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1. Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia

   becoming fewer towards the end of the season in August. Killer whale interactions appear to be more ... the levels of depredation caused by killer whales (Orcinus orca) and sperm whales (Physeter ... sizes normally of 4 to 10 animals, and often appear to actively seek out fishing vessels and ‘strip’ the ... . Most interactions from sperm whales occur during May at the start of the season with the sightings ...

   Meeting Document : WG-FSA-10/P06 : Автор(ы): J. Moir Clark and D.J. Agnew

2. A SIMULATION STUDY TO DETERMINE THE RELATIONSHIP BETWEEN SAMPLING INTENSITY AND PRECISION WHEN ESTIMATING AVAILABILITY FUNCTIONS FOR BREEDING ADÉLIE PENGUIN COLONIES

   significant loss of information content. To this end, a simulation study was undertaken to examine how the ... STUDY TO DETERMINE THE RELATIONSHIP BETWEEN SAMPLING INTENSITY AND PRECISION WHEN ESTIMATING ...

   Meeting Document : WG-EMM-11/12 : Автор(ы): J. McKinlay and C. Southwell (Australia)

3. RECENT TRENDS IN NUMBERS OF FOUR SPECIES OF PENGUINS AT THE PRINCE EDWARD ISLANDS

   in numbers of king penguin chicks that survived to the end of the winter period, but there was ... pairs of king penguins were incubating eggs at Marion Island, the larger of the two islands in the group ... considerable fluctuation in chick production in the 1990s. It was roughly estimated that on average 88% of king ... penguin chicks survived the winter period (from April to September/October). Numbers of gentoo penguins at ...

   Meeting Document : WG-EMM-10/P1 : Автор(ы): R.J.M. Crawford, P.A. Whittington, L. Upfold, P.G. Ryan, S.L. Petersen, B.M. Dyer and J. Cooper

4. Evaluating the impact of multi-year research catch limits on overfished toothfish populations

   Paper Title:  Evaluating the impact of multi-year research catch limits on overfished toothfish ... populations Abstract / Description:  In stocks that have been depleted by overfishing, the benefit of ... additional fisheries removals for research purposes needs to be evaluated against the risk that such catches ... may contribute to delaying or preventing the recovery of such stocks. Through simulating a Patagonian ... the end of the projection period to the median un- fished spawning stock biomass, SSB0) of 1.0 over a ... %, 25%, 30% and 35% of SSB0 at the end of the 5-year period. The annual catches taken in each scenario ... , starting in the year immediately after historical overfishing had ceased. Table 2: Input parameters for ... that results in a greater than 50% chance after 20 years that the stock has recovered to 95% of the ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 47–55 : Автор(ы): Welsford, D.C

5. Analysis of changes in biomass of fish stocks in the South Georgia Area in 1976/77 – 1986/87

   Abstract:  The swept area method was used to estimate biomass density changes in the stocks of ... , Notothenia gibberifrons, and Notothenia rossii marmorata in the South Georgia area in the seasons of 1916/77 ... -1986/87. In most of the seasons analysed, the estimates covered a near-bottom layer in about 1/6 of the ... area of the island shelf. Assessment results point to considerable variations in fish biomass density ...

   Meeting Document : WG-FSA-87/10 : Автор(ы): M. Mucha and W. Ślósarczyk (Poland)

6. Analysis of changes in biomass of fish stocks in the south Georgia Area in 1976/77 – 1986/87

   Abstract:  The swept area method was used to estimate biomass density changes in the stocks of ... , Notothenia gibberifrons, and Notothenia rossii marmorata in the South Georgia area in the seasons of 1976/77 ... -1986/87. In most of the seasons analysed, the estimates covered a near-bottom layer in about 1/6 of the ... area of the island shelf. Assessment results point to considerable variations in fish biomass density ...

   Meeting Document : SC-CAMLR-VI/BG/40 : Автор(ы): M. Mucha and W. Ślósarczyk (Poland)

7. Diurnal changes of some biological characteristics of Euphausia superba Dana in swarms (westward of the South Orkney Islands, 24 March to 18 June 1990 - based on data reported by biologist-observer)

   out during the working period of commercial trawler ‘Grigory Kovtun’ in the fishing area near the ... station consisted of series of catches by mean the usual commercial trawl (9-12 tows per every station ... of swarms. When diurnal migration are absent (particularly at most later season) the diurnal changes ... . superba from end March to June was observed in operation region. As may suppose, these changes are related ...

   Meeting Document : WG-KRILL-92/09 : Автор(ы): A.V. Vagin, R.R. Makarov and L.L. Menshenina (Russia)

8. Learning about Antarctic krill from the fishery

   understanding their biology to be able to make reliable predictions about the reaction of their populations to ... biology. The krill fishery is the largest fishery in the Southern Ocean, continuously operating since ... discussions to understand krill biology. In this paper, after a brief overview of krill fishery operation and ... krill biology, we examine how current data collection through the fishery operation could contribute to ...

   Meeting Document : WG-EMM-07/P5 : Автор(ы): S. Kawaguchi and S. Nicol (Australia)

9. Learning about Antarctic krill from the fishery

   understanding their biology to be able to make reliable predictions about the reaction of their populations to ... biology. The krill fishery is the largest fishery in the Southern Ocean, continuously operating since ... discussions to understand krill biology. In this paper, after a brief overview of krill fishery operation and ... krill biology, we examine how current data collection through the fishery operation could contribute to ...

   Meeting Document : WG-EMM-06/24 : Автор(ы): S. Kawaguchi and S. Nicol (Australia)

10. Comparison of census methods for black-browed albatrosses breeding at the Ildefonso Archipelago, Chile

    pairs of black-browed albatrosses bred at the Ildefonso archipelago. After the Falkland Islands/Malvinas ... the Ildefonso Archipelago, Chile, for > 90 years the population has never been censused using ... scientifically defendable methods. To estimate population size, and examine the accuracy and practicality of ... various census methods, the population was censused in the 2002/03 breeding season using a) ground-truthed ...

    Meeting Document : WG-FSA-06/12 : Автор(ы): G. Robertson, K. Lawton (Australia), C.A. Moreno (Chile), R. Kirkwood (Australia) and J. Valencia (Chile)

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