Search results
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Variations in condition indices of mackerel icefish at South Georgia from 1972 to 1997
months prior to spawning. Depending on locality, that will mean that except for the months of March ... -Jan 91 Jan-March 94 Sept 97 Shag Rocks: July + Sept 72 No sample No sample No sample April ... the periods January to May 1978 and from November 1978 to March 1979. Declining trends are seen from ... the period December to March over the approximate range of 50 to 100 km from the breeding site ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 119–132 : Author(s): Everson, I. and K.-H. Kock
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Antarctic krill and ecosystem management – from Seattle to Siena
the ‘new management’ ethos and ‘conservation ethic’ (see Hewitt and Linen Low, 2000) embodied ... early discussions were intricate and complex (see Miller and Agnew (2000) for details). Compromises ... both single and multi-species concerns (see Miller and Agnew (2000) for full explanation). WG ... and Agnew (2000). WG-Krill’s initial task was to identify manage- ment areas where management action could ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 175–212 : Author(s): Miller, D.G.M
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Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed distribution around South Georgia
to the ecology of krill and the fishery039;s interaction with local predator colonies. File: 01murphy-etal.pdf ... , O ~ Y ~ ~ M K O B ~ H H ~ ~ X B C ~ U ~ U C ~ L L Y ~ C K O M 6 m n n e m e ~ e AHTKOMU. noKa3aHb1 1000 M 2000-MeTp0Bb1e ~306a~b1. PACYHOK ... 3aperIlCTpHpOBaHbl YnOBbI pa3MepOM 60nbrue 3000 TOHH. 0603HaYeHkl~ CM. Ha PIlcyH~e 2. noKa3aHb1 250,500, 1000 H 2000 ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 1–17 : Author(s): Murphy, E.J., P.N. Trathan, I. Everson, G. Parkes and F.H.J. Daunt
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Consideration of major issues in ecosystem monitoring and management
and Nicol (2000). Although it is diffi cult to estimate age directly, experiments El modelo de ... by Siegel and Nicol (2000). The problem of standardising recruitment to the standing stock was addressed ... by Hewitt (2000), who defi ned a proportional recruitment index that was derived by comparing year-class ... CCAMLR 2000 Krill Synoptic Survey of Area 48 (CCAMLR- 2000 Survey) (SC-CAMLR, 2000). Regarding ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 213–232 : Author(s): Everson, I
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Comparative feeding ecology of Patagonian toothfish (Dissostichus eleginoides) in the southwestern Atlantic
between 46°-55°S and 60°-64°W, and around South Georgia between 53°-55°30039; and 3°-45°W. The South ... longline vessel Isla Sofia at depths from 1 050 to 1 530 m (sampling zone SG2) during March and April ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 105–124 : Author(s): García de la Rosa, S.B., F. Sánchez and D. Figueroa
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Target strengths of Antarctic krill (Euphausia superba)
, with mass escape of krill, owing to a presumed collision or attack by a seal. Half the data from another ... and 55. 38 kHz 120 kHz Method cr(mm2) cv(%) TS TS1 TS2 cr(m m2) cv(%) TS TS1 TS2 Subtraction 0.039 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 265–279 : Author(s): Everson, I., D.G. Bone, J.L. Watkins and K.G. Foote
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Towards the development of a management plan for mackerel icefish (Champsocephalus gunnari) in Subarea 48.3
, would preclude the fishery039;s ever opening. Several possible modifications to the decision rules ... . A commercial fishery existed in Subarea 48.3 in the 1970s and 1980s, ceasing in March 1990 (Kock, 1992 ... undertaken in February/March 1991 and 1994 - Everson et al., 1991, 1994b). Since catches in these years ... years for predators (these indices reflect predator performance from January to March of the stated ... in the long term. As in Figure 2, 1 March-30 April Mean of ln(recruits) Standard error of the mean of lrz ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 63–77 : Author(s): Agnew, D.J., I. Everson, G.P. Kirkwood and G.B. Parkes
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Analysis of albatross and petrel distribution within the CCAMLR Convention Area: results from the Global Procellariiform Tracking Database
; González-Solís et al., 2000a; Hyrenbach et al., 2002; Nicholls et al., 2002; Croxall and Wood, 2002 ... ) and sexes (e.g. Weimerskirch et al., 1997; González- Solís et al., 2000a, 2000b; Stahl and Sagar, 2000 ... - ships to oceanographic factors (e.g. Prince et al., 1998; Wood et al., 2000; Xavier et al., 2003 ... short-tailed shear- waters during the breeding season (Klomp and Schultz, 2000). Differences between ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 143–174 : Author(s): BirdLife International (prepared by C. Small and F. Taylor)
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Analysis of trends in Japanese krill fishery CPUE data, and its possible use as a krill abundance index
, then a slight decrease in March and April, remained constant until June, and increased slightly in July ... . In Subarea 48.2, predicted values in creased from December until February, and from March to May remained ... (≈150–180 kg/min) until the 2000/01 season, and decreased slightly during the 2001/02 and 2002/03 ... of the South Shet land Islands (Antarctic Peninsula area), 1980/81– 1999/2000. CCAMLR Science, 8: 25–36 ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 1–28 : Author(s): Kawaguchi, S., S. Candy, S. Nicol, K. Taki and M. Naganobu
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Evaluating the impact of multi-year research catch limits on overfished toothfish populations
to a level where the productivity of the stock is compromised (see Constable et al. (2000 ... and D. Miller. 2000. Managing fish- eries to conserve the Antarctic marine ecosys- tem: practical implementation ... Report, March 2007: 58 pp. Welsford, D.C., A.J. Constable and J.P. McKin- lay. 2009. Development ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 47–55 : Author(s): Welsford, D.C