Search results
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Characteristics of oceanic structure in the waters around the South Shetland Islands of the Antarctic ocean between December 1990 and February 1991: outstanding coastal upwelling?
for the phenomenon of the temperature rise is considered that the Warm Deep Water intruded over the ... supported this upwelling phenomenon. Author(s): M. Naganobu, T. Katayama, T. Ichii, H. Ishii and K. Nasu ...
Meeting Document : WG-KRILL-92/24 : Author(s): M. Naganobu, T. Katayama, T. Ichii, H. Ishii and K. Nasu (Japan)
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Seabird interactions with longline fishing in the AFZ: 1998 seabird mortality estimates and 1988–1998 trends
Author(s): N. Brothers, R. Gales and T. Reid (Australia) Title: Seabird interactions with ...
Meeting Document : WG-FSA-99/73 : Author(s): N. Brothers, R. Gales and T. Reid (Australia)
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Seabird interactions with longline fishing in the AFZ: 1997 seabird mortality estimates and 1988–1997 trends
Author(s): N. Brothers, R. Gales and T. Reid (Australia) Title: Seabird interactions with ...
Meeting Document : WG-FSA-98/30 : Author(s): N. Brothers, R. Gales and T. Reid (Australia)
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Management of C. gunnari in Subarea 48.3
likelihood of substantial periodic variation in natural mortality rates. These may be associated with ... mortality of icefish may, in some years, increase by a large factor (assumed here to be 4) declining to ... normal levels again when krill return. A scheme is elaborated that would use information from studies on ... can be used to calculate an appropriate proportion of an estimate of Bo which could be taken by ...
Meeting Document : WG-FSA-97/38 : Author(s): Kirkwood, G.P., Parkes, G.B., Everson, I., Agnew, D.J.
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Leslie analyses of commercial snow crab trap data: a comparative study of catchability coefficients
that this approach may be feasible. Author(s): J.M. Hoenig, E.G. Dawe, D.M. Taylor, M. Eagles and J ... from a survey conducted with traps. One way to calibrate the catch rates is to examine available ... the Leslie analysis. Data from several different regions can be made comparable by expressing catches ...
Meeting Document : WS-CRAB-93/13 : Author(s): J.M. Hoenig, E.G. Dawe, D.M. Taylor, M. Eagles and J. Tremblay (USA)
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Mackerel icefish size and age at South Georgia and Shag Rocks
mortality indicates that the mackerel icefish populations at South Georgia and Shag Rocks should be managed ... between 1987 and 2002. Most surveys were between December and February (summer), with one in September ... at each locality was similar. This is further evidence that C. gunnari probably hatch earlier at Shag ... 1987 and 1994, and this change was negatively correlated with summer sea surface temperatures during ...
Meeting Document : WG-EMM-03/7 : Author(s): A.W. North (United Kingdom)
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Reproduction in Antarctic notothenioid fish - a review
–20% of that of females. Length at first spawning may be from 55% of Lmax onwards, but in many species ... shift in spawning time is apparent. Fecundity is commonly positively correlated with fish length and ... decreasing relative fecundity towards higher latitudes. Incubation time may be up to five months. Eggs of ... observed in three species but may be more common in particular among the artedidraconids. A number of ...
Meeting Document : SC-CAMLR-X/BG/12 : Author(s): Delegation of Germany
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Hydroacoustic surveys of the distribution and abundance of krill: Prydz Bay region – FIBEX, ADBEX II and SIBEX II
cruise track is presented in graphical form. These data demonstrate a patchy density distribution with ... ), 1983-84 (ADBEX II) and 1984-85 (SIBEX II) cruises respectively. It could not be concluded, however ... , that there had actually been changes in the abundance of krill in the region over the period between ... the surveys because of the wide confidence limits on the abundance estimates. The precision with which ...
Meeting Document : SC-CAMLR-VII/BG/40 : Author(s): Delegation of Australia
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Krill caught by predators and nets revisited: interpreting prey selection in proper temporal–spatial scales
frequently show differences that have fueled speculation of prey selectivity by predators. Krill, however ... , are not homogenously distributed and matching temporal-spatial scales of sample collections can be ... compare krill length frequency data collected over the entire West area of the U.S. AMLR survey grid with ... that collected only in fur seal foraging habitat. Both are compared to krill in fur seal diet. When ...
Meeting Document : WG-EMM-04/49 : Author(s): M.E. Goebel, V. Loeb, D.P. Costa, S.N. Sexton, A.R. Banks, J.D. Lipsky and A.C. Allen (USA)
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An introduction to the Southern Ocean Observing System (Paper XP18 to CEP–SC-CAMLR Workshop 2016)
Antarctic Peninsula and one for the Indian Sector. A Ross Sea Working Group is in the process of being ... Antarctic Peninsula and one for the Indian Sector. A Ross Sea Working Group is in the process of being ...
Meeting Document : WG-EMM-16/70 : Author(s): A.J. Constable, L. Newmman, O. Schofield, A. Wahlin and S. Swart