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Analyses of acoustic line-transect data from the waters around South Georgia: estimation of krill (Euphausia superba Dana) – biomass
some of the interactions taking place in the South Georgia marine ecosystem and involved a major ... sections approximately 30 n miles in length. Each section was further divided into 1 n mile integration ... (MVBS). 226 At the end of each section various 'station' activities were carried out as part of ... . An estimate of the mean bottom depth was available for each section. The CTD profiles collected at ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 225–243 : Autor(es): Murphy, E., I. Everson and A. Murray
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Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae) off the Chilean coast
methodology described by Pope et al., (1983). Each section comprised of 150 hooks placed 2 m apart on 60 cm ... proportion of females was 1:3.6. Figure 4 presents data collected in August 1991 off the coast of Valdivia ... 2001 to 3 000 3 72 - 131 97.0 4 75 - 133 95.4 113 O°r-__ ~96~0 ______________ ~~~~ __ -r ______ ... HOOK SIZE 3 2001-3000 n=29 12 2001-3000m n=69 10 6 8 4 6 4 2 2 0 0 50 60 70 90 110 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 107–119 : Autor(es): Moreno, C.A.
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Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects
, and the incorporation of random effects for vessels and YEAR interactions in the linear predictor of ... ; Diggle et al., 1994). Interactions between YEAR and other factors must be averaged out of the linear ... relative abundance for the fi sh- ery. This averaging operation is straightforward if these interactions ... extended quasi-deviance (see equation (3.1) of Lee and Nelder, 2001) for equation (8) that extends the ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Autor(es): Candy, S.G
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
for the current year (TACy’) as described in the next section which specifies the MP. 4. The ... , K.-H., J.M. Clark and C.A. Moreno. 2008. Interactions between cetaceans and fisheries in the ... . Killer whale (Orcinus orca) and sperm whale (Physeter mac- rocephalus) interactions with longline ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Autor(es): Brandão, A. and D.S. Butterworth
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Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area
from studies of predator- prey interactions between P. bransfieldensis and inshore demersal fish of ... conducted near Elephant Island in late autumn/winter 1986. Archive of Fishery and Marine Research, 42 (1 ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Autor(es): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux
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Fishing for toothfish using pots: results of trials undertaken around South Georgia, March–May 2000
CCAMLR Scier~ce, Vol. 8 (2001): 93-105 FISHING FOR ... interactions of marine mammals with fishing operations. No direct interactions were seen. Antarctic fur seals ... -section of sizes and sexes, were subjected to reimmersions. All individuals were 'lively' before ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 93–105 : Autor(es): Agnew, D.J., T.M. Daw, G.M. Pilling and M.G. Purves
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A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
diamondedged saw. One half of the sectioned block was mounted (otolith section down) onto a microscope slide ... various studies on Antarctic silverfish age and growth are presented in La Mesa and Vacchi (2001) and ... (2): 111–119. La Mesa, M. and M. Vacchi. 2001. Age and growth of high Antarctic notothenioid fish ... Smith, W.O. Jr., D.G. Ainley and R. Cattaneo Vietti. 2007. Trophic interactions within the Ross Sea ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 75–86 : Autor(es): Sutton, C.P. and P.L. Horn
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Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia
section of the streamer line was recovered during hauling and reattached. All lines set, except numbers ... caught was dependent on the weighting regime long-term health of the bird concerned. In total, and the ... around South Georgia in the 1998 winter fishery (April to August). By-catch rates from the 8.5 kg/ 40 m ... interact with the vessel during setting operations. From early sets it was found that the high number ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Autor(es): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes
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A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across the Scotia Sea and in small-scale management units from the CCAMLR-2000 Survey
The CCAMLR 2000 Krill Synoptic Survey of Area 48 (CCAMLR-2000 Survey) (Trathan et al., 2001; Hewitt ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 97–116 : Autor(es): Heywood, B.G., A.S. Brierley and S.F. Gull
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Spawning locations of mackerel icefish at South Georgia
CCAMLR Scierzce, Vol. 8 (2001): 107-118 SPAWNING ... research cruises. During August 1983 a regular grid of 42 stations spaced at 30 n mile (55 km) intervals ... also from June to August. There was a sudden increase in numbers in March leading to a peak in May ... Even though the August 1983 sampling program covered a wide area, C. gllrzt7nvi larvae were only ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 107–118 : Autor(es): Everson, I., A.W. North, A. Paul, R. Cooper, N.C. McWilliam and K.-H. Kock