Search results

1. Catch per unit effort and proportional recruitment indices from Japanese krill fishery data in Subarea 48.1

   -3910 290-707 15, 20 1293 4.71 1983/84 7 2749-3608 360-550 304 0.30 1991/92 5 3058 ... ~ l e ~ h a n t met en evidence une variation interannuelle plus importante sans tendance aucune ... "-63.30°S, 57.00'-62.00°W) and around Elephant Island (Elephant Island area: 60.00"-62.30°S, 54.00 ... is the number of animals in age class i, and n is the age of the oldest age class in the stock (de la Mare ... fishery data in Subarea 48.1 Abstract / Description:  Proportional recruitment indices and CPUE in Subarea ... . CPUE (catch/towing volume) in the Livingston Island area showed a decreasing trend during the study ... period. The use of different fishing strategies in response to a demand for higher product quality and a ... general decrease in krill density in the study area were considered as possible reasons for this. On the ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 47–63 : Author(s): Kawaguchi, S., T. Ichii and M. Naganobu

2. International CCAMLR applied research and monitoring program, Prydz Bay priority area

   by Australia towards the first five years of an International CCAMLR Applied Research and Monitoring Program ... five years of an International CCAMLR Applied Research and Monitoring Program in the Prydz Bay area ... of a proposed scientific research contribution by Australia towards the first five years of an International ... , the following notes outline the direct contribution which Australia proposes to make to a first five year ... and strategies. This requires the following research objectives • To quantify year to year fluctuation ... Australia) is now conducted every third year. 4.5 Elephant Seals While the main thrust of the CCAMLR ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 283-295 : Author(s): Australia

3. Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen Islands areas

   that the stock could be expected to increase at an approximate rate of 30% per year with no fishing ... and catch over the next 20 years for the major species of concern at different fishing mortalities ... for each of the 20-year runs. For each set of parameters, ten simulation runs were made. The average ... of the ten 20-year projections for the stock size and catch in numbers and weight are given in Table ... Paper Title:  Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen ... rebuilding of the depleted stocks and improvement in yields. It is desirable that such measures be based on ... average, with the past observations. The simulations may prove useful in comparing observed performance of ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 229-298 : Author(s): Hennemuth, R.C., K.D. Bisack and G. Duhamel

4. Age and growth of spiny icefish (Chaenodraco wilsoni Regan, 1914) off Joinville–D’Urville Islands (Antarctic Peninsula)

   was 1–5 years for males and 1–4 years for females of C. wilsoni. Applying the von Bertalanffy (VB) growth ... . Age-at-sexual maturity was estimated to be about 2 years for females and 2.5 years for males. Like ... consisted mainly of adult individuals between 1 and 3 years of age, with very few older fish.   File ... . The estimated age range was 1–5 years for males and 1–4 years for females of C. wilsoni. Applying ... 20 25 30 35 40 0 1 2 3 4 5 6 Age (years) To ta l l en gt h (c m ) a(a) Age (years ... 5 0 0 1 2 3 4 5 6 0 5 10 15 20 25 30 35 40 0 1 2 3 4 5 6 Age (years) To ta l l en gt h (c m ) b(b) Age (years ... Islands. Age (years) Females Males TL (cm) 1 2 3 4 1 2 3 4 5 18 1 19 2 2 20 ... -excisura ostii 0 5 10 15 20 25 30 35 15 17 19 21 23 25 27 29 31 33 35 Total length (cm) S pe ci ...

   Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 115–130 : Author(s): La Mesa, M., A. De Felice, C.D. Jones, K.-H. Kock

5. Sensitivity analysis for parameters of predatory species CCAMLR Ecosystem Monitoring Program

   Smallest Difference (d) (1 0%) 1 2 1 9 (% Current Value) (20 %) 5 5 (30%) 2 3 Sample sizes required ... for five years of monitoring and a = 0.10 Smallest Difference (d) (5 %) 30 51 (% Current Value ... of monitoring and a = 0.05 Smallest Difference (d) ( 1 0 %) 34 54 (% Current Value) (20 %) 9 1 4 (30 ... (% Current Value) (20 %) 9 1 4 (30%) 4 6 418 0.9 88 25 7 4 71 20 0.9 72 1 9 9 71 ... such a treatment of data obtained at the Magnetic Island Adélie penguin colony in Prydz Bay in the 1987 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 411–432 : Author(s): Whitehead, M.D.

6. Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (Subarea 88.1)

   and, as in the previous year, the remainder were largely partly full (15% held traces of food, 20% held small amounts ... on targeted line sets, and exceeded 30 fi sh during exploratory line sets. Stomachs from 3 937 D. mawsoni ... 120 140 160 180 200 N um be rs o f f is h 0 20 40 60 80 100 120 males n = 1 671 x = 112.9 ... CV = 24.9 Total length (cm) 60 80 100 120 140 160 180 200 N um be rs o f f is h 0 20 40 60 ... bottom longline in the Ross Sea during the 2001 and 2002 fishing seasons was analysed (3 937 and 5 426 ... stomachs examined respectively). Fish sampled in 2001 were caught at depths of 317 to 2 154 m and ranged ... from 58 to 190 cm in total length (TL). Fish sampled in 2002 were caught at depths of 815 to 1 623 m ... and ranged from 62 to 197 cm TL. A high proportion of stomachs were empty (34% in 2001 and 49% in 2002 ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 113–123 : Author(s): Fenaughty, J.M., D.W. Stevens and S.M. Hanchet

7. The use of analysis of penguin stomach contents in simultaneous study of prey and predator parameters

   1-............. _ .......... _ .... " ...... --............................................... " .... -................................ " ...................... " .... " .... " .............................. " ............... " ................ " .......... " ..................... " .... " .............. .. 1 0 1-.. "'" .' .'"."."." " ....... "--.... '" .. " .. " ............ " . --. " .. ""." .......... " ... "." ..... " .... -.. " .. --." .. --............... ' ... " ---......... " ............. " ..... -.. " .. ,,' ...... . .._ ...... o IL-______________ L-______________ ~ ______________ J-______________ ~ o 10 20 30 40 dec 13 1987 ... no ,lInHHe KpHn5I, nonY4eHHble no OT ,lIenbHbIM npo6aM, HeBOMO)l{HO CBeCTH BOe,llHHO B CB5I3H C TeM, 4TO ... , together with krill swarming behaviour, makes it extremely difficult to ensure that the area of sampling ... , all krill taken from stomachs of a particular group of penguins were pooled together in order ... Paper Title:  The use of analysis of penguin stomach contents in simultaneous study of prey and ... found in the stomach of a given penguin prevents the pooling of krill lengths from different samples ... . Samples taken in Bahía Esperanza were used to illustrate the different approaches to this analysis. A ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 367–375 : Author(s): Marschoff, E. and B. González

8. Breeding numbers and success of Eudyptes penguins at Marion Island, and the influence of mass and time of arrival of adults

   chrysolophus) over 26 years, as there was also for eastern rockhopper (E. chrysocome filholi) over 22 years ... at study colonies of macaroni penguins (Eudyptes chrysolophus) over 26 years, as there was also for eastern ... rockhopper (E. chrysocome filholi) over 22 years, suggesting that overwintering conditions may influence ... colonies. Over the 20-year period, it averaged 0.49 ± 0.13 chicks/ pair at Trypot Hole, 0.41 ± 0.21 at Van ... and 4.20 kg, 2.30 and 4.30 kg, and 0.40 and 3.0 kg respectively. From 1994/95–2003/04, the average mass ... ). Acknowledgements The authors are grateful to the many field work- ers over the years at Marion Island who ... chrysolophus) over 26 years, as there was also for eastern rockhopper (E. chrysocome filholi) over 22 years ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 175–190 : Author(s): Crawford, R.J.M., B.M. Dyer, J. Cooper and L.G. Underhill

9. Estimates of fish stock biomass around South Georgia in January/February 1985

   in stock size to 10 – 20% of that estimated before the onset of heavy fishing. In C. gunnari the fishery ... is dependant on the abundance of the recruiting year class. Conservation measures adopted by CCAMLR in 1984 ... – 20% of that estimated before the onset of heavy fishing. In C. gunnari the fishery is dependant ... on the abundance of the recruiting year class. Conservation measures adopted by CCAMLR in 1984 are discussed ... size to 10 ~ 20% of that estimated before the onset of heavy fishing. In C. gunnari the fishery ... is dependant on the abundance of the recruiting year class. Conservation measures adopted by CCAMLR in 1984 ... estimations de biomasse indiquent une reduction de 10-20% du stock - 2 - evalue avant le debut de la ... 6HOMaCChl yKa3hlBaWT Ha CHH~eHHe pa3Mepa 3anacoB no 10-20% rrpennonara- eMOH BenHqHHhl no Haqana ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 1-32 : Author(s): Kock, K.-H.

10. Joinville–D’Urville Islands (Subarea 48.1) – a former fishing ground for the spiny icefish (Chaenodraco wilsoni), at the tip of the Antarctic Peninsula – revisited

    vessel Parallaks found two concentrations of C. wilsoni at 62°20’–62°30’S 55°30’–56°00 ... Shetlands. Vopr. Ikthiol., 20 (4): 644–655. Translated as J. Ichthyol., 20 (4): 50–60. -63° 0' -62°30 ... – D’Urville Islands in January 1978 to May 1979. 0 5 10 15 20 25 30 0 5 10 15 20 25 30 35 Length ... . 14 0 5 10 15 20 25 0 5 10 15 20 25 30 35 40 Length (cm) Fr eq ue nc ... :  The former fishing ground off Joinville–D’Urville Islands was revisited in the course of the Antarctic ... Expedition ANT XIX/3 by RV Polarstern in February 2002. Five hauls were conducted north of the two islands at ... depths of 149 to 282 m on 21 February 2002. Published and unpublished reports from fishing operations in ... the 1970s and 1980s by the Fischkombinat in Rostock (former GDR), Sea Fisheries Institute in Gdynia ...

    Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 1–20 : Author(s): Kock, K.-H., L. Pshenichnov, C.D. Jones, K. Shust, K.E. Skora and Zh.A. Frolkina

Pages