Search results
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Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3
Abstract: At WG-EMM in Siena, 2004, the UK reported on the bycatch of fur seals in the krill ... fur seal deaths in the fishery. WG-EMM requested the UK to provide further details of the methods ... gazella) entanglements on krill vessels fishing around South Georgia in the 2004 fishing season. The ... employed for consideration of IMAF. Observers recorded mitigation measures for fur seal (Arctocephalus ...
Meeting Document : WG-FSA-04/83 : Author(s): J. Hooper, J.M. Clark, C. Charman and D. Agnew (United Kingdom)
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Responding to climate change: Adélie penguins confront astronomical and ocean boundaries
changes in the migration patterns of the Ross Sea penguins. (Ecology, 91 (7) (2010): 2056–2069) Author(s ... latitudes for the remainder of the year. The latitudinal range of the Adélie penguin spans ~22o. Penguins ... from northern colonies may not migrate, but due to the high latitude of Ross Island colonies, these ... averaged 12,760 km, with the longest being 17,600 km, and were in part facilitated by pack ice movement ...
Meeting Document : WG-EMM-10/P11 : Author(s): G. Ballard, V. Toniolo, D.G. Ainley, C.L. Parkinson, K.R. Arrigo and P.N. Trathan
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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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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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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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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