Resultados de la búsqueda
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New data on spawning, hatching and growth of the Kerguelen Islands Champsocephalus gunnari shelf stock
Abstract: Combined studies on the inner shelf and outer shelf of the Kerguelen islands (1989/90 ... annual cohort. Strong differences in abundance of larvae are observed yearly. One cohort seems dominant ... in the samples along the study. It would explain the previouly observed three years cycle. Spawners ... spawning during the winter 1991/ Author(s): G. Duhamel (France) Title: New data on spawning, hatching and ...
Meeting Document : WG-FSA-94/9 Rev. 1 : Autor(es): G. Duhamel (France)
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KRILL DENSITY ESTIMATES IN CCAMLR SUBAREA 48.6 BASED ON ACOUSTIC DATA COLLECTED DURING JANUARY–MARCH 2008
continuously on six frequencies along one west-east and two south-north transects between latitudes 50 and 66.4 ... S in the sparsely studied CCAMLR subarea 48.6. The mean density of Antarctic krill, integrated to ... distributed. The majority of the detected krill was distributed between 40 and 80 m depth, and approximately ... 14 % was distributed within a 100 x 100 km core area centered around the Bouvetøya. Author(s): G ...
Meeting Document : WG-EMM-09/45 : Autor(es): G. Skaret, B.A. Krafft and R. Korneliussen (Norway)
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Aerobic dive limit: how often does it occur in nature?
animal is it’s aerobic dive limit (ADL). The ADL has only been measured in a few species. The goal of ... , deeper diving females made longer dives that approached or exceeded the cADL (P Author(s): D.P. Costa ...
Meeting Document : WG-EMM-00/48 : Autor(es): D.P. Costa, N.J. Gales and M.E. Goebel (USA)
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Population dynamics of black-browed and grey-headed albatrosses Diomedea melanophris and D. chrysostoma at Bird Island, South Georgia
categories delaying one further year (even when still paired). Grey-headed Albatrosses are essentially ... Island, South Georgia for 17 consecutive years (1975-1991). Over this period almost all the Grey-headed ... ) decreased. Black-browed Albatrosses follow an annual breeding cycle, with over 80% of birds successful in ... biennial, Author(s): P.A. Prince, P. Rothery, J.P. Croxall and A.G. Wood (United Kingdom) Title ...
Meeting Document : WG-CEMP-93/06 : Autor(es): P.A. Prince, P. Rothery, J.P. Croxall and A.G. Wood (United Kingdom)
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Growth per molt of male snow crab Chionoecetes opilio from Conception and Bonavista Bays, Newfoundland
that 20 of these had molted once while the remainder molted twice. Two lines of evidence support this ... , Newfoundland, in order to estimate the increase in size at the time of molting. Ninety-two animals were ... predicted the size after two molts in close agreement with a regression line fitted to data on double ... range 80-110 mm carapace width, the predicted size after molting in mm is equal to 7.398 + 1.038 x pre ...
Meeting Document : WS-CRAB-93/12 : Autor(es): D.M. Taylor and J.M. Hoenig (USA)
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Comentarios y propuestas respecto del desarrollo de mecanismos para la ordenación de la pesquería de kril en el área de la Convención de la CCRVMA
under development for spatially distributing the catch will have on the fleet039;s performance ... management, FBM) is one of the priority tasks being undertaken by the Scientific Committee and WG-EMM in ... recent years. An integral part of developing an FBM should be studying the risks of impact that methods ... parameters. Author(s): Delegation of the Russian Federation Title: Comments and proposals concerning the ...
Meeting Document : SC-CAMLR-XXXIV/11 : Autor(es): Делегация Российской Федерации
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Are krill recruitment indices from meso-scale survey representative for larger areas?
classes of the age-one-group which occur in the samples of some years. Author(s): V. Siegel (Germany ... ) and two-year old (R2) krill differ substantially between years. However, results were in conformity ... for age-one-old krill between scientific surveys from the northern Bellingshausen Sea, the Elephant ... recruitment indices derived from these two mesoscale surveys and analyse whether results from mesoscale ...
Meeting Document : WG-EMM-02/20 : Autor(es): V. Siegel (Germany), R.M. Ross and L.B. Quetin (USA)
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Contribution to the early life history of Channichthyidae from the Bransfield Strait and South Georgia
them that C. gunnari from the South Georgia region grow faster in the first two years of life than ... bimodal, formed by two separate length/age groups /Fig. 2/. Semi-transparent otoliths from postlarvae 38 ... / is likely to be age group II. Author(s): W. Ślósarczyk (Poland) Title: Contribution to the early ... considered to be fortnightly /Fig. 3/. Otoliths of juvenile C. gunnari /155-215 mm SL/ had one annulus ...
Meeting Document : CCAMLR/86/FA/08 : Autor(es): W. Ślósarczyk (Poland)
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An update on the ageing of Antarctic toothfish, Dissostichus mawsoni, from East Antarctica and the Amundsen Sea
%). Sister pairs of Antarctic toothfish otoliths were also prepared, one using the ‘bake and embed’ method ... each method. The values of IAPE and CV were acceptable between the two methods of preparation for ... vessel in Subarea 88.2 in the 2014-2015 season and in Division 58.4.1 in the 2015-2016 season, were aged ... sampling areas in East Antarctica and the Amundsen Sea. Author(s): G. Nowara, B. Farmer, T. Barnes, P ...
Meeting Document : WG-FSA-17/15 : Autor(es): G. Nowara, B. Farmer, T. Barnes, P. Ziegler and D. Welsford
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First increment validation of Patagonian toothfish (Dissostichus eleginoides) from Heard Island
one opaque and one translucent increment is formed each year on the sectioned face of sagittal ... Abstract: Patagonian toothfish, (Dissostichus eleginoides) have traditionally been aged assuming ... routinely ageing D. eleginoides, resulting in differences of ageing data presented. One area that was ... previously aged samples from the Heard and Macquarie Islands fisheries. These data suggest that the protocol ...
Meeting Document : WG-FSA-05/61 : Autor(es): K. Krusic-Golub, C. Green and R. Williams (Australia)