Resultados de la búsqueda
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Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias
1 Nov 16 1 Dec 16 1 Jan 16 1 Feb 16 0. 0 0. 2 0. 4 0. 6 0. 8 1. 0 0 10 20 30 40 50 60 ... Camera 2 16 1 Nov 16 1 Dec 16 1 Jan 16 1 Feb 16 0. 0 0. 2 0. 4 0. 6 0. 8 1. 0 0 10 20 30 40 50 ... 16 1 Feb 16 0. 0 0. 2 0. 4 0. 6 0. 8 1. 0 10 20 30 40 50 60 C ou nt Date A O n es t a ... va ila bi lit y ad ju st m en t f ac to r 60 50 40 30 20 10 0 C ou nt 50 40 30 20 ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 229–241 : Autor(es): Southwell, C., J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery
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Best practice seabird by-catch mitigation for Spanish-rig longline vessels with emphasis on line weighting regimes
priority because Spanish system gear, while fast to deeper depths (10-20 m), is slow to clear surface ... between weights on longlines (30 m, 40 m and 50 m) and mass of the weights (4 kg, 6 kg and 8 kg) on sink ... time profiles of longlines. The variable was the sink time to six target depths from 1-20 m as ... with weights 30 m apart and either 6 kg or 8 kg traditional weighs, or 40 m and 8 kg weights, most ...
Meeting Document : WG-FSA-06/22 : Autor(es): G. Robertson (Australia), C.A. Moreno (Chile), B. Wienecke (Australia), P. Gandini (Argentina), G. McPherson (Australia) and J.-P. Seco Pon (Argentina)
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Mesopelagic fish of the Southern Ocean - summary results of recent Soviet studies
(Konstantinova, 1987, Atlantic sector). Growth rates during the first two years of life were found to be 30 to ... and the Antarctic Convergence areas (between 20° and 30°W) had statistically different length (SL ... year, together with specific features of the reproduction of myctophids, are major factors ... distributed and abundant, with more than 20 species found in the area. Most of them have a circumpolar ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 433–457 : Autor(es): Sabourenkov, E.N.
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Assessment of Patagonian toothfish (D. eleginoides) in Subarea 48.3
the current status of the stock is at 51% of B 0. Spawning biomass has been increasing in recent years ... . Projections indicate that a constant catch of 2 600 tonnes in the 2017/18 and 2018/19 seasons would be ...
Meeting Document : WG-FSA-17/53 : Autor(es): T. Earl and S. Fischer
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Results of a research survey to monitor abundance of pre-recruit Antarctic toothfish in the southern Ross Sea, February 2012
survey had an overall c.v. of 9%, which met the target c.v. of 10%. The survey caught mainly 70–110 cm TL ... San Aotea II and its sister ship Janas in earlier years of the fishery. The results of a standardized ...
Meeting Document : WG-SAM-12/29 : Autor(es): S.M. Hanchet, S. Mormede, A. Dunn (New Zealand) and H.-S. Jo (Republic of Korea)
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Assessment of the Patagonian Toothfish (D. eleginoides) in Subarea 48.3
35 years with 50% probability, with less than 1% probability declining below 20% of B0 and would ... the current status of the stock is at 52% of B0. Spawning biomass has been increasing in recent years ... . The 2008 year class is estimated to be well above average. Provisional projections indicate that a ...
Meeting Document : WG-FSA-15/59 : Autor(es): T. Earl, M. Soeffker and C. Darby (United Kingdom)
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Growth and natural mortality of Patagonian rockcod (Patagonotothen guntheri shagensis) from Shag Rocks shelf
Patagonian rockcod were found to be 2.5 years and 12.6 cm. File: 09-Shilbanov.pdf ... of 2 to 5 years are most abundant. Sexual maturity is attained by fish at 11 to 13 cm length, 20 to ... 30 g weight and age of 2 to 3 years. The sex ratio of fish is actually the same in all size classes ... to obtain the sum of years T, (Le. the number of years lived together by all specimens caught): T ... , % 60 -40 20 n=1470 2. 3 Lt 5 6 Age, years Figure 2: Age composition of P.g. shagensis in ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 111–121 : Autor(es): Shlibanov, V.I.
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Informations sur la pêche INN dans les zones économiques exclusives (ZEE) françaises de Kerguelen et Crozet et dans la zone statistique 58 de la CCAMLR
juillet 2017 au 15 juillet 2018 concernant les sous-zones statistiques 58.6, 58.5.1, 58.5.2 incluant les ... Kerguelen et Crozet et dans la zone statistique 58 de la CCAMLR Microsoft Word File: cc-xxxvii-bg-30.docx ...
Meeting Document : CCAMLR-XXXVII/BG/30 : Autor(es): Délégation française
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Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area
inshore sub-populations of N. rossii and G. gibberifrons over the last 16 years was most probably caused ... defined as the period from 1 May to 30 April next year. Variance was normalised using the trans ... performed on total and relative catches taken at PC are shown in Table 1. Split-year (1 May to 30 April ... of catch date (Epanenchikov kernel, bandwidth = 0.15), together with the observed split-year mean ... . rossii and G. gibberifions over the last 16 years was most probably caused by the offshore commercial ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Autor(es): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
years (i.e. 2008, 2009, etc. for year y’), the generated longline CPUE abundance indi- ces and longline ... future projections over a 20-year period, and in particular the following four statistics which were ... 20-year projec- tion period is zero under all OMs except for the Pessimistic one for which it is ... Bsp over the 20-year pro- jection period falling below 50% of Ksp is zero for the Optimistic and the ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Autor(es): Brandão, A. and D.S. Butterworth