Search results

1. Population genetic structure of Patagonian toothfish in the West Indian Ocean sector of the Southern Ocean

   marqueurs moléculaires ont servi à étudier la structure du stock de légine australe (Dissostichus ... . La diversité de l'haplotype d'ADNmt variait entre 0,331 et 0,351. Les niveaux observés ... -structure de la population parmi les prélèvements. Les estimations de la variance génétique de l'ADNmt (FST ... = –0,016) et des microsatellites (FST = –0,005) indiquaient que toute la variation était observée dans les ... Paper Title:  Population genetic structure of Patagonian toothfish in the West Indian Ocean sector ... structure of Patagonian toothfish (Dissostichus eleginoides) in the West Indian Ocean sector of the Southern ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 21–32 : Author(s): Appleyard, S.A., R. Williams and R.D. Ward

2. Assessment of krill flux factors in waters of South Orkney Islands during summer 1996

   d'une etude menee du 19 fevrier au 7 mars 1996 en vue d'evaluer les facteurs de flux de krill dans la ... sous-zone 48.2. La zone d'etude (80 X 240 milles) se situe a la confluence des eaux du courant ... circumpolaire antarctique et de la mer de Weddell. Elle couvre des sites ou de fortes concentrations de krill ... ont souvent et6 observees par le passe. Le transport geostrophique du krill au-del8 de la bordure de ... Paper Title:  Assessment of krill flux factors in waters of South Orkney Islands during summer ... February to 7 March 1996 to assess krill flux factors in Subarea 48.2. The study area (80 x 240 n miles ... ) was located in the zone of interaction between waters of the Antarctic Circumpolar Current (ACC) and ... in the past. The geostrophic transport of krill across boundaries of the study area was calculated as ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 195–204 : Author(s): Kasatkina, S.M., V.N. Shnar, M.I. Polischuk, A.M. Abramov and V.A. Sushin

3. A composite recruitment index to describe interannual changes in the population structure of Antarctic krill at South Georgia

   est susceptible dl@tre reduit si les donnPes de chalutages cibles peuvent @tre incluses en utilisant ... l'is~dice composite de recrutement. Cet indice sert B dkcrire la dbmographie du krill autour de la ... krill d'2ge l + trouves autour de la Georgie du Sud etait tres faible (proportion de krill d'2ge ... reclutamiento basado en 10s datos de densidad de las prospecciones acusticas y en 10s datos de frecuencia de ... Paper Title:  A composite recruitment index to describe interannual changes in the population ... substantial differences, due in part to bias arising from a large number of krill in just one of the station ... %), while between 1994 and 1998 the number of 1+ krill found in the population increased with a very ... successful recruitment year due to krill spawned in 1994/95. File:  06watkins.pdf ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 71–84 : Author(s): Watkins, J.L

4. Indices of prey availability near the Seal Island CEMP site: 1990 to 1996

   Hanavm no~pe6nxe~b1x BHHOB ~6nk1313 ocTpoBa C m . Lista de las tablas Tabla 1: Prospecciones ... Fisheries Science Center PO Box 271, La Jolla CA 92038, USA Abstract Four indices of prey ... moyennes, relatives aux proies, de la densite, de la profondeur, de la distance de l'ile Seal et de la ... reproduisant a I'ile Seal. Les indices derives de ces donnees indiquent que bien que ia densite moyenne des ... / Description:  Four indices of prey availability are calculated from surveys conducted in the vicinity of the ... these indices may be useful in modelling krill predator breeding success as a function of prey ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 37–45 : Author(s): Hewitt, R.P., G. Watters and D.A. Demer

5. Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set

   to this abundance. Resume Aux alentours de I'extremite nord de la Peninsule Antarctique, du detroit de ... Bransfield et des I'les Shetland du Sud, les eau x froides polaires de la mer de Weddell rencontrent les ... eaux circumpolaires plus chaudes venant de I'ocean Pacifique. La se forme une serie de fronts connus ... sous le nom collectif de Confluence de Weddell-Scotia. Au sein de la region de la Confluence, les eaux ... data set Abstract / Description:  In the vicinity of the northern tip of the Antarctic Peninsula, the ... relatively cold and low in salinity throughout the water column and prone to deep reach convective events ... -Scotia Confluence in the Bransfield Straits is associated with abundant krill populations. It is ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 161-184 : Author(s): Gordon, A.L.

