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1. Krill population biology during the 1991 Chilean Antarctic krill fishery

   . In Area A, a unimodal size frequency distribution was found; the size range was between 30 and 55 mm TL ... a 36.5 mm TL, 80% of the females with spermatophores had a TL larger than 45 mm. In Area B, a bimodal ... specimens between 20 and 39 mm TL. Females comprised 47.1%, males 40% and juveniles 12.9%. Of the females ... sampled, 27.1% bore spermatophores, with a size range between 35.4 and 56 mm TL, although 80% of them had ... ' 2.80 40 39 08:30 04.03.91 62°33,5' 61 °22,7' 2.90 35 57 21:05 05.03.91 62°34,8' 61 °27,3' 2.40 40 66 ... OTMeqeHO 6I1MO,llaJIbHOe pacnpe,lleJIeHl1e qaCTOTbI ,llJII1H H 60JIbIIIl1ti ,lll1an a30H ,llJII1H - O,llHa ... cnepMaTo$opbI I1 HaXO,llI1JIaCb B ,lll1ana30He ,llJII1H 35,4 - 56 MM TL, XOTSI Y 80% oc06eti TL ... ' 59°51,5' 2.40 50 20 09:30 22.02.91 62°08,9' 59°56,4' 2.60 84 24 17:45 22.02.91 62°08,9' 59°54,5 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 223–235 : Author(s): Mujica R., A., E. Acuña S. and A. Rivera O.

2. A simple approach for calculating the potential yield of krill from biomass survey results

   of the ages at maturity and first-capture. Seasonal effects seem to be of lesser importance. File:  12 ... on the relative values of the ages at maturity and first-capture. Seasonal effects seem to be of lesser importance. ... -exploitation level over a 20 year period of harvesting should equal 10%. The value of, λ depends strongly ... -exploitation level over a 20 year period of harvesting should equal 10%. The value of, λ depends ... of biological parameters and the age-at-first-capture, choose a value forA. (ii) For "year" y=l, set up ... the seasonal growth of krill. This model for the length of kriU of age (a+t) years may be written: 208 ... York: Macmillan Publishing Company. pp. 374. 211 Table 1: Values ofkrilllength-at-age ... ) for the growth model of equation (2). Age a Length £(a) (years) (mm) 0 0 1 22 2 36 3 44 4 50 5 54 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 207–217 : Author(s): Butterworth, D.S., A.E. Punt and M. Basson

3. The sensitivity of multiple output statistics to input parameters in a krill–predator–fishery ecosystem dynamics model

   Hill and Matthews 100 (reproductive success is proportional to for- aging success versus reproductive ... multiple stochastic simulations of 40 years nominally beginning in 2007 and par- titioned into 20 years ... ., 2004; Hill et al., 2007a; Plagányi and Butterworth, 2012). CCAMLR Science, Vol. 20 (2013): 97–118 ... Vectors 4 18 1 2 144 Catch Vectors 1 15 1 2 30 Threshold density Vector 1 15 1 15 Available fraction ... strategic frameworks for assessing uncertainty in ecosystem dynamics models. Such models have been used ... within CCAMLR to evaluate options for managing the Antarctic krill fishery in the Scotia Sea and southern ... Drake Passage. The model analysed here required 2 311 input values for each of four scenarios and ... to identify the important statistics for consideration when assessing uncertainty in ecosystem ...

   Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 97–118 : Author(s): Hill, S.L. and J. Matthews

4. A review of data on abundance, trends in abundance, habitat use and diet of ice-breeding seals in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)

   Paper Title:  A review of data on abundance, trends in abundance, habitat use and diet of ice ... , are important first steps for improving ecosystem models. This review focuses on seals that breed in ice ... A review of data on abundance, trends in abundance, habitat use and diet of ice-breeding seals ... , are important first steps for improving ecosystem models. This review focuses on seals that breed in ice ... for- aging, benthic foraging, exploration and travelling using multivariate statistics. Between three ... (20°E–90°E) and Weddell Sea (20°E–60°W)). The haul-out model developed for crabeater seals ... of ice-breeding seals 331 000 (144 000–759 000); 90°W–30°W sector: no estimate for Ross seals, only one ... Science, Vol. 19 (2012): 49–74 49 A REVIEW OF DATA ON ABUNDANCE, TRENDS IN ABUNDANCE, HABITAT USE ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 49–74 : Author(s): Southwell, C., J. Bengtson, M. Bester, A.S. Blix, H. Bornemann, P. Boveng and M. Cameron, J. Forcada, J. Laake, E. Nordøy, J. Plötz, T. Rogers, D. Southwell, D. Steinhage, B.S. Stewart and P. Trathan

