Search results
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Influence of sampling protocol on diet determination of gentoo penguins, Pygoscelis papua and Antarctic fur seals, Arctocephalus gazella
. The collection of diet samples on three occasions over a two week period was compared with collecting ... differences between sampling protocols. This study has shown that differences between sampling frequencies are ... . Mass of sampled individuals can account for significant variation and should be recorded, especially if ...
Meeting Document : WG-EMM-99/29 : Author(s): S.D. Berrow, R.I. Taylor and A. Murray (United Kingdom)
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Adélie penguin breeder abundance in CCAMLR Divisions 58.4.1 and 58.4.2
. The priority region for estimation is Area 48, but the krill consumption estimates are also being developed ... for estimation is Area 48, but the krill consumption estimates are also being developed for other regions around ...
Meeting Document : WG-EMM-13/09 : Author(s): C. Southwell, J. McKinlay, L. Emmerson (Australia), A. Takahashi (Japan), C. Barbraud, K. DeLord and H. Weimerskirch (France)
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Some data on Antarctic toothfish Dissostichus mawsoni reproduction in the Ross Sea (Subarea 88.1) in the period from December 2002 to March 2003
oocytes in Antarctic fish ovaries should be measured and calculated, in addition to histological ... literature information we came to the conclusion that strict limitation of Antarctic toothfish catch was ... necessary. Together with the limitation it is suggested paying maximum attention to investigate reproduction ...
Meeting Document : WG-FSA-03/49 : Author(s): V.G. Prutko and L.A. Lisovenko (Ukraine)
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Continuation of multi-Member research on the Dissostichus spp. exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) by Australia (notification ID 98422, 98423), France (94903, 94904), Japan (94886, 94887), Republic of Korea (94889, 94890) and Spain (94835)
milestones in accordance with ANNEX 24-01/A. In 2016, the Scientific Committee agreed that the research plan ... rules remain to be determined for these Divisions. WG-FSA-16/29 outlines the first multi-member ...
Meeting Document : WG-SAM-17/08 : Author(s): Delegations of Australia, France, Japan, Republic of Korea and Spain
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Estimating density and biomass of Antarctic krill around South Sheltland Islands using the 2-dB difference method
estimated using an acoustics survey. Acoustic data were collected with 38 and 120 kHz from April 13 to 24 in ... integration (SHAPES module within that software for swarm identification) based on data from a transect-based ... survey. The weighted krill density and biomass were estimated to be 0.20 g/m 2 and 18 thousand tons (CV ...
Meeting Document : WG-EMM-17/08 : Author(s): S.-G. Choi, K. Lee and D. An
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Biomass estimates of Antarctic krill based on survey conducted by the Chinese fishing vessel FV Fu Rong Hai during the 2019 Area 48 survey
shown that mean krill biomass density was 80.7 g m-2 with a CV of 13.6% in the survey area. However, the ... krill biomass estimates might be updated pending on the outcome of krill length clustering analysis and ...
Meeting Document : SG-ASAM-2019/07 : Author(s): X. Wang, X. Yu, X. Zhao, J. Zhang, G. Fan, J. Zhu and Y. Ying
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INTEGRATING COUNT EFFORT BY SEASONALLY CORRECTING ANIMAL POPULATION ESTIMATES (ICESCAPE): A METHOD FOR ESTIMATING ABUNDANCE AND ITS UNCERTAINTY FROM COUNT DATA USING ADÉLIE PENGUINS AS A CASE STUDY
Animal Population Estimates) is suite of routines that implements a general abundance estimator ... , Southwell 2004a). Within this resampling framework all measures of uncertainty associated with originally ... this way allows site-specific estimates to be aggregated to achieve region-scale population estimates ... counts). While tailored for Adélie penguins, the method and implementation is sufficiently general to be ...
Meeting Document : WG-EMM-09/20 : Author(s): J. McKinlay, C. Southwell and R. Trebilco (Australia)
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An interlaboratory comparison of ages estimated for Dissostichus eleginoides from the Argentine Sea, southwest Atlantic Ocean
carried out with NIWA, and the results presented, it is apparent that the NIWA preparation method produced ... otolith margin where the zones can be very narrow. Consequently, INIDEP has adopted the NIWA method to ... otoliths could not be classified as easy to read, the clarity of their zones is quite similar in the South ...
Meeting Document : WG-FSA-04/45 : Author(s): M.C. Cassia (Argentina), P.L. Horn (New Zealand) and J.R. Ashford (USA)
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in Subarea 48.6 in 2014/15
sizes would be vulnerable like the neighbour divisions if there is the same population. During the 2004 ... considering the precautionary catch limit. Therefore, the catch limits that the meeting got in 2013 meetings ... increased to get more recapture. The food-web of Dissostichus spp. has started to be studied in the southern ... bottom longline vessel, KINGSTAR belonged to Sunwoo Company in accordance with paragraph of CM 24-01 and ...
Meeting Document : WG-FSA-14/37 : Author(s): Delegation of the Republic of Korea
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Community Structure of copepods in epipelagic layers in the Ross Sea and neighboring waters
from three layers between the surface and 200 m with RMT 8m2 along the three longitudinal lines in the ... ; south of 72°S, 170°W; south of 75°S) were characterized with low abundances (2.6-5.2; mean 3.6 inds ... . 1000 m-3, 6.5-50.6; mean 18.5 inds. 1000 m-3). Author(s): Y. Watanabe, S. Sawamoto, T. Ishimaru and M ...
Meeting Document : WG-EMM-08/36 : Author(s): Y. Watanabe, S. Sawamoto, T. Ishimaru and M. Naganobu (Japan)