Search results

1. RESEARCH PLAN FOR TOOTHFISH IN DIVISION 58.4.4a & b BY SHINSEI MARU NO. 3 IN 2009/10

   employed for 93 research hauls (three quarters of the total) in order to make an evaluation of the stock ... utilities of the data and reducing uncertainties. In 31 hauls (a quarter of total sets), the experimental ... one fishing line, will be used in order to standardize the CPUE of Trot line more accurately in this ... Abstract:  In order to clarify stock status and biological characteristics of Dissostichus spp. in ...

   Meeting Document : WG-SAM-09/11 : Author(s): Delegation of Japan

2. Research plan for toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2012/13

   structure, size, movement and growth of Dissostichus spp. in the centred area of Division 58.4.4 a & b ... . An approximate stock biomass level of Dissostichus spp. in the survey area was tentatively estimated ... experiment in SSRUs B and C in the 2012/13 season with slightly modified designs, considering security of ... hauls, due to understanding of differences in the physical and hooking conditions of tagged fish between ...

   Meeting Document : WG-SAM-12/17 : Author(s): Delegation of Japan

3. Antarctic neritic krill Euphausia chrystallorophias: spatio-temporal distribution, growth and grazing rates

   for only 180 days per year, mean growth rates ranged from 0.070-0.075 to 0.019-0.022 mm per day during ... in January-February and exhibited a mean length in the range 10.8-16.8 mm. In situ feeding rates were ... , mean growth rates ranged from 0.070-0.075 to 0.019-0.022 mm per day during the first and the fourth ... a mean length in the range 10.8-16.8 mm. In situ feeding rates were estimated in the Lazarev Sea using ...

   Meeting Document : WG-Joint-94/10 : Author(s): E.A. Pakhomov (Ukraine) and R. Perissinotto (South Africa)

4. Multiple acoustic estimates of krill density at South Georgia during 2000/2001 reveal significant intra-annual and spatial variability

   difference between the mean krill density derived from only those 4 transects surveyed early- and late-season ... difference between the mean krill density derived from only those 4 transects surveyed early- and late-season ...

   Meeting Document : WG-EMM-01/15 : Author(s): A.S. Brierley, C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst (United Kingdom)

5. Interannual variability in Antarctic krill (Euphausia superba) density at South Georgia, Southern Ocean: 1997 – 2013

   g m-2) and its distribution was highly skewed with many zero observations. Within each survey the mean krill ... the densest krill swarms detected in any one year drove the mean krill density estimates for the WCB ... in that year. WCB krill density (µ, mean density for the area) showed several years (1997-8, 2001-2003, 2005 ... g m-2) and its distribution was highly skewed with many zero observations. Within each survey the mean krill ...

   Meeting Document : WG-EMM-14/P04 : Author(s): S. Fielding, J. Watkins, P. Trathan et al.

6. Variability in krill length distribution in 48.1 derived from data collected by scientific observers

   Abstract:  Information on the length distribution of krill in the catch, and the spatial and ... temporal patterns of krill length in the population is essential to assess krill population status and ... generalised additive mixed models (GAMM) to evaluate the spatial and temporal patterns of length in Antarctic ... Subarea 48.1 needs to be modified in order to gain a comprehensive understanding of the temporal and ...

   Meeting Document : WG-EMM-15/16 : Author(s): P. Ziegler, S. Kawaguchi D. Welsford and A. Constable (Australia)

7. New Zealand’s exploratory fishery for toothfish within the SPRFMO Convention Area: update and future directions

   will be shared with CCAMLR and had been used in the stock assessment of Antarctic toothfish in the Ross ... collected in more detail than the timing of the voyages has allowed so far. In addition, to maximise the ... include those components of the Antarctic toothfish stock residing in the SPRFMO Area as well as in the ... Abstract:  The 2-year programme of exploratory fishing provided for by SPRFMO CMM 4.14 has been ...

   Meeting Document : SC-CAMLR-XXXVI/BG/18 : Author(s): M. Cryer, A. Dunn and J. Fenaughty

8. Preliminary results from a krill net sampling survey in CCAMLR Area 48.1 in 1989/90 season

   Strait and in the SW shelf waters. Mean biomass was 10.1 tonnes per nautical square mile, i.e ... and in the SW shelf waters. Mean biomass was 10.1 tonnes per nautical square mile, i.e. an estimated stock ...

   Meeting Document : SC-CAMLR-IX/BG/09 Rev. 1 : Author(s): Delegation of EEC

9. Physical and behavioural influences on larval fish retention: contrasting patterns in two Antarctic fishes

   : Champsocephalus gunnari (mackerel icefish) and Notothenia rossii (marbled rockcod). Mean retention of N. rossii ... icefish) and Notothenia rossii (marbled rockcod). Mean retention of N. rossii larvae was predicted ...

   Meeting Document : WG-FSA-12/P10 : Author(s): E.F. Young, J. Rock, M.P. Meredith, M. Belchier, E.J. Murphy and G.R. Carvalho

10. Estimating fishing gear selectivity for Patagonian toothfish (Dissostichus eleginoides) caught by trawlers on the Heard Island plateau region (Division 58.5.2) using trawl and longline length frequency data and forward-calculated continuation ratios

    . In the first stage I estimate a parameter for each 40 mm wide length bin from the fit of a binomial ... generalised linear mixed model (GLMM) to the number of fish in the bin using a logit link function and ... binomial sample size defined as the number of fish in that bin or greater. I combine the data for length ... . A forward-calculated continuation ratio (FCR) is the probability of a fish being in a length bin ...

    Meeting Document : WG-FSA-05/65 : Author(s): S.G. Candy (Australia)

Pages