5. Target strength studies on Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea

   : TS 38 = 36.83Log TL(cm) –103.62 (N = 18); TS 120 = 34.75Log TL(cm) –84.20 (N = 19); TS 200 = 26.71Log ... of the continental slope and shelf of the Ross Sea at depths from 30 to 120 m, during the Italian expeditions of 1997 ... TL(cm) –103.62 (N = 18); TS120 = 34.75Log TL(cm) –84.20 (N = 19); TS200 = 26.71Log TL(cm ... and shelf of the Ross Sea at depths from 30 to 120 m, during the Italian expeditions of 1997/98, 2000 ... –48 mm; age: second year), coinciding with an increase in lipid content in the specific ventral sacs ... aver- aged from 0 to 200 m depth during the nine hauls were: T = – 0.74° ± 0.37°C; S = 34.20 ± 0.12 ... ri m en ts o n P le ur ag ra m m a an ta rc ti cu m co nd uc te d i n th e 19 97 ... (from 12–15% of first year to 20–32% dry weight (DW) of second year; DeVries and Eastman, 1978 ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 75–104 : Author(s): Azzali, M., I. Leonori, I. Biagiotti, A. De Felice, M. Angiolillo, M. Bottaro and M. Vacchi

6. Quantification of Southern Ocean phytoplankton biomass and primary productivity via satellite observations and biogeochemical models (submitted to the 2008 Joint CCAMLR-IWC Workshop)

   / Description:  This paper reviews Southern Ocean primary productivity within the framework of satellite remote ... blooms is presented for the major provinces surrounding Antarctica. Some of the published information ... regarding phytoplankton species composition and succession is summarised. A review of ecosystem ... This paper reviews Southern Ocean primary productivity within the framework of satellite remote ... of mmolC m–2 or mgC m–2 per unit time (day or year). In this review, the term ‘model’ is reserved ... was conducted of East Antarctica (30°E to 80°E). The suite of measurements included physical oceanography ... are reviewed. The motivation for satellite productivity algo- rithm development comes at least in part from ... Research GPO Box 1538 Hobart, Tasmania 7001 Australia Abstract This paper reviews Southern Ocean ...

   Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 247–265 : Author(s): P.G. Strutton, N.S. Lovenduski, M. Mongin and R. Matear

7. Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1, 48.2 and 88.3)

   ) in the southwestern Atlantic. CCAMLR Science, 4: 105-124. Hureau, J.-C. and C. Ozouf-Costaz. 1980. Age ... . 10-6 L131ag2 50 60 R = 0,9818 Total length (cm) Female W! ~7 .7419 . 10-6 L130944 R2 ... 0.00 891.70 0.00 301.90 835.20 217.20 517.65 1 769.90 253.20 819.55 36.08 20.77 15.34 26.46 ... 253.2 165 20.768 Subarea 88.3 Catch Catch CPUE (kg) (no.) (glhook) 301.90 68 5.651 351.25 330 ... Paper Title:  Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1 ... system) were used for the operation, with variable quantities of fish hooks (1 440 to 4 320), No. 9 ... /hook (Subarea 88.3), 19.1 g/hook (Subarea 48.1) and 3.0 g/hook (Subarea 48.2), and an average over all ...

   Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 1–17 : Author(s): Arana, P.M. and R. Vega

8. Effect of line sink rate on albatross mortality in the Patagonian toothfish longline fishery

   . B 30He T Y P ~ Y ~ ~ H T H O C T H 3a BHHTOM, rAe RPYCbI AepXaTCR BbIJXe, CKOPOCTb IIOrpyXCeHtiII ... OTIIyrHBaHHX IITHQ H CIIyCKalOqHX RPYCbI B 30He T Y P ~ Y ~ ~ H T H O C T H , CKOPOCTb IIOrPYXeHHR RpyCa >0.3 ... . Longline vessels may deploy up to 20 000 baited hooks per day, and during line-setting procedures ... success by the autobaiter was about 80%. During setting the line entered the water about 15 m behind ... fishery Abstract / Description:  An experiment was conducted on autoline and Spanish-system longline ... . Sink rates to 4 m depth were greatest with 35 m (0.44 m/s) and 50 m (0.33 m/s) between weights. For ... /s should greatly reduce the incidental take of albatrosses. For autoline vessels with gear and line ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 133–150 : Author(s): Robertson, G.G

9. Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area

   to the inshore sub-populations of N. rossii and G. gibberifrons over the last 16 years was most probably caused ... -populations of N. rossii and G. gibberifrons over the last 16 years was most probably caused by the offshore ... , E. 1988. Age determination of Notothenia gibberifvons from the South Shetland Islands, Antarctic ... , Australia: 263-274. Barrera-Oro, E.R. and R.J. Casaux. 1992. Age estimation for juvenile Notothenia ... to 30 April next year. Variance was normalised using the trans- formations: in the case of numbers ... in Table 1. Split-year (1 May to 30 April) means of total catches per haul are presented in Figure ...

   Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Author(s): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux

10. An assessment of the impact of krill fishery on penguins in the South Shetlands

    (≥200 x 10 3 tonnes) and its variability (the order of 100  x 10 3 tonnes/10-20-day period), the present ... (≥200 x 103 tonnes) and its variability (the order of 100 x 103 tonnes/10-20-day period ... of their respective colonies for chinstraps, 80 km for Adklies and 20 km for gentoos (Everson, 1987; Trivelpiece et ... FOR KRILL BIOMASS Estimates of krill biomass are available for grid squares of 20 X 20 or 30 X 30 n miles ... ) and its variability (the order of 100 X 103 tonnes/10-20-day period), the present catch rate (110 X 103 ... biomasse (2200 X 103 tonnes) et a sa variabilite (de l'ordre de 100 X 103 tonnes/periode de 10-20 jours ...

    Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 107–128 : Author(s): Ichii, T., M. Naganobu and T. Ogishima

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