Resultados de la búsqueda
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A life table for female Antarctic fur seals breeding at Cape Shirreff, Livingston Island
and pregnancy of adult females (aged by cementum annuli) were used to estimate age-specific survival ... growth for the population. Author(s): M.E. Goebel, B.I. McDonald, J.D. Lipsky (USA), V.I. Vallejos, R.A ... Abstract: Mark-resight data were analysed for five cohorts (1997-2001) to estimate age-specific ... juvenile survival, age at first reproduction, and resight probabilities. Longitudinal histories of presence ...
Meeting Document : WG-EMM-06/39 : Autor(es): M.E. Goebel, B.I. McDonald, J.D. Lipsky (USA), V.I. Vallejos, R.A. Vargas, O. Blank (Chile), D.P. Costa (USA) and N.J. Gales (Australia)
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Age, growth and size at sexual maturity of Macrourus carinatus from the CCAMLR fisheries in division 58.5.2
samples collected during two research voyages to Heard and McDonald Islands (Division 58.5.2) in 1992 and ... 1993. The estimated range of ages was 4 – 25 years. von Bertalanffy growth parameters were calculated ... evident in the length-weight relationship from the two regions. Otolith and body size relationships were ... also calculated for M. carinatus from Division 58.5.2. Author(s): E.M. van Wijk, R. Williams and A.J ...
Meeting Document : WG-FSA-02/48 : Autor(es): E.M. van Wijk, R. Williams and A.J. Constable (Australia)
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Modelling the impact of fishery by-catches on albatross populations
tuna longline fisheries south of 30 S, to model estimated by-catch levels and other population ... of wandering albatross (uniform between 30°S–60°S; proportional to the distribution of longline ... parameters in the model. 3. The model used two alternative assumptions about patterns of at-sea distribution ... findings. Author(s): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France ...
Meeting Document : WG-FSA-01/18 : Autor(es): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France)
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COLTO Depredation Workshop
the second, a 2-year project covering other toothfish fisheries. Author(s): Submitted by COLTO Title ... operational guidelines in regards to depredation. A second depredation workshop is planned for 2018, aimed at ... that were addressed in the inaugural workshop. Since the workshop, two separate post-doctoral ... depredation projects have been developed and will begin in October 2016. The first, a 4-year project covering ...
Meeting Document : SC-CAMLR-XXXV/BG/23 : Autor(es): Submitted by COLTO
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Research plan for the Spanish exploratory longline fishery for Dissostichus spp. in Divisions 58.4.1 and 58.4.2: preliminary results of stage 1 (2012/13 season)
Spanish bottom longline system. One depletion experiments was completed in each of the SSRU surveyed ... start the depletion. A prospective estimation of the local biomass (B LOC) of the two localized areas ... and species involved. Author(s): R. Sarralde, L.J. López Abellán and S. Barreiro (Spain) Title ...
Meeting Document : WG-SAM-13/30 : Autor(es): R. Sarralde, L.J. López Abellán and S. Barreiro (Spain)
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A photographic reference set for Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region
by New Zealand with the “sister” otoliths provided to CCAMLR for use by other Members. Two ... photographs are provided for each otolith; one of the prepared otolith surface alone, and a second with ... via the CCAMLR website for use by Members. Author(s): C. Sutton and S. Parker Title: A photographic ...
Meeting Document : WG-SAM-18/18 : Autor(es): C. Sutton and S. Parker
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Revised reproductive analysis of Dissostichus mawsoni in SSRU 58.4.1 C for the Korean exploratory longline fishery in 2012/2013
Abstract: In the Division 58.4.1 there are two stocks of Dissostichus mawsoni, which is ... developmental stages, spawning season of D. mawsoni may be deduced from May to June, and the fish may spawn two ... the total length (TL) categories of D. mawsoni displayed 100% for the female in lager than 90 cm ... . Author(s): I.J. Yeon, J.S. Lee, Y.J. Kwon, M.A. Jeon, S.K, Choi, K.J. Seok, D.W. Lee, K.Y. Ku and H.J ...
Meeting Document : WG-FSA-13/45 : Autor(es): I.J. Yeon, J.S. Lee, Y.J. Kwon, M.A. Jeon, S.K, Choi, K.J. Seok, D.W. Lee, K.Y. Ku and H.J. Kim (Republic of Korea)
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Proposals on standardization of toothfish resource research
discussed in the context of discussion at the Scientific Committee and the CCAMLR Commission in 2018 ... efforts by years and research blocks do not allow obtaining scientific-based data for understanding the ... and survey design Author(s): S. Kasatkina Title: Proposals on standardization of toothfish resource ... -year international research program implemented in Subdivision 58.4.1., such as the lack of ...
Meeting Document : WG-SAM-2019/34 : Autor(es): S. Kasatkina
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Interannual variability of polynya extent in the Antarctic Ocean
Abstract: There are two general kinds of polynya (an ice-free area within sea ice borders ... are trending like a pulse wave. In the whole Antarctic Ocean, peak years of polynyas extent are in the ... 1981/82 (from July 1981 to June 1982), 1991/92 and 1995/96. In the Antarctic Peninsula area, peak years ... are in 1980/81, 1987/88 and 1992/93. Author(s): M. Naganobu and K. Segawa (Japan) Title: Interannual ...
Meeting Document : WG-EMM-01/34 : Autor(es): M. Naganobu and K. Segawa (Japan)
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Long-term study of the at-sea distribution of seabirds and marine mammals in the Scotia Sea, Antarctica
-bellied Storm Petrel. Antarctic Prion was the dominant species within the 5 years whereas Cape petrel ... encounter rate in the five years (0.29 ± 1.57 whale/nautical mile), followed by Humpback whale (0.09 ± 0.54 ... largest aggregations of all top predators (seabirds and cetaceans) were recorded mainly in two regions ... areas. Author(s): J.L. Orgeira, M. Alderete, Y.G. Jiménez and J.C. González (Argentina) Title: Long ...
Meeting Document : WG-EMM-14/06 Rev. 1 : Autor(es): J.L. Orgeira, M. Alderete, Y.G. Jiménez and J.C. González (Argentina)