Résultats de la recherche

1. Intra-annual variability in the abundance of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ krill density estimates

   -annual variability in the abundance of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005 ... kHz) were deployed on moorings on- and off-shelf to the northwest of South Georgia to measure ... explained 71% of the observed week-week variation. Mooring estimates of krill abundance were not ... periods suggesting that the mooring point estimates had relevance in a wider spatial context (ship surveys ...

   Meeting Document : WG-EMM-06/25 : Auteur(s): R.A. Saunders, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein, D.G. Bone and A.S. Brierley (United Kingdom)

2. Spatio–temporal dynamics in maturation and spawning of Patagonian toothfish Dissostichus eleginoides on the subantarctic Kerguelen Plateau

   both sexes. However, the magnitude of this temporal variation in age-at-maturity varied between gear ... eleginoides in the Heard Island and McDonald Islands (HIMI) fishery on the Kerguelen Plateau in the Indian ... Sector of the Southern Ocean based on gonads and otoliths collected between years 2004–2015, and using ... throughout the late autumn and winter months of May–August, and spawning activity is concentrated on slopes ...

   Meeting Document : WG-FSA-17/P04 : Auteur(s): P. Yates, P. Ziegler, D. Welsford, J. McIvor, B. Farmer and E.Woodcock

3. Stock status and population assessment of the Antarctic starry skate (Amblyraja georgiana) in Subarea 48.3

   Deficient” by IUCN (Endicott & Kyne 2009) and is one of the main by-catch species in the longline ... assessment of the Antarctic starry skate (Amblyraja georgiana) in Subarea 48.3 Approval:  Approved ... fishery for Patagonian toothfish (Dissostichus eleginoides) around South Georgia in the Southern Ocean ... Georgia and Shag Rocks was undertaken. The outcomes of this study narrowed some of the existing knowledge ...

   Meeting Document : WG-FSA-18/27 : Auteur(s): M. Söffker, N.D. Walker, M. Belchier and J. Ellis

4. Information on incidental mortality of seabirds and other protected species in the US West Coast pelagic longline fishery

   subject to pertinent US regulations as well as under the purview of IATTC. In response to a CCAMLR query ... Abstract:  Although the IATTC does not have an established observer program in its longline ... in 2002, IATTC informed CCAMLR of this US observer program. Information about seabird bycatch ... observed in the US West Coast pelagic longline fishery was reported by the US in WG-FSA-02/39. Per a ...

   Meeting Document : WG-FSA-03/39 : Auteur(s): D. Petersen, L. Enriquez and S. Fougner (USA)

5. Interannual variability of krill, salp and other zooplankton populations in the South Shetland Island area during Austral summer 1993–1998

   . Siegel (Germany) Title:  Interannual variability of krill, salp and other zooplankton populations in the ... sea ice in the Antarctic Peninsula region. Overall krill length/maturity composition reflected poor ... recruitment from the past two years. Unusually small juvenile krill in 1998 suggested that survival success ... during the 1993 "salp year". The magnitude of this salp bloom may have resulted from a large ...

   Meeting Document : WG-EMM-98/50 : Auteur(s): V. Loeb, W. Armstrong, R. Hewitt (USA) and V. Siegel (Germany)

6. Surveys of breeding penguins and other seabirds in the South Shetland Islands, Antarctica, January – February 1987

   Abstract:  Surveys of the South Shetland Islands, Antarctica in 1987 provided data on the size and ... estimate of 1,618,370 to 2,084.570 breeding Chinstrap Penguins, the most abundant penguin in the study area ... low search effort in the past. Author(s):  W.D. Shuford and L.D. Spear (USA) Title:  Surveys of ... location of penguin and Antarctic Blue-eyed Shag colonies and the breeding status of other seabirds. Our ...

   Meeting Document : SC-CAMLR-VI/BG/19 : Auteur(s): W.D. Shuford and L.D. Spear (USA)

7. Food and feeding of the mackerel icefish (Champsocephalus gunnari) around South Georgia in January/February 1991

   stations. Both, the proportion of krill (Euphausia superba) in the stomachs and the feeding intensity were ... uncommonly low in a period when energy-rich food is needed for the final maturation of the gonads. Author(s ... Abstract:  The diet composition and feeding intensity of mackerel ice fish (Champsocephalus ... . Szlakowski (Poland) Title:  Food and feeding of the mackerel icefish (Champsocephalus gunnari) around South ...

   Meeting Document : WG-FSA-91/29 : Auteur(s): K.-H. Kock (Germany), I. Everson, S. Campbell and G. Parkes (United Kingdom), D. Cielniaszek and J. Szlakowski (Poland)

8. Detection of anti-brucella antibodies in pinnipeds from the Antarctic Territory

   Abstract:  This paper describes the first detection of Brucella sp. antibodies in seals from the ... in six of the seventeen samples involving the two animal species. It is concluded that a Brucella sp ... . described as affecting marine mammals in the Northern hemisphere could be also present in the Antarctic ... -brucella antibodies in pinnipeds from the Antarctic Territory Approval:  Approved ...

   Meeting Document : WG-EMM-01/46 : Auteur(s): P. Retamal, O. Blank, P. Abalos and D. Torres (Chile)

9. Distribution and abundance of larval fishes collected in the western Bransfield Strait region, 1986–87

   Title:  Distribution and abundance of larval fishes collected in the western Bransfield Strait region ... samples collected in the western Bransfield Strait region during four RACER program cruises, December ... , and Trematomus scotti, numerically dominated the total catch. Two typically abundant species in this ... differences appear to be responsible for substantial shifts in species abundance relations between the two ...

   Meeting Document : SC-CAMLR-VIII/BG/36 : Auteur(s): Delegation of USA

10. DNA barcoding highlights a cryptic species of grenadier (genus Macrourus) in the Southern Ocean

    Abstract:  The genus Macrourus is a small group of bentho-pelagic fishes with three species ... recognized in the Southern Ocean and one in cold temperate to Arctic waters in the North Atlantic Ocean. DNA ... four well supported clades among the three Southern Ocean species. Additional specimens collected in ... , based on a Restriction Fragment Length Polymorphism (RFLP) test. Three characters counted/scored in the ...

    Meeting Document : WG-FSA-10/33 : Auteur(s): P.J. Smith (New Zealand), D. Steinke (Canada), P.J. McMillan, A.L. Stewart, S.M. McVeagh (New Zealand), J.M. Diaz De Astarloa (Argentina), D. Welsford and R.D Ward (Australia)

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