Résultats de la recherche
-
Leslie analyses of commercial snow crab trap data: a comparative study of catchability coefficients
from a survey conducted with traps. One way to calibrate the catch rates is to examine available ... historical Leslie analyses of commercial catch data obtained over several years and quantify the relationship ... that this approach may be feasible. Author(s): J.M. Hoenig, E.G. Dawe, D.M. Taylor, M. Eagles and J ...
Meeting Document : WS-CRAB-93/13 : Auteur(s): J.M. Hoenig, E.G. Dawe, D.M. Taylor, M. Eagles and J. Tremblay (USA)
-
Do fish prey size affect the foraging patterns and breeding output of the Antarctic shag Phalacrocorax bransfieldensis?
Islands, may be one of the reasons to explain the steady decrease in the number of breeding Antarctic ... shags observed in the last twelve years at colonies monitored in that archipelago. Author(s): R. Casaux ... Gobionotothen gibberifrons and Notothenia rossii observed in the last eighteen years around the South Shetland ...
Meeting Document : WG-EMM-02/4 : Auteur(s): R. Casaux and A. Baroni (Argentina)
-
The annual random stratified trawl survey to estimate the abundance of Dissostichus eleginoides and Champsocephalus gunnari in the Heard Island region (Division 58.5.2) for 2012
those of 2011 and about one and a half times higher than the long-term average. Champsocephalus gunnari ... RSTS were generally high in comparison with previous years, with the total fish catch being twice as ... ), anemones and corals. Catches of individual taxa were generally much lower than in previous years, except ... of fish, 1095 pairs of otoliths collected and 524 toothfish were tagged. Author(s): G.B. Nowara and ...
Meeting Document : WG-FSA-12/25 : Auteur(s): G.B. Nowara and T. Lamb (Australia)
-
Towards the development of an assessment of stock abundance for Subarea 88.2 SSRUs 88.2C–G
next 2–3 years) it be made mandatory for vessels to complete all of their sets inside one or more of ... could be relaxed in future years once sufficient tags have been recaptured to carry out an assessment of ... . Author(s): S.M. Hanchet and S.J. Parker (New Zealand) Title: Towards the development of an assessment ...
Meeting Document : WG-FSA-14/59 : Auteur(s): S.M. Hanchet and S.J. Parker (New Zealand)
-
Dietary segregation of krill-eating South Georgia seabirds
Abstract: The diets of six of the main seabird species (two petrels, two albatrosses, two ... performance was indicative of a year of good availability of krill around South Georgia. In such circumstances ... success and information on diet in 5-10 other years suggest that in 1986 seabird diet and reproductive ... of dietary segregation. Author(s): Prince, P.A., Croxall, J.P., Reid, K. Title: Dietary segregation ...
Meeting Document : WG-EMM-97/15 : Auteur(s): Prince, P.A., Croxall, J.P., Reid, K.
-
WG-FSA-00
V.L. Senioukov (Russia) WG-FSA-00/2 List of participants WG-FSA-00/20 Biological features of the ... of the skate by-catch from around South Georgia from one vessel in the 2000 longline toothfish season ... -00/64 Performance assessment and performance improvement of two underwater line setting devices for ... (France) WG-FSA-00/30 Seabird by-catch in the Patagonian toothfish longline fishery at the Prince Edward ...
Meeting
-
Diet and foraging effort of Adélie penguins in relation to pack-ice conditions in the southern Ross Sea
were consumed predominantly in a year of heavy pack-ice cover; more adult krill were consumed in two ... years when pack ice was sparse. Foraging trip duration differed by colony, season and year and was ... colony, seasons and year. Diet differed among colonies only slightly. The fish Pleuragramma antarcticum ... was the most important prey, especially during years or periods within years when little pack ice was ...
Meeting Document : WG-EMM-98/15 : Auteur(s): D.G. Ainley (USA), P.R. Wilson, K.J. Barton (New Zealand), G. Ballard, N. Nur (USA) and B. Karl (New Zealand)
-
Determination of a statistically based survey area suitable for hydroacoustic stock assessment of Euphausia superba in the Elephant Island, King George Island, Bransfield Strait area
-series of data from 1981, 1984 and 1978-1989 permitted resolution of inter-year differences in standing ... stock. The two units of sub-area within the site exhibit different patterns of annual distribution, but ... relatively uniform from year to year. Using only sub-area biomass leads to an ambiguous interpretation of the ... data as to whether high or law standing stock is due to low production (ie. "good" year vs ...
Meeting Document : SC-CAMLR-VIII/BG/32 : Auteur(s): Delegation of USA
-
Catch and Effort Data Submission Instructions
catches exceed 10–80% of their respective limits (see monthly catch and effort reporting) and during ... not later than two working days after the end of the 5-day reporting period ... and 58.4.2 when the total catch is less than 50–80% of the trigger level or 10% of the trigger level ... ), D (for day 16 to day 20), E (for day 21 to day 25) and E (for day 26 to the last day of the month ...
Document : Site Section: Data
-
Directed research. Antarctic Marine Living Resources (AMLR). A program development plan
coordination in planning and cooperative work between the two programs, where appropriate. The principal ... research vessel capable of operating in Antarctic waters for a period of 180 days each year. Note: The full ... , 1986. File: 20-USA.pdf ... . In the 50 years between 1930 and 1980 the populations of blue, fin, sei, and humpback whales are ... close coordination in planning ~nd cooperative work between the two programs, where appropriate. The ... of 180 days each year. Note The full text of this paper was published under the above title by ... ) developpera et mettra en vigueur. le Programme AMLR qui met l' accent sur la recherche dirigee entreprise ... fleets has already contributed to the overexploitation of Antarctic fish stocks. In the 50 years ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 363-373 : Auteur(s): Office of Science and Technology, NMFS, NOAA, US Department of Commerce (USA)