Результаты поиска

1. Conservation Measure Conservation Measure 41-01 (2016)

   486A от 50°ю.ш. 20°з.д., на восток до 1°30'в.д., на юг до 60°ю.ш., на запад до 20°з.д., на север до 50 ... от 60°ю.ш. 20°в.д., на восток до 30°в.д., на юг до побережья, к западу вдоль побережья до 20°в.д ... около 169°30' в.д., на восток до 170° в.д., на юг до 80°ю.ш., на запад до побережья, к северу вдоль ... сбора данных и проведения исследований за период до 31 августа 2017 г., передаются в АНТКОМ до 30 ... General measures for exploratory fisheries for Dissostichus spp. in the Convention Area in the ... 2016/17 season Species:  Dissostichus spp. Limitations:  Except for waters adjacent to the Kerguelen ... and Crozet Islands Except for waters adjacent to the Prince Edward Islands Adopted at Meeting:  CCAMLR ...

   Conservation Measure : 41-01 (2016)

2. Conservation Measure Conservation Measure 41-01 (2014)

   °з.д., на восток до 1°30'в.д., на юг до 60°ю.ш., на запад до 20°з.д., на север до 50°ю.ш. В от 60°ю.ш ... ., на восток до 30°в.д., на юг до побережья, к западу вдоль побережья до 20°в.д., на север до 60°ю.ш. G от 50 ... °ю.ш. В от 60°ю.ш. 86°в.д., на восток до 90°в.д., на юг до побережья, к западу вдоль побережья до 80 ... ., на север до 76°ю.ш. M от 73°ю.ш. у побережья около 169°30' в.д., на восток до 170° в.д., на юг до 80°ю.ш ... General measures for exploratory fisheries for Dissostichus spp. in the Convention Area in the ... Subarea 88.1 Subarea 88.2 Species:  Dissostichus spp. Limitations:  Except for waters adjacent to the ... Kerguelen and Crozet Islands Except for waters adjacent to the Prince Edward Islands Adopted at Meeting ...

   Conservation Measure : 41-01 (2014)

3. Conservation Measure Conservation Measure 41-01 (2012)

   единиц (SSRU) (см. также рис. 1). Регион SSRU Граница 48.6 А от 50°ю.ш. 20°з.д., на восток до 1°30 ... до побережья, к западу вдоль побережья до 10°в.д., на север до 60°ю.ш. F от 60°ю.ш. 20°в.д., на восток до 30 ... °ю.ш. В от 60°ю.ш. 86°в.д., на восток до 90°в.д., на юг до побережья, к западу вдоль побережья до 80 ... ., на север до 76°ю.ш. M от 73°ю.ш. у побережья около 169°30' в.д., на восток до 170° в.д., на юг до 80°ю.ш ... General measures for exploratory fisheries for Dissostichus spp. in the Convention Area in the ... Subarea 88.1 Subarea 88.2 Species:  Dissostichus spp. Limitations:  Except for waters adjacent to the ... Kerguelen and Crozet Islands Except for waters adjacent to the Prince Edward Islands Adopted at Meeting ...

   Conservation Measure : 41-01 (2012)

4. Revised age and growth estimates for Antarctic starry skate (Amblyraja georgiana) from the Ross Sea

   Paper Title:  Revised age and growth estimates for Antarctic starry skate (Amblyraja georgiana ... georgiana in the Ross Sea suggested that these skates initially grow very rapidly for about five years ... , after which growth almost ceases (Francis and Ó Maolagáin, 2005). An alternative interpretation of age ... been generated that suggest much slower growth, greater ages-at-maturity (about 20 years compared with ... underestimated Estimated age (years) 0 10 20 30 40 P el vi c le ng th (c m ) 0 20 40 60 80 100 ... cessa- tion of growth. They estimated the age-at-sexual- maturity to be 6–7 years for males and 8–11 ... years for females, and their maximum observed age was 14 years. However, no ageing validation study ... an assessment of between-reader variability. The revised age and growth estimates for this species ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 211–220 : Автор(ы): Francis, M.P. and M.J. Gallagher

5. Estimation of natural mortality using catch-at-age and aged mark-recapture data: a multi-cohort simulation study comparing estimation for a model based on the Baranov equations versus a new mortality equation.

   obtained by integrating an ordinary differential equation (ODE) for within-year population dynamics. The ... process error in predicted catch-at-age numbers. Simulations assumed 1 000 releases per year over 12 years ... new mortality equation. Abstract / Description:  An estimation strategy for natural mortality, M ... , using multiple cohorts and multiple years of catch-at-age and aged mark-recapture data was tested using ... time. The initial age structure at the first year of fishing and for subsequent years is obtained by ... ) model) uses an ODE with constant within-year catch per unit time for each age class, and as a result ... of the population size for each age class and year of fishing. Allowing an adequate time for mixing ... = t0, then the starting numbers-at-age for the pop- ulation { }0 0 0,1 ,,...,=t t t AN N N must be ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 1–27 : Автор(ы): Candy, S.G.

6. Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground

   obtained using proportions-at-length and fishery- and year-specific age–length keys (ALKs) for years 1998 ... trawl ground at HIMI were used to estimate M. Catch and releases by age class for this fishery were ... directly from the estimates of population numbers-at-age. The properties of these two models for estimation ... in R, based on alternative ordinary differential equations (ODE) for within-year population dynamics ... fishery- and year-specific age–length keys (ALKs) for years 1998 to 2008. A large proportion of the ... age frequencies within each fishing year. For an M of 0.155, the expected number of recaptures fitted ... proportions-at-age for the main trawl ground for season 2 (1 May–30 September) and season 3 (1 October–30 ... -age proportions observed and fitted by CASAL for Ground B in (a) season 2 (1 May–30 September) and ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 29–45 : Автор(ы): Candy, S.G., D.C. Welsford, T. Lamb, J.J. Verdouw and J.J. Hutchins

7. Species identification and age estimation for the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea

   Paper Title:  Species identification and age estimation for the ridge-scaled macrourid (Macrourus ... Zealand for subsequent confirmation of their identity by researchers from the National Institute of Water ... methodology has yet to be validated for this species. Von Bertalanffy growth parameters were calculated from ... , living to at least 50 years. Females grow at a faster rate, and reach a larger size, than males, but both ... 40 50 60 70 80 90 100 0 5 10 15 20 25 30 35 40 45 50 55 60 Age (years) To ta l l en gt h ... . holotrachys Species identifi cation and age estimation for M. whitsoni 44 Marriott et al. 0 10 20 30 ... % 80% 90% 100% 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 ... maturing. 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 12 13 14 15 16 17 18 19 20 21 22 23 24 25 ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 37–51 : Автор(ы): Marriott, P., P.L. Horn and P. McMillan

8. Estimation of effective sample size for catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial distribution

   Paper Title:  Estimation of effective sample size for catch-at-age and catch-at-length data using ... gave accurate estimators of an ESS that is appropriate for haul-level heterogeneity with increasing ... method. To account for process error in the calculation of the ESS, the lack of fit of the age-structured ... random variation across years in one of the selectivity function parameters and similarly for the ... sampling of the population age structure. For each of the 20 years in a replicate, catch-at- age ... ) effective sample size is given by /n hm . When catch-at-age frequen- cies for a series of years are given ... estimates of yn′ if catch-at-age frequen- cies for a series of years are available. They esti- mate yn ... interaction between years and age for these terms (i.e. linbin x linyr, linbin x quadyr, quadbin x linyr ...

   Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 115–138 : Автор(ы): Candy, S.G

9. A von Bertalanffy growth model for toothfish at Heard Island fitted to length-at-age data and compared to observed growth from mark–recapture studies

   Paper Title:  A von Bertalanffy growth model for toothfish at Heard Island fitted to length-at-age ... (IWLS), predicted substantially lower mean length-at-age for older ages compared to the VB curve fitted ... -estimated parameters. A young-age adjustment (less than 5 years old) to the VB model is also given in order ... to give more realistic predictions of mean length-at-age for young fish. File:  03candy-etal.pdf ... ed distribution with zero skew, and (ii) an exponential distribution for age- at-fi rst-capture that ... mean length-at-age for ages above 15 years. When length bin relative sampling frequencies were also ... – 20 year range. This translated to larger predictions for the MLPLB-fi tted curve for ages below 5 ... (2007): 43–66 43 A VON BERTALANFFY GROWTH MODEL FOR TOOTHFISH AT HEARD ISLAND FITTED TO LENGTH-AT-AGE ...

   Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 43–66 : Автор(ы): Candy, S.G., A.J. Constable, T. Lamb and R. Williams

10. REVISED AGE AND GROWTH ESTIMATES FOR ANTARCTIC STARRY SKATE, AMBLYRAJA GEORGIANA, FROM THE ROSS SEA

    that these skates initially grow very rapidly for about five years, after which growth almost ceases ... (Francis and Ó Maolagáin, 2005). We present an alternative interpretation of age and growth in A. georgiana ... growth, greater ages at maturity (about 20 years compared with 6–11 years) and greater maximum ages (28 ... . Francis (New Zealand) and M.J. Gallagher (Ireland) Title:  REVISED AGE AND GROWTH ESTIMATES FOR ANTARCTIC ...

    Meeting Document : WG-FSA-08/21 : Автор(ы): M.P. Francis (New Zealand) and M.J. Gallagher (Ireland)

Страницы