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CCAMLR

Comisión para la Conservación de los Recursos Vivos Marinos Antárticos

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  1. On the status of mesopelagic fish (myctophidae) in the Southern Ocean ecosystem

    Abstract:  Analysis and synthesis of results of Russian and foreign research into the trophic ... relationships of myctophids demonstrate that this group of mesopelagic fish plays a significant role in the ... community of marine organisms of the Southern Ocean. The trophic status of myctophids has been determined ... - they are zooplankton-eaters who consume a considerable amount of meso and macroplankton which ...

    Meeting Document : WG-FSA-93/17 : Autor(es): A.N. Kozlov (Russia)

  2. The diet of Antarctic fur seals Arctocephalus gazella during the breeding season at South Georgia

    Abstract:  The diet of lactating female Antarctic fur seals Arctocephalus gazella at South Georgia ... was investigated during the pup rearing period (January- March) of 1991-1994. Antarctic Krill ... Euphausia superba was the main prey item, occurring in 88% of all scats (n=497), whereas fish occurred in 47 ... % and squid in 5%. There was considerable intra and inter-annual variation in the characteristics of ...

    Meeting Document : WG-EMM-95/28 : Autor(es): Arnould, J.P.Y., Reid, K.

  3. Spatial and seasonal distribution of adult Oithona similis in the Southern Ocean: predictions using boosted regression trees

    trees to derive relationships between environmental conditions and the distribution of the adult stage ... of the cyclopoid copepod Oithona similis in the Southern Ocean. Nearly 20 000 samples from the ... probability of detection (presence) and relative abundance of adults of this zooplankton species in surface ... the Receiver Operating Characteristic curve of 0.77) and relative abundance (28–35% variance explained ...

    Meeting Document : WG-EMM-10/P14 : Autor(es): M.H. Pinkerton, A.N.H. Smith, B. Raymond, G.W. Hosie, B. Sharp, J.R. Leathwick and J.M. Bradford-Grieve

  4. Assessing data requirements for tag-based estimates of local biomass in data-poor and exploratory fisheries

    impact on the numbers of tagged fish recaptures and accuracy of tag-based estimates using the Chapman ... estimator. The results showed that tag-based biomass estimates obtained from a low numbers of recaptures ... will have a high risk of over-estimating biomass and that for a given number of tagged fish available a ... minimum numbers of recaptures are required to ensure a low likelihood of biomass overestimation. For ...

    Meeting Document : WG-SAM-17/13 : Autor(es): L. Robinson, P. Burch and K. Reid

  5. Integrating Climate and Ecosystem Dynamics in the Southern Ocean (ICED) programme: Preliminary report of the ICED–CCAMLR Projections Workshop, 5 to 7 April 2018

    Abstract:  Climate change will alter the structure and functioning of Southern Ocean ecosystems ... and affect the ecosystem services they provide. The impacts of climate change will require development ... of conservation and management strategies that anticipate and adapt to potential changes in krill ... in the Southern Ocean (ICED) programme and CCAMLR brought together a range of ecologists, physical ...

    Meeting Document : WG-EMM-18/09 : Autor(es): E.J. Murphy, N.M. Johnston, S.P. Corney and K. Reid

  6. ECOSYSTEM SERVICES OF THE SOUTHERN OCEAN

    Abstract:  The Southern Ocean is a globally important marine region, providing a range of ... ecosystem services which support human life, health and well-being, including the provision of marine living ... resources, and the regulation of global climate and sea level. Assessing ecological processes in terms of ... the services they provide translates the complexity of the environment into functions which can be ...

    Meeting Document : WG-EMM-11/21 : Autor(es): S.M. Grant, S.L. Hill and P.N. Trathan (UK)

  7. Modelling the impact of krill fishing on seal and penguin colonies

    of a breeding colony but also the flux of krill through such areas. This paper outlines a proposed ... Abstract:  A key area of concern highlighted by the Scientific Committee of the Commission for the ... Conservation of Antarctic Marine Living Resources (CCAMLR) concerns the potential overlap of the krill fishery ... with the foraging area of land-based predators such as seals and penguins in the Antarctic Peninsula ...

    Meeting Document : WG-EMM-05/14 : Autor(es): É.E. Plagányi and D.S. Butterworth (South Africa)

  8. Preliminary assessment of Champsocephalus gunnari on the Heard Island Plateau (Division 58.5.2) based on a survey in May 2002

    in the 2002/2003 CCAMLR season. This paper provides a preliminary assessment of yield using the ... Abstract:  A survey of mackerel icefish, Champsocephalus gunnari, was undertaken in Division ... 58.5.2 in the vicinity of Heard Island in May 2002 to provide the information for an assessment of yield ... assessment methods of CCAMLR and discusses the implications of these results in relation to previous CCAMLR ...

    Meeting Document : WG-FSA-02/47 : Autor(es): A.J. Constable, R. Williams and T. Lamb (Australia)

  9. Preliminary analysis of seabird by-catch using CCAMLR observer data

    Dissostichus eleginoides and various factors, including the nature and use of mitigating measures as well as ... environmental variables such as time of day, time of year. Out of 3283 longline sets analysed only 311 caught ... distribution of non-zero values) and were analysed using two Generalised Linear Models, a binomial model for ... presence/absence of seabird catches and a Gamma model for the magnitude of non-zero catches. Sparsity of ...

    Meeting Document : WG-FSA-99/28 : Autor(es): D.J. Agnew and J.P. Croxall (United Kingdom)

  10. About the fecundity of Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3 (around South Georgia)

    Abstract:  The absolute and relative fecundity of Patagonian toothfish inhabiting areas of South ... Georgia Island and Shag Rocks were studied. The absolute individual fecundity of toothfish in relation to ... the size of specimens ranged from 56,3 to 567.5 thousands of eggs, averaging 152,9 thousands of eggs ... . Values of relative individual fecundity of toothfish varied from 4,1 to 13,0 thousands of eggs (averaging ...

    Meeting Document : WG-FSA-98/13 : Autor(es): M.M. Nevinsky and A.N. Kozlov (Russia)

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Correo electrónico: ccamlr [at] ccamlr [dot] org
Teléfono: +61 3 6210 1111
Facsímil: +61 3 6224 8744
Dirección: 181 Macquarie Street, Hobart, 7000, Tasmania, Australia

 

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