Search results
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Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set
the 27.7 aa density. 2.1 57°W Section The water mass structure along the tip of Antarctic Peninsula ... does reveal strong spatial variability. A section of potential temperature and for salinity along ... ). Further south along the section the Pacific intrusion attenuates, replaced by the very cold, but low ... is included in the discussion section of this paper. 2.5 Group #3 North of Elephant Island In the region ...
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.
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Myctophids in the diet of Antarctic predators
is essential for assessing trophic interactions between species, particularly if calculations of prey ... composition by sexes was different (Williams, 1991). The diet of females in July/August, 1987 consisted ... interactions of some species of fish from sub- Antarctic waters of the Indian Ocean. Proceedings ... of channichthyids in different areas of the Atlantic Antarctic. Voprosy Ikhtiologii, Vol. 28, Issue 5: 802-811 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 335–368 : Author(s): Sabourenkov, E.
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Management and assessment options for the crab fishery around South Georgia
section, we consider the assessment methodologies and data requirements for the implementation ... -sections deal with each approach in turn. A general comment that applies to all three approaches ... be established and investigated to address issues such as their efficiency and design. It is clear that we do ... . Carr, M.H. and D.C. Reed. 1993. Conceptual issues relevant to marine harvest refuges: examples from ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 193–202 : Author(s): Basson, M. and D.D. Hoggarth
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Effects of recruitment variability and natural mortality on generalised yield model projections and the CCAMLR decision rules for Antarctic krill
(Hofmann et al., 1998; Murphy et al., 1998; Murphy and Reid, 2001; Siegel et al., 2003; Tarling et al ... based on maximum age. Murphy and Reid (2001) suggested that a value of 1.25 produced the best match ... 0.462 1999 0.022 n/a 0.168 0.042 2000 n/a n/a n/a n/a 2001 0.106 n/a 0.641 0.002 2002 0.458 0.935 ... of the AMLR grid. There are two general issues to consider con- cerning the approach taken in this paper ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 81–96 : Author(s): Kinzey, D., G. Watters and C.S. Reiss
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Some principles for fisheries regulation from an ecosystem perspective
as ••• any unit that includes all of the organisms in a given area interacting with the physical ... of perturbations (ACMRR, 1980; Pie1ou, 1981; Rig1er, 1982; Bender, Case and Gi1pin, 1984). Species interact ... ' might lie for a harvested species; nor, because of - 330 - interactions, does such a level ... of complexity of a system of interacting species may be abstracted into a subset of species of interest ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 323-339 : Author(s): de la Mare, W.K.
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A preliminary investigation of the possible effects of rhizocephalan parasitism on the management of the crab fishery around South Georgia
, and the population dynamics of and interactions between the host and parasite populations. A summary review ... of current knowledge is given in the next section. The basics of the host-parasite model are presented here ... of the likely interactions and characteristics of the system is built on the basis of current knowledge ... relationship was used. The prevalence, the fishing mortality and the degree of interaction between ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 175–192 : Author(s): Basson, M
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Analysis of krill trawling positions north of the South Shetland Islands (Antarctic Peninsula area), 1980/81–1999/2000
CCAMLR Scie~~ce, Vol. 8 (2001): 25-36 ANALYSIS ... the smaller immature animals. Ichii et al. (1998) suggested that the result of interactions between ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 25–36 : Author(s): Kawaguchi, S. and K. Segawa
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Target strengths of krill at 136 and 20 kHz
the numerical distributional characteristics of back-scattering cross section (estimate of mathematical ... of the Post-FIBEX Workshop in August 1984. BIOMASS Report Series No. 40. ANON. 1986. Post-FIBEX Acoustic ... -scattering cross section. In: Selected Scientific Papers, 1986 (SC-CAMLR-SSPI3) 1986, CCAMLR, Hobart ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 141–157 : Author(s): Kasatkina, S.M.
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Environment–krill relations in the South Georgia marine ecosystem
usually took place from April-May to August-September (Figure Z), although the start and finish times ... ) i n February and August-November and negative transport (from south to north) in December-January and April ... -edge attained its northern limit in the 20-50°W sector between August and October and reached its ... -August. 0 - 4> - O 00 - : 0 r = 0.91 3 4-4 E ffl ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 13–30 : Author(s): Fedoulov, P.P., E. Murphy and K.E. Shulgovsky
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Detection and quantitative estimation of krill concentrations by hydroacoustic instruments
of the acoustic cross-section (0) of shrimp calculated in relation to a mean length of 4.5 cm. As can be seen ... y 2 a = individual krill acoustic section, m space acoustic attenuation, db/m ; (1) J max 2 threshold ... by shrimp. Okeanologia, v.10, 1980, issue 6. Echo signal attenuation in the surface water layer ... . Determination of Antarctic krill acoustic back scattering cross section. Report to Bergen symposium ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 123-139 : Author(s): Yudanov, K.I.