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Results of fish stock assessment survey, South Georgia, December 1987 - January 1988
). The Commission for the Conservation of Antarctic Marine Living Resources has adopted a set of measures aimed ... the continued removal of sexually mature individuals without new recruitment to rebuild the population ... Island, U.S.A., January 1988. CRAWFORD, R. 1988. U.S. Antarctic marine living resources (AMLR) program ... and status of exploited Antarctic fish stocks: a review. Biological Investigations of Marine Antarctic ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 19-52 : Author(s): McKenna, Jr., J.E. and S.B. Saila
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Can we use discriminant function analysis to sex penguins prior to calculating an index of a morphometric characteristic?
a certain proportion of birds. Two overlapping normal distributions are used to show ... that there is a difference between the real mean characteristic for a sex, and the apparent mean derived by sexing the birds ... of birds with greater than 80% success, the difference between the true and apparent mean is likely ... to be undetectable when fewer than 600 birds are sampled. Therefore, under most normal sampling regimes ... the sex of individuals, it is only able to correctly sex a certain proportion of birds. Two overlapping ... for a sex, and the apparent mean derived by sexing the birds using discriminant analysis. When ... discriminant functions are able to correctly determine the sex of birds with greater than 80% success ... , the difference between the true and apparent mean is likely to be undetectable when fewer than 600 birds ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 259–272 : Author(s): Agnew, D.J.
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Heart rate and behaviour of fur seals: implications for measurement of field energetics
interacted with diving activity and swimming speed to produce a complex relationship between heart rate and ... activity patterns. Heart rate was also correlated with behavior over time lags of several hours. There was ...
Meeting Document : WG-EMM-99/36 : Author(s): I.L. Boyd, R.M. Bevan, A.J. Woakes and P.J. Butler (United Kingdom)
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Integrated analyses of circumpolar climate interactions and ecosystem dynamics in the Southern Ocean (ICED)
developing this initiative, and a key aim of ICED is to link with CCAMLR scientists to develop management ... the current status of ICED and is aimed at further developing links with the CCAMLR scientific ...
Meeting Document : WG-EMM-06/26 : Author(s): E.J. Murphy (United Kingdom), E. Hofmann (USA) and R. Cavanagh (United Kindom)
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The diet of the Antarctic fur seal Arctocephalus gazella at the Danco Coast, Antarctic Peninsula
. Among fish, Channichthyids constituted the bulk of the diet with Chionodraco rastrospinosus and ... with those reported for the South Shetland Islands, the closest area from where similar information is ...
Meeting Document : WG-EMM-02/9 : Author(s): R. Casaux, A. Baroni and A. Ramón (Argentina)
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Distribution of mackerel icefish by size-group at South Georgia
Abstract: The depth distribution of C. gunnari was investigated with data from 9 groundfish ... of 8 depth strata with mean depths of 112, 137, 165, 185, 208, 230, 257 and 308 m. Fish were divided ...
Meeting Document : WAMI-01/16 : Author(s): A.W. North and I. Everson (United Kingdom)
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Examination of the CCAMLR toothfish GLM
CPUE in Subarea 48.3 are investigated. Problems with crossover between the essentially summer fishery ... nationalities, coupled with the existence of the experimental fishery in 1994, lead us to suggest that future ...
Meeting Document : WG-FSA-98/35 : Author(s): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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THE HISTOLOGICAL ANALYSIS OF OOGENESIS AND MATURITY OF ANTARCTIC TOOTHFISH FROM THE ROSS SEA
fishing period the individuals with gonads of the late III stage of maturity were dominated. Their ovaries ... contained two groups of vitellogenous oocytes. The large oocytes of the nearest spawning season with average ...
Meeting Document : WG-FSA-09/26 : Author(s): S.V. Piyanova and A.F. Petrov (Russia)
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KRILL FISHERY REPORT: 2009 UPDATE
). Most of this catch was taken in Subarea 48.2 (51316 t) with the remainder in Subarea 48.1 (31533 t ... compares with 156521 t of krill reported in STATLANT data in 2007/08. Recent developments in the krill ...
Meeting Document : WG-EMM-09/06 : Author(s): Secretariat
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Diet of the cape petrel Daption capense during the post hatching period at Laurie Island, South Orkney Islands, Antarctica
in terms of frequency of occurrence. Fish prey formed near 64% by mass, with krill forming 35.8 ... compared with results of previous studies. Author(s): Montalti, D., Coria, N.R., Soave, G.E. Title: Diet ...
Meeting Document : WG-EMM-96/44 : Author(s): Montalti, D., Coria, N.R., Soave, G.E.