Search results
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The gentoo penguin as a candidate species for the CCAMLR Ecosystem Monitoring Program
in the CEMP. The extensive dependence of this species in these ISR’s on Euphausia superba, (including ... in winter), its residence in the ISR’s in winter and its early attainment of sexual maturity are all ...
Meeting Document : WG-CEMP-90/14 : Author(s): J.P. Croxall and T.D. Williams (United Kingdom)
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Hydroacoustic survey of elephant island and the vicinity of King George Island, austral summer 1989
Abstract: The hydroacoustic survey found a high krill abundance in the Elephant Island area (a ... “superswarm" not unlike 1981) and a very low abundance in the King George Island area compared to last ... years survey. The total biomass in the vicinity of Elephant Island estimated from 200 kHz survey data ... was 940 k tons with only 34 k tons in the King George Island/Bransfield Strait. The survey results ...
Meeting Document : SC-CAMLR-VIII/BG/33 : Author(s): Delegation of USA
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Power analyses of CEMP indices for penguins at Admiralty Bay and fur seals at Cape Shirreff and Seal Island
values of transformed CEMP indices to breeding year are equal to zero when, in fact, these trends ... probability of rejecting the null hypotheses when they were, in fact, true), three periods of monitoring, and ... 21 levels of annual percent change in the CEMP indices. We conducted a number of “combined analyses ... ” in which observations for different species, sexes, colonies/rookeries, and periods during the ...
Meeting Document : WG-EMM-03/52 : Author(s): G.M. Watters, R.P. Hewitt, W.Z. Trivelpiece and M.E. Goebel (USA)
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New data on depths inhabited by striped-eyed rock cod Lepidonotothen kempi (Norman) (Nototheniidae) off Bouvet Island
Abstract: In 2010 on the southern slope of Bouvet Island, I found L. kempi at still greater depth ... in the course of fishery for toothfish onboard of 1 Insung Korean longliner. In the first case ... , mature specimens with absolute length (TL) of 39–45 cm and weight of 0.8–1.3 kg were found in stomachs of ... Antarctic toothfish caught at depths of 1500–1900 m. In the second case at 54°32′7 S and 03°46′8 W, three ...
Meeting Document : WG-FSA-11/P02 : Author(s): A.F. Petrov
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Tagging larger toothfish, methods and equipment
Abstract: The current stock assessment in the Ross Sea (statistical Subareas 88.1 and 88.2) is ... of toothfish in this area is a mandatory requirement (Conservation Measure 41-01 Annex C). The Annex ... requires vessel to “target toothfish of all sizes in order to meet the tagging requirement”. This document ... Sanford Limited a major New Zealand fishing company in order to satisfy this requirement. These techniques ...
Meeting Document : WG-FSA-07/36 : Author(s): J.M. Fenaughty (New Zealand)
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Fecundity and egg size of Lithodid crabs from CCAMLR Subarea 48.3
Abstract: The fecundity and egg size of three species of lithodid crab caught in CCAMLR Subarea ... significantly between species. The highest relative fecundity and smallest egg size was found in Paralomis ... spinosissima which is found in shallower waters, whereas the lowest relative fecundity values and largest eggs ... were recorded in the deeper living species, Neolithodes diomedeae. In all species fecundity was ...
Meeting Document : WG-FSA-02/27 : Author(s): S.A. Morley, M. Belchier, J.D. Dickson and T.M. Mulvey (United Kingdom)
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Experimental acoustic estimation of bathypelagic fishes biomasses from the South Georgia and Shag Rock shelf areas with trawl sampling (RV Atlantida, February 1996)
Abstract: Experimental acoustic survey in shelf areas off South Georgia and Shag Rocks in CCAMLR ... stations location, catch length compostion, per cent proportion of various fish species in trawls samples ... , data of biological and oceanologica3 researches are presented. The data on target strengths obtained in ... - situ for icefish (Champsocephalus gunnari), the latter per cent proportion in trawl catches, velocity ...
Meeting Document : WG-FSA-96/59 : Author(s): Sunkovich, V. Yu., Frolkina, G.A., Severin, V.A., Abramov, A.M., Yorobyov, V.M., Polischuk, M.I., Bukatin, P.A., Shnar, V.N.
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Biology and harvesting of Dissostichus eleginoides around Kerguelen Island (Division 58.5.1)
Abstract: Dissostichus eleginoides is becoming an increasingly important species in the fisheries ... of the Southern Ocean. In Division 58.5.1, a directed trawl fishery has been in operation since 1984 ... /85 and has expanded in the deep western sector of the Kerguelen shelf. This fishery harvests the sub ... information for population dynamics, as well as demographic structures and trends observed in an abundance ...
Meeting Document : WG-FSA-91/09 : Author(s): G. Duhamel (France)
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Penguin monitoring via remote sensing
efforts in using remote sensing techniques for improved monitoring of environment and climate changes in ... general possibilities of a penguin monitoring in the Antarctic Treaty area based on remote sensing ... techniques. In order to stimulate and formalize this discussion, Germany proposes to open an Intersessional ... Secretariat website and invites CCAMLR to participate in this process. Author(s): H. Herata and F. Hertel ...
Meeting Document : WG-EMM-12/71 : Author(s): H. Herata and F. Hertel (Germany)
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Short note on time series of Drake Passage Oscillation Index (DPOI) and its influence on environmental variability
Abstract: An assessment of the environmental processes influencing variability in the recruitment ... and density of Antarctic krill (Euphausia superba DANA) is important as variability in krill stocks ... affects the Antarctic marine ecosystem as a whole. Naganobu et al. (1999) had assessed variability in ... krill recruitment and density in the Antarctic Peninsula area with an environmental factor; strength of ...
Meeting Document : WG-EMM-07/14 : Author(s): M. Naganobu and K. Kutsuwada (Japan)