Search results
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WG-KRILL-91
(Korea) WG-KRILL-91/15 Estimation of krill (Euphausia superba) mortality and production rate in the ... ) WG-KRILL-91/25 By-catch of fish in the krill fishery I. Everson (United Kingdom), A. Neyelov and Y ... results of the Polish commercial krill fishery in the Antarctic during 1990/91 season I. Wójcik and R ... Antarctica’s pelagic communities N.M. Voronina (USSR) WG-KRILL-91/05 On the consequences of large-scale ...
Meeting
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FIELD IDENTIFICATION GUIDE TO HEARD ISLAND AND MCDONALD ISLAND (HIMI) BENTHIC INVERTEBRATES
specific reference material for the identification of benthic invertebrates in areas specific to which ... observer identifications and also to assist in the identification of vulnerable areas, the Scientific ... Abstract: At CCAMLR-XXVI the Working Group on Fish Stock Assessment (WG-FSA) noted a lack of ... observers carry out their activities (SC-CAMLR-XXVI: Annex 5, paragraph 6.32). To improve the standard of ...
Meeting Document : WG-FSA-08/59 : Author(s): T. Hibberd and K. Moore (Australia)
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Matlab code for calculating krill biomass in a survey area
collection of code has revealed inconsistencies and omissions in the documentation, complicating attempts by ... collection of code has revealed inconsistencies and omissions in the documentation, complicating attempts by ... Abstract: In 2010, CCAMLR tasked the Subgroup on Acoustic Survey and Analysis Methods (SG-ASAM ... ) to recalculate the catch limit for Antarctic krill in the Scotia Sea based on updated acoustic ...
Meeting Document : SG-ASAM-16/03 : Author(s): A. Cossio, J. Renfree and C. Reiss
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Australian research on Antarctic bird and seal diets
using Ipecac (emetic) Reference: Whitehead, Johnstone and Burton (in preparation) Mean weight of all ... by single water offloading Reference: Puddicombe and Johnstone (1988) Mean weight of all food: Pre ... Lysianassidae and Eusiridae. Prey size (length range, mean ±SD millimetres): E. superba E. crystallorophias ... obtained by single water offloading Reference: Green and Johnstone (1988) Mean weight of all food ... data on the diets of important vertebrate predator species in Prydz Bay and around the sub-Antarctic ... rather low proportion of the diet of most vertebrate predators. Euphausia crystallorophias and the fish ... Pleuragramma antarcticum are important in most diets, and many predators can switch between prey species. The ... use of these predators to monitor the state of prey populations is thus very limited, although ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 231-249 : Author(s): Williams, R.
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Conversion Factors used for Patagonian toothfish in Division 58.5.1. and Subarea 58.6
in terms of size, space and time. It also looks at the size of sub-sample used for conversion factor ... measurement in relation with the accuracy of weight estimated at sea. Author(s): N. Gasco (France) Title ... weight and thus assess the amount of fish withdrawn from the stock. This paper describes factors ... emphasise the need to calculate CF with a sub-sample of the catch that is representative of the total catch ...
Meeting Document : WG-FSA-15/77 : Author(s): N. Gasco (France)
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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 ... research in relation to recent changes in the Southern Ocean environment. Author(s): S. Kawaguchi and S ...
Meeting Document : WG-EMM-07/P5 : Author(s): S. Kawaguchi and S. Nicol (Australia)
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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 ... research in relation to recent changes in the Southern Ocean environment. Author(s): S. Kawaguchi and S ...
Meeting Document : WG-EMM-06/24 : Author(s): S. Kawaguchi and S. Nicol (Australia)
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Estimating krill recruitment and its variability
surveys in the South Atlantic and the Indian Ocean sectors of the Southern Ocean give a mean recruitment ... a mean recruitment rate for 1+ krill (the ratio of the number of krill aged one year to the number ... Ocean sectors of the Southern Ocean give a mean recruitment rate for l+ krill (the ratio of the number ... standard normal function, p, is the mean of the length distribution for animals of age i. The values ... observations. Simulation studies show that the sampling distribution of the mean for delta distributions ... of the data or their mean do not lead to summary statistics which capture all the features of the sampling ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 55–69 : Author(s): de la Mare, W.K
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A review and preliminary analysis of CEMP data
Abstract: A review of the data in the CEMP database revealed minor inconsistencies that have now ... could be the cause. An examination of migration patterns in the Peninsula region would make show the ... . Other problems were detected, such as the use of old forms and Standard Methods, and the increasing ... amount of automated data being collected and submitted. Members should ensure that they use the most ...
Meeting Document : WG-EMM-02/7 : Author(s): Secretariat
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Krill and zooplankton populations monitored during AMLR 2004 surveys (Subarea 48.1) with respect to the long-term Elephant Island area datasets
Abstract: Net sampling during annual field season activities of the U.S. Antarctic Marine Living ... good recruitment of the 1990/00, 2000/01 and 2001/02 year classes and little contribution from the 2002 ... individuals occurred in the Elephant Island Area during January, larval concentrations and maturity stage ... concentrations of larval stages suggested potentially good recruitment success from the 2003/04 year class. The ...
Meeting Document : WG-EMM-04/72 : Author(s): V.J. Loeb (USA)