Resultados de la búsqueda
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Evidence to support the annual formation of growth zones in otoliths of Antarctic toothfish (Dissostichus mawsoni)
, 2.5 and 3.5 years were estimated to be 14, 28, 37 and 46 cm total length (TL) respectively. These ... fish younger than 3.5 years. Counting translucent zones in the otoliths of D. mawsoni appears to be a ... D. mawsoni that had been injected with oxytetracycline some years before recapture. The six ... recaptured fish were all large (129–145 cm TL at tagging) and had been at liberty from 1 to 7 years. The ... . 0 20 40 60 80 100 120 140 160 180 0 5 10 15 20 25 30 Age (years) To ta l l en gt h ... is from 0.6 to 4.0 cm yr-1 for fi sh aged from 15 to 30 years. It is interesting that all the ... between 0+ and 3+ years. A length-frequency distribution of the aged fi sh by estimated year class ... -901, Kilbirnie Wellington, New Zealand A.L. DeVries Department of Animal Biology University of ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 125–138 : Autor(es): Horn, P.L., C.P. Sutton and A.L. DeVries
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e-cc-xviii-a4.pdf
... in 1994 that a full audit should be performed on average once every two years, and in 1995 that this ... would be required at least once every three years. As review audits have been performed for the past ... two years, the Committee recommended that the Commission require a full audit to be performed on the ... comply with this Regulation due to the timing of the financial years of their governments. However, in
application/pdf attached to:SCAF-99Meeting Report : SCAF-99
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REVISED AGE AND GROWTH ESTIMATES FOR ANTARCTIC STARRY SKATE, AMBLYRAJA GEORGIANA, FROM THE ROSS SEA
growth, greater ages at maturity (about 20 years compared with 6–11 years) and greater maximum ages (28 ... that these skates initially grow very rapidly for about five years, after which growth almost ceases ... –37 years compared with 14 years). Several pieces of circumstantial evidence support the new ...
Meeting Document : WG-FSA-08/21 : Autor(es): M.P. Francis (New Zealand) and M.J. Gallagher (Ireland)
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Diving pattern and performance in nonbreeding gentoo penguins (Pygoscelis papua) during winter
were bimodal. Shallow dives (30 m; 55% of total number and 81% of dive time) averaged 74-105 m and 2.7 ... patterns, averaging 10-20 m at dawn and dusk and 70-90 m at midday. These results are consistent with the ... similar to that of chick-rearing birds. The only major differences are that foraging-trip frequency is 20 ... % less and stomach-content mass on return ashore 30% less in winter. We conclude that foraging activity ...
Meeting Document : WG-CEMP-92/37 : Autor(es): T.D. Williams (United Kingdom), A. Kato (Japan), J.P. Croxall (United Kingdom), Y. Naito (Japan), D.R. Briggs, S. Rodwell and T.R. Barton (United Kingdom)
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Status of krill target strength
cause of bias in single-animal measurements, namely thresholding. Theoretical estimates for the target ... dependence of target strength on both animal size and transmit frequency, notwithstanding admitted ... shortcomings. Some recent single-animal measurements of target strength for live euphausiids and euphausiid ...
Meeting Document : WG-KRILL-92/11 : Autor(es): K.G. Foote (Norway), D. Chu and T.K. Stanton (USA)
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Conservation Measure Conservation Measure 21-01 (2008)
to base management advice, Noting that in recent years new fisheries have started without adequate ... Commission is unable to fulfil its function under Article IX, hereby adopts the following conservation ... measure in accordance with Article IX of the Convention: 1. A new fishery, for the purposes of this ... paragraphs 3 to 7, together with any other relevant information, shall be considered by the Scientific ...
Conservation Measure : 21-01 (2008)
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An assessment of the exploratory fishery for Dissostichus spp. on BANZARE Bank (CCAMLR Division 58.4.3b) based on fine-scale catch and effort data
). Cet article présente un résumé des données de capture et d'effort de pêche à échelle précise détenues ... highly concentrated effort and a third area of less con- centrated effort, together accounting for 80 ... % of all effort within a combined area of 53 000 km2 over the life of the fishery. Together, these ... in 2003/04, 49 (2.4%) were excluded from analysis due to missing data. Of these, 20 events had no ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 55–78 : Autor(es): McKinlay, J.P., D.C. Welsford, A.J. Constable and G.B. Nowara
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e-sc-iii.pdf
... Vice-Chairmen shall be staggered. 4.4 According to Article XVI, Paragraph 2, the amendment was ... although some USSR data are for calendar years and there is a need to report the data according to ... inventory together with commercial data. 6.6 A major report on USSR activities in the period 1962–1984 ... contained at Annex 6. 6.15 The report raised a number of questions for further discussion by the
application/pdf attached to:SC-CAMLR-IIIMeeting Report : SC-CAMLR-III
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Australia: An integrated stock assessment for the Heard Island and McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
activity across the Kerguelen Plateau. FRDC Report, No 2010/064 Yates et al (2018) Spatio-temporal ... . 2011 (WG-SAM-11/20) Assessment results consistent with those from combined assessments But difficult ... longline, now dominant method Trap trials in 2006, 2009-2011, 2013 IUU catches in early years (estimated ... • Fish stock assessments • Impact assessment of fishery on benthic habitat Years Model Index of ...
Document : Site Section: Meetings
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e-sc-xvi-a5.pdf
... increase during 1997/98 and subsequent years. A list of data requirements and submission deadlines was ... . As in previous years (SC-CAMLR-XIV, Annex 6 5, paragraph 5.11; SC-CAMLR-XV, Annex 5, paragraphs ... , cruise 1: crew unaware of Conservation Measure 29/XV until 20 November; Aquatic Pioneer, cruise 3 ... classes were absent two years later at the commencement of commercial fishing. 3.49 There was some
application/pdf attached to:WG-FSA-97Meeting Report : WG-FSA-97