WG-EMM-05/20 : Autor(es): L. Emmerson, C. Southwell and J. Clarke (Australia)

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