6. Use of the Leslie stock depletion model for the assessment of local abundance of Patagonian toothfish (Dissostichus eleginoides)

   analisis previos a fin de examinar si las disminuciones en el CPUE pueden ser modeladas mediante una ... chiliens pour la saison 1992/93, sous-zone 48.3. Jeu de donnees A. Tableau 6: Series si.lectionnees dans ... d'epuisement de Leslie a 6te utilise pour examiner les tendances locales de la capture par unite d'effort de ... pcche (CP-UE) des pccheries B la palangre de legine australe (Dissostichus eleginoides) autour de la ... used to examine local patterns in catch per unit effort (CPUE) in the longline fisheries for Patagonian ... presents a re-working and synthesis of previous analyses to examine whether declines in CPUE can be ... in localised areas for periods of at least three days. The results suggest that there is greater ... potential for application of the model in some areas than in others, but in general there is no sufficiently ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 55–77 : Author(s): Parkes, G., C.A. Moreno, G. Pilling and Z. Young

7. Length-based assessments revisited – why stock status and fishing mortality of long-lived species such as toothfish cannot be inferred from length-frequency data alone

   ) (Consta- ble and de la Mare, 1996; Constable et al., 2003) was used to simulate a single age-structured ... : 29–45. Constable, A.J. and W.K. de la Mare. 1996. A gen- eralised model for evaluating yield ... , A.J., W.K. de la Mare, D.J. Agnew, I. Everson and D. Miller. 2000. Managing fish- eries to conserve ... and W.K. de la Mare. 2003. Generalised Yield Model: User’s Manual and Specifications. Version 5.01b ... / Description:  In many of CCAMLR’s new and exploratory fisheries, stock assessment techniques are still in ... development. The failure of the tag-recapture program to provide robust assessments in many areas and doubts ... and fishing mortality from length-frequency data alone. In this paper, a number of length-based stock ... assessment methods are revisited and some limitations in their ability to draw robust inferences about stock ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 57–73 : Author(s): Ziegler, P.E., D.C. Welsford and A.J. Constable

8. Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 to 1996

   le secteur de la peninsule Antarctique. Pe3y~lbTaTbl 8HaJIH38 CC3OHHOrO PaCIIPOCTpaHeHMSl MOpKCOrO ... Southwest Fisheries Science Center PO Box 271, La Jolla CA 92038, USA Abstract Analysis of seasonal ... , in the Antarctic Peninsula area. Resume L'a~ialyse de la couverture saisonniere de glace de mer d'un secteur de ... 1.25 X 10" km2 au large de la partie nord-ouest de la peninsule Antarctique met en evidence pour ces ... four periods of extensive ice cover during the last 18 years. Variability in seasonal timing, areal ... with features described by Stammerjohn and Smith (1996) for ice cover in the Bellingshausen Sea ... . Periods of extensive winter ice cover peaked in 1980, 1986, 1991and 1995 and were foreshadowed by the late ... of sea-ice cover were integrated over time to produce an annual index of sea-ice cover in units of 10 ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 65–73 : Author(s): Hewitt, R

9. Brief report of the joint Soviet-Australian expedition of the USSR FRV Professor Mesyatsev to the Australian fishing zone around the territory of Heard and McDonald Islands, May-August, 1987

   aggregation of C. gunnari is given. Le compte rendu des resultats de la premiere expedition conjointe URSS ... -Australie dans la zone de peche australienne aux alentours du territoire des iles Heard et McDonald est ... brievement presente. Les conditions du milieu sur le plateau continental de Heard etaient favorables a la ... formation de concentrations commerciales de Champsocephalus qunnari durant l'hiver austral. La stabilite ... austral winter. Stability of the aggregation is discussed in relation to the environmental conditions. The ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 75-103 : Author(s): Gherasimchook, V.V., V.N. Brodin, A.V. Kljausov, I.B. Russelo, P.V. Tishkov and N.B. Zaremba

10. Small scale krill surveys: simulations based on observed euphausiid distributions

    d'une repartition de concentrations de l'euphausiace Meganyctiphanes norvegica est utilisee pour la ... modelisation des effets de l'orientation et de la fonne des essaims de kriU sur le succes de deux ... propositions de modeles de campagnes d'evaluation. La simulation met en jeu un certain nombre de voies ... quatre rotations. Les resultats indiquent que le coefficient de variation (CV) de la den site moyenne du ... aggregations. Calculations based on the power of surveys to reliably detect changes in mean density indicate ... be required to detect changes of 40% in the mean if CVs are as high as those obtained in the ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 245–256 : Author(s): Agnew, D.J. and S. Nicol

Pages