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Food consumption by predators in a CCAMLR integrated study region
/ Description: A detailed description of the structure and mode of operation of a model for estimating food ... Georgia Integrated Study Region and incorporates new features, allowing for seasonal variation in predator ... two breeding attempts in three years at South Georgia. Thus the estimation procedure is based on an ... character is assumed non-breeder). Blank Number of years to complete one activity cycle (e.g., 2 for ... activity cycle (365 for most species, 730 for species whose cycle lasts two years, and 1 095 for king ... . Columns 1-2 3-7 8 9-13 14 15-19 20 21-25 26 27-31 32 33-37 Contents Blank a or b for ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 489–519 : Автор(ы): Croxall, J.P., C. Ricketts and A.G. Wood
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Using ecosystem monitoring data to detect impacts
impacted by activities such as fishing. This paper discusses a range of methods for inferring such impacts ... an observed value in an unimpacted system, or (ii) the frequency of values below a fixed reference ... within a few years of its onset, but a fixed reference point method could have provided this sustained ... probabilities of Type I and Type II error can be evaluated analytically for these methods, which facilitates ... : Method 4 with inference based on changes in frequency: the observed proportion of years in an n-year ... objectives for animal populations. Furthermore, the state of indicator populations cannot always be ... baseline PDF were then used to test for impacts in 20 more obser- vations drawn from the baseline period ... , represent- ing an ‘unimpacted’ population, and 20 observa- tions drawn from a distribution representing the ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 197–212 : Автор(ы): Hill, S.L., J. Forcada, P.N. Trathan and C.M. Waluda
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Beyond MSY: a consideration of definitions of management objectives
/ Description: The concept of ‘Maximum Sustainable Yield’ (MSY) has provided a useful guideline for resource ... Article II of the CCAMLR Convention. The criteria will depend on whether the main concern is with ... assessment. Suggestions are made for the provision of advice to the Commission for the finfish and krill ... fishing practice, the distinction is an important one that exists for all fish except perhaps for a f~w ... curves are identical with the curves of (G-M)/R. For low age at first capture there is a clear ... recruit curve of Figure 2 for a high age at first capture does not reflect the behaviour of the total ... largest stock in the data series, the MNR for plaice being indeterminate but certainly less than 30 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 299-322 : Автор(ы): Gulland, J.A.
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Size compositions of males and females in the course of the life cycle of Euphausia superba
during the reproductive cycle. Information on size composition by sex is considered to be vital for an ... , using samples from different years. The observed variations were related to stages of krill maturity ... composition by sex is considered to be vital for an understanding of krill population structure. It is ... dates on which the reproductive cycle stages occurred. For this reason an analysis of the stages of ... ) will help researchers to develop an optimal sampling strategy for the subsequent thorough analysis of ... ..... ... %30~ ! \:'" ,,-00, '"1 '\ 64-38S 47-00E if 16~ ~ 13.1.84 ,,/ \ 16.1.84 166 I ...:---'\. \! 20 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 3–16 : Автор(ы): Makarov, R.R.
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Resolution Resolution 11/XII (1993)
IIpIczBJIeW3T K ~ T O G Pe30JIIOqMM BHMMaHMe BCeX CTpaH, He IIBJIXIoWHXCII ...
Resolution : 11/XII (1993)
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The biology of the spiny icefish (Chaenodraco wilsoni Regan, 1914)
Antarctic Peninsula in the last 25- 30 years has been the spiny icefish Chaenodraco wilsoni Regan 1914. C ... attempts suggested a maximum age of about 8 – 10 years. Author(s): K.-H. Kock, L.V. Pshenichnov, C.D ... myctophids to some extent in other areas. Age determination still awaits validation. Preliminary ageing ...
Meeting Document : WG-FSA-07/P1 : Автор(ы): K.-H. Kock, L.V. Pshenichnov, C.D. Jones, J. Gröger and R. Riehl. (Polar Biol., 31 (3): 381–393 (2007))
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Chapter 4: Science
to 9.6) 2018 Scar Krill Action Group (SKAG) update and support for 2019 SKAG meeting (SC-CAMLR-XXXVII ... organisations, deliver an initial assessment of the status, trends and possible future trajectories of Antarctic ... marine living resources, and the interactions of fisheries with them. (paragraphs 30 to 32) Scientific ... Committee (2018) SC-CAMLR-XXXVII, paragraph 13.16. Generic recommendation needs to the reviewed in context ...
Page : Site Section: The Organisation
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The effects of monitoring procedures on Adélie penguins
loss. There was a slight reduction in return rates of birds banded for more than one season, but no ... incubation period resulted in increased foraging trip durations and reduced breeding success. Attachment for ... breeding seasons. The implications of these findings for the CCAMLR Ecosystem Monitoring Program are ... rearing in the four years from 1989/90 to 1992/93 using the water-offloading method of Wilson (1984 ... slightly lower return rate (64%) for non-recaptured birds banded for two years compared with the range of ... carrying a band for one or more years, and on one occasion recaptured a bird with a wide open band, the ... studies have shown an 8 to 25% lower annual return rate for three species of pygoscelid penguins banded ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 155–164 : Автор(ы): Clarke, J. and K. Kerry
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WG-SAM-14
Patagonian toothfish in research block C of Division 58.4.4, Ob & Lena Banks for the years 1989/1990 to ... Union WG-SAM-14/20 Integrated models for Antarctic krill (Euphausia superba) using survey data from 1981 ... mawsoni) in Subarea 88.2 SSRUs 88.2C–H for the years 2002–03 to 2012–13 S. Mormede, A. Dunn and S.M ... . Hanchet (New Zealand) WG-SAM-14/30 Calculating effective releases and recaptures for stock assessments ...
Meeting
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Conservation Measure Conservation Measure 56/XI (1992)
B C T ~ T U C T H ~ ~ ~ C K O M ~ o ~ ( P & o H ~ 48.3 B Ce30He 1992/93 r. 1. B K O H U ~ ~ a x ~ o r o O T Y ~ T H O ~ O nepuoaa ... Effort and Biological Data Reporting System for Dissostichus eleginoides in Statistical Subarea ... 48.3 for the 1992/93 Season Area: Subarea 48.3 Species: Dissostichus eleginoides Adopted at Meeting ...
Conservation Measure : 56/XI (1992)
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