Search results

1. Length-based assessment for mackerel icefish (Champsocephalus gunnari) at South Georgia

   which were explained by an unusual length distribution from which it was difficult to reliably estimate ... differences for 2008 which were explained by an unusual length distribution from which it was difficult to ... such an assessment the HCR applied would be the same but the process by which the size of the initial ... stratified sur- vey density data Il,m,n by length bin l, region m, and haul n, for each length bin the data ... survey den- sity by length bin and region. A population length frequency was then derived by taking a ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 129–137 : Author(s): Hillary, R.M., C.T.T. Edwards, R.E. Mitchell and D.J. Agnew

2. Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set

   no BceMY BO~RHOMY cTonoy, H B rnYOHHe HX qaCTO npOHCXO~.HT HHTeHCHBHble KOHBeKU;HOHHble .HBneHH.H ... Scotia Sea water by a zone of varied width (10 to 100 km) of water which can best be considered as ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 161-184 : Author(s): Gordon, A.L.

3. Utilising data from ecosystem monitoring for managing fisheries: development of statistical summaries of indices arising from the CCAMLR Ecosystem Monitoring Program

   to the 5th percentile. Plots headed 'All data' are trials where all the data were used to estimate ... statistical procedure adopted by WG-EMM in 1996 for identifying anomalies in CEMP parameters. The power of the ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 101–117 : Author(s): de la Mare, W.K. and A.J. Constable

4. Distribution of krill (Euphausia superba Dana) catches in the South Shetlands and South Orkneys

   fishery may have to increase by a factor of 2 or 3 before ratios of catch to consumption approach maximum ... by a factor of 2 or 3 before ratios of catch to consumption approach maximum sustainable levels, any ... to the total consumption of krill by birds and seals (estimated by Miller and Hampton, 1989 to be ... followed by a shift to fishing to around the South Orkneys and South Shetlands in the summer, as the ... these colonies are therefore unlikely to be directly affected by fishing activity. The total number ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 287–303 : Author(s): Agnew, D.J.

5. Evidence to support the annual formation of growth zones in otoliths of Antarctic toothfish (Dissostichus mawsoni)

   examined, and the translucent zones counted. Zone counts were consistent within modes, and increased by one ... consistent within modes, and increased by one in each consecutive mode. This indicates that the modes ... by Horn (2002) based on readings from the otoliths of approximately 1 500 fi sh sampled in the Ross ... previously been reported by Burchett et al. (1984). The calculated growth curves from the two studies were ... 31 of these fi sh were weighed to the nearest 0.1 mg. They were prepared for reading by being ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 125–138 : Author(s): Horn, P.L., C.P. Sutton and A.L. DeVries

6. Assessment of krill flux factors in waters of South Orkney Islands during summer 1996

   of the study area, it was only possible to assess krill flux caused by waters of the southern ... krill flux caused by waters of the southern periphery of ACC. Based on estimations of krill density and ... subject to significant of experimental data. transport by oceanic currents d o not provide a basis ... a t (SC-CAMLR, 1990 and 1991). Horizontal krill flux assessing krill transport by oceanic ... or 48.3) by means of evaluating geostrophic velocity profiles of water mass transport and krill ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 195–204 : Author(s): Kasatkina, S.M., V.N. Shnar, M.I. Polischuk, A.M. Abramov and V.A. Sushin

7. Characteristics of krill aggregations in the South Sandwich Islands subarea in January–February 2000

   this paper. Results of comparisons of swarm parameters by area and season are given. The effect of ... comparisons of swarm parameters by area and season are given. The effect of spatial distribution patterns of ... in order to detect potential fi shing grounds where the precautionary catch limit recommended by ... in Subarea 48.4 was carried out from 17 January to 1 February 2000 by the Russian research vessel ... in papers by Hewitt et al. (2002), Trathan et al. (2001) and SC-CAMLR (2000). Maps of survey ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 145–164 : Author(s): Kasatkina, S.M., A.P. Malyshko, V.N. Shnar and O.A. Berezhinsky

8. Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias

   population obtained by adjusting a one-off count using availability adjustment factors will not account for ... the breeding population obtained by adjusting a one-off count using availability adjustment factors ... adjusted by some date- or stage-specific factor if the count is to form the basis of an estimate of some ... vegetation, for example, may not be available for counting by an observer passing overhead in an aircraft ... , and marine species diving underwater may not be available for counting by an observer in a passing ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 229–241 : Author(s): Southwell, C., J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery

9. An alternative method for estimating the level of illegal fishing using simulated scaling methods on detected effort

   by illegal activity. Both the new and the current method suffer from the fact that the observation ... potentially better handle the evasion of detection by illegal activity. Both the new and the current method ... , by-catch and incidental mor- tality which can be attributed to illegal fi shing. Illegal fi shing is ... this paper, the only type of observation con- sidered here is that reported by a fi shery patrol ... , which occurs for a given set of observations for an area can be given by: est i i F P D= ∑ (2 ...

   Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 143–161 : Author(s): Ball, I

10. Myctophids in the diet of Antarctic predators

    - n~Tb, KHTOBbIX nTHlJ, - O~HH H 6aK~aHoB - O~HH) H ~ByX BH~OB TIO~eHeH. MHKTOCPH~bI B palJ,HOHe ... of grey-headed albatross Diomeda chrysostoma and black-browed albatross D. melanomorphis. Ibis 122: 478 ... albtrs ++ South Georgia Thomas 1982 Black-browed albatross + South Georgia Prince 1980 Grey-headed ... predatory species are represented by 16 species of genera Krefftichthys (one species), Protomyctophum (four ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 335–368 : Author(s): Sabourenkov, E.

Pages