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1. Changes in the fish biomass around Elephant Island (Subarea 48.1) from 1976 to 1996

   . gunnari stocks remained at a low level. The status of N. rossii is still unclear, although some recovery ... little prospect at present of re-opening the fishery around Elephant Island. File:  09kock.pdf ... from 1978/79 to 1988/89, with most of the commercial harvesting taking place in the first two years of ... the fishery. Results of bottom trawl surveys conducted by Germany in the vicinity of Elephant Island ... apparently recovered to a large extent by the second half of the 1980s, while C. gunnavi stocks remained at ... exploited on a localised fishing ground northeast of Joinville Island at the tip of the Antarctic ... shelf around Elephant Island at depths of 50 to 550 m from 1981 to 1996 (Table 2). The surveys were ... the course of a tow at a towing speed of approximately 4 knots. Mean horizontal openings between the ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 165–189 : Author(s): Kock, K.-H

2. Towards the development of a management plan for mackerel icefish (Champsocephalus gunnari) in Subarea 48.3

   of its routine stock assessments. It led to a request for the development of a long-term management ... gunnari) at South Georgia is complicated by the likelihood of substantial periodic variations in natural ... Paper Title:  Towards the development of a management plan for mackerel icefish (Champsocephalus ... gunnari) in Subarea 48.3 Abstract / Description:  Management of the mackerel icefish (Champsocephalus ... mortality rates. These may be associated with increased consumption of C. gunnari by Antarctic fur seals in ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 63–77 : Author(s): Agnew, D.J., I. Everson, G.P. Kirkwood and G.B. Parkes

3. Selectivity of commercial and research trawls in relation to krill

   the difference in krill target strength estimates (ATS = 2.2 dB). Therefore, differences in krill length ... trawl catches krill length composition hardly varied at all. Statistical analysis of catches showed that ... Paper Title:  Selectivity of commercial and research trawls in relation to krill Abstract ... / Description:  This paper describes the results of fishing a single krill aggregation with a commercial trawl ... more large krill (35-58 mm) than catches of the research trawl (30-54 mm). The maximum difference in ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 161–169 : Author(s): Kasatkina, S.M

4. Preliminary study on nesting Adélie penguins disturbance by unmanned aerial vehicles

   - ronmental and operational risks were discussed. In preparation for further discussions, the CEP requested ... record- ing showing a skua (Stercorarius sp.) flying at a constant height of5 m over the breeding ... , changing position, stretching, inter- acting with their partners. Type III – vigilance/anxiety – birds ... Abstract / Description:  The importance of unmanned aerial vehicles (UAVs) in remote sensing is rapidly ... potential effects of wildlife disturbance by fixed-wing UAVs are investigated. In austral summer 2014/15 ... , UAV overflights were conducted in the Adelié penguin (Pygoscelis adeliae) breeding colony at Point ... . Thomas (Western Shore of Admiralty Bay, King George Island, Antarctica, Subarea 48.1). The impacts of ...

   Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 1–16 : Author(s): Korczak-Abshire, M., A. Kidawa, A. Zmarz, R. Storvold, S.R. Karlsen, M. Rodzewicz, K. Chwedorzewska and A. Znój

5. Options for allocating the precautionary catch limit of krill among small-scale management units in the Scotia Sea

   availability of krill (e.g. arrival weights, egg mass, natality rate, foraging trip duration). Data sources ... ) and the average dura tion of the fi rst six foraging trips of lactating Hewitt et al. 88 Table 2: Annual ... incubation shift in hours; C1 is –1 x the log of the average of the first six foraging trips in hours. Note ... Paper Title:  Options for allocating the precautionary catch limit of krill among small-scale ... management units in the Scotia Sea Abstract / Description:  Following an assessment of Antarctic krill ... (Euphausia superba) in the Scotia Sea, CCAMLR established a precautionary catch limit of 4 million tonnes and ... catch limit for krill among the SSMUs so as to preclude the inadvertent concentration of catches in a ...

   Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 81–97 : Author(s): Hewitt, R.P., G. Watters, P.N. Trathan, J.P. Croxall, M.E. Goebel, D. Ramm, K. Reid, W.Z. Trivelpiece and J.L. Watkins

6. Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia

   that oper- ates off the coast of Alaska, the Bearing Sea and Aleutian Islands, a scientific longline survey ... and Marion Islands is also open all year but currently only one licensed vessel oper- ates there, this would ... data collected on longliners between 2003 and 2009 were analysed to look at the levels of depredation ... whales occur during May at the start of the season with the sightings becoming fewer towards the end of ... Paper Title:  Estimating the impact of depredation by killer whales and sperm whales on longline ... . Since 2003, cetaceans have been observed on 22% of 14 300 observed lines, with killer whales present on ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 163–178 : Author(s): Moir Clark, J. and D.J. Agnew

7. Analysis of haul data from the South Georgia krill fishery

   H ~ ~ O J I ~ U I A M , rOBOpAT 0 TOM, YTO Man0 BpeMeHH 3aTpaqllBanOCb Ha nOI4CK KOMMepYeCKAX ~0qe~~paQI i f i KpAJIII. PRO ... abundance indices that are sensitive to changes in biomass. The focused nature of the fishery at South ... Paper Title:  Analysis of haul data from the South Georgia krill fishery Abstract / Description ... 1994 and 1996 were examined and a range of descriptive measurements reflecting the fishery operation ... were produced. The measurements emphasise that the krill fishery at South Georgia was geographically ...

   Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 9–30 : Author(s): Trathan, P.N., I. Everson, E.J. Murphy and G.B. Parkes

8. 1989/90 stock status and TAC assessment for Champsocephalus gunnari in Subarea 48.3 (South Georgia)

   ) using standardized fishing effort. For the beginning of the 1989/90 fishing season, the stock was ... assessed at 130.2 thousand tonnes and the TAC at 23.6 thousand tonnes. File:  02-Frolkina-and-Gasyukov.pdf ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 15–27 : Author(s): Frolkina, Zh.A. and P. Gasyukov

9. A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica

   The unweighted length­at­age data were fitted to the von Bertalanffy growth model: Lt = L∞ (1 – exp(–K*(t–t0 ... ), and assuming a lognormal error structure of age­at­length. The fitted data were those from the first reading ... grew disproportionately and became dome shaped. Growth parameters The mean lengths­at ... classes 6–9 years being the most abundant. Table 1: Mean lengths­at­age (standard length in cm ... –11.0 and 15.1–15.5 cm. Mean lengths of 4.9 and 7.3 cm (at ages 1.3 and 2.3 years respectively) are ... Paper Title:  A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma ... . Standard length and weight were well correlated (r 2 = 0.99). Counts of growth zones in 304 thin-sectioned ... than males, but none of the estimated von Bertalanffy parameters were statistically significantly ...

   Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 75–86 : Author(s): Sutton, C.P. and P.L. Horn

10. Diurnal variations in biological characteristics of krill, Euphausia superba Dana, to the west of the South Orkney Islands, 24 March to 18 June 1990 - based on data reported by a biologist-observer

    in periods of light or darkness was noted at several stations. Increases in the proportion of males ... Paper Title:  Diurnal variations in biological characteristics of krill, Euphausia superba Dana ... , to the west of the South Orkney Islands, 24 March to 18 June 1990- based on data reported by a ... biologist-observer Abstract / Description:  Investigations of diurnal variations in the size composition of ... noted at several stations. Increases in the proportion of males in the catch, as well as an increased ... only one sample per station. These samples are collected on different days and at different times of ... composition analysis. Moreover, euphausiids captured in the same place but at different times of the day can ... of March to the middle of June, 1990 (Table 1). At each station a series of catches was made using a ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 201–222 : Author(s): Vagin, A.V., R.R. Makarov and L.L. Menshenina

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