Search results

1. The population of Mirounga leonina at stranger point (25 de Mayo – King George I.)

   Stranger Point (25 de Mayo-King george I.) between 1980-87(excluding 1981). A decline in the population was ... observed in 1980-82 and 1987. The female component was mainly affected in 1 980-82 (r=-0.568) while the ... male component was affected in 1987 (r=-0.463). A possible influence of El Niño Southern Oscillation ... (ENSO) events upon the numerical changes in the studied population is postulated. Author(s):  Delegation ...

   Meeting Document : SC-CAMLR-VII/BG/33 : Author(s): Delegation of Argentina

2. Chlorophyll distributions around the South Shetland Islands

   patterns around the South Shetland Islands in the Antarctic survey of R/V the Kaiyo Maru from 13 December ... 1990 to 11 January 1991 (Leg I) and from 16 January to 11 February 1991 (Leg II). In the north of ... Livingston Island, high chlorophyll a concentration and low POC/chlorophyll a ratio in Leg II and low ... chlorophyll a concentration in Leg I suggest that phytoplankton bloom occurred in this area for about one ...

   Meeting Document : WG-KRILL-93/23 : Author(s): H. Ishii, T. Ichii and M. Naganobu (Japan)

3. Age/length key for Champsocephalus gunnari from South Georgia; Hill Cove survey, January 1990

   Abstract:  Discrepancy was noted between the age length key and modes in the length distribution ... of Ch. gunnari from the Hill Cove survey around South Georgia in January 1990. A revised age length ... key for this survey is proposed, based on data from a previous survey in the area. The revised age ... length key corresponds well to modes in the length distribution from the survey and to another key ...

   Meeting Document : WG-FSA-91/18 : Author(s): G. Parkes (United Kingdom)

4. Analysis and modelling of the Soviet Southern Ocean krill fleet, II: Estimating the number of concentrations and analytical justification for search data

   Abstract:  In this paper, I show how data that are routinely collected by survey vessels can be ... used to estimate the number of Concentrations of krill (in the sense of Butterworth (1988), Mangel ... (1988)) in a given region of the southern ocean. Sample computations are performed, using data collected ... by Soviet research/survey vessels in the early 1980s. These examples highlight the need for a ...

   Meeting Document : WS-KCPUE-89/06 : Author(s): M. Mangel (South Africa)

5. Potential for using CCAMLR VMS data for compliance analysis and data quality assurance

   Abstract:  In response to a request from the Scientific Committee the Secretariat has initiated a ... process to utilise VMS data for data-quality assurance in relation to catch data. This represents a change ... in focus on the use of VMS data by CCAMLR and requires a contingent change in emphasis on data ... quality assurance processes in order to ensure that the VMS can be used with an appropriate degree of ...

   Meeting Document : SC-CAMLR-XXXIV/BG/19 : Author(s): CCAMLR Secretariat

6. Preparing for the Year of the Skate: proposed information collection and tagging protocol for skates

   Abstract:  Skates are an important bycatch of the toothfish fishery in the CCAMLR area and have ... required before a full assessment can be carried out. In 2007, CCAMLR-SAM-WG recommended (CCAMLR XXVI WG ... collection effort on bycatch will be concentrated on skate species in that year in order to inform a full ... data from the fishery and a revised skate tagging protocol. These changes could be piloted in the 2007 ...

   Meeting Document : WG-FSA-07/39 : Author(s): S. Mormede, A. Dunn, J. Fenaughty, M. Francis, S. Hanchet, R. O’Driscoll and N. Smith (New Zealand)

7. Research standards for exploratory fisheries

   Abstract:  The potential for data poor exploratory fisheries in the CAMLR Convention area to ... in the past are reviewed. Exploratory fisheries and research questions for subareas without currently ... exploratory fishery in the Ross Sea leading to an assessment of D. mawsoni and the fishery for D. eleginoides ... in the northern South Sandwich Islands are used as examples of what can be achieved using exploratory ...

   Meeting Document : WG-SAM-11/15 Rev. 1 : Author(s): D. Kinzey (USA)

8. POPULATION ASSESSMENTS OF GENTOO PENGUINS (PYGOSCELIS PAPUA) BREEDING AT AN IMPORTANT ANTARCTIC TOURIST SITE, GOUDIER ISLAND, PORT LOCKROY, PALMER ARCHIPELAGO, ANTARCTICA

   Abstract:  Goudier Island is located in the Palmer Archipelago, to the west of the Antarctic ... Peninsula; it is one of the most frequently visited tourist sites in Antarctica. A number of gentoo penguin ... anywhere in the Antarctic. In this paper we describe the population trends and breeding productivity ... consecutive years beginning in the 1996/1997 breeding season. Our results demonstrate that all colonies show ...

   Meeting Document : WG-EMM-09/P07 : Author(s): P.N. Trathan, J. Forcada, R. Atkinson, R.H. Downie and J.R. Shears

9. Further calculations of the effects of krill fishing on predators

   situation where predator survival rates depend on other factors in addition to krill biomass. This is ... random component in the relationship between krill biomass and availability. An examination of the ... consequences in the case of the blackbrowed albatross suggest that these other factors result in yet lesser ... estimate the levels of krill harvesting which would result in halving the sizes of various krill predator ...

   Meeting Document : WG-Krill-94/24 : Author(s): D.S. Butterworth and R.B. Thomson (South Africa)

10. Analysis of the by-catch of Channichthys rhinoceratus and Lepidonotothen squamifrons from the fisheries at Heard Island and the McDonald Islands (Division 58.5.2)

    squamifrons are among the most common species bycaught in the toothfish and mackerel icefish trawl fisheries ... at Heard Island and McDonald Islands (HIMI) (Division 58.5.2). These species are rarely taken in the ... .). In the toothfish fishery both species are taken, whereas C. rhinoceratus is much more common in the ... research data analysed in this study shows that both species are widespread over the plateau in waters of ...

    Meeting Document : WG-FSA-12/24 : Author(s): G.B. Nowara, D.C. Welsford, S.G. Candy and T.D. Lamb (Australia)

Pages