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1. e-sc-x-a5.pdf

   ... have been specifically requested to provide best estimates for precautionary catch limits on krill ... to provide prey information to relate to Predator Parameter A5 (Penguin Foraging Trip Duration ... , it was requested that calculations of the numerical factor (λ) relating yield to initial, unexploited, biomass ... (1983), as requested by the meeting. This criterion ensures that the probability of the krill spawning ... The Third Meeting of the Working Group on Krill (WG-Krill) was held at the Oreanda Hotel, Yalta, USSR ... early February 1991; this represented a delay in the arrival of krill of at least two weeks. 3.14 Dr ... from CEMP predator monitoring and at three scales, meso (10s to 100s of km), micro (a few to 10s ... 1 is aimed at providing a time series of standing stock estimates throughout the CEMP integration application/pdf attached to:WG-KRILL-91

   Meeting Report : WG-KRILL-91

2. Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 kHz and 120 kHz

   superba) swarms at 38 kHz and 120 kHz Abstract / Description:  Differences in the target strength of adult ... differences in the mean back-scattering strength of swarms simultaneously insonified at these two frequencies ... experimental work on the target strength of encaged E. superba at 38 and 120 kHz but are in major conflict with ... Paper Title:  Measurements of differences in the target strength of Antarctic krill (Euphausia ... TARGET STRENGTH OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) SWARMS AT 38 KHZ AND 120 KHZ I. Hampton ... ) at 38 and 120 kHz have been inferred from differences in the mean back-scattering strength of swarms ... are in good agreement with recent experimental work on the target strength of encaged E. superba at ... (Euphausia superba) abundance have commonly been conducted at echosounder frequencies of between 50 and 200 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 75–86 : Author(s): Hampton, I.

3. Distribution of mackerel icefish (Champsocephalus gunnari) (Channichthyidae) around South Georgia at various stages of its life cycle

   South Georgia at various stages of its life cycle Abstract / Description:  The distribution of mackerel ... icefish (Champsocephalus gunnari) around South Georgia (FAO Statistical Subarea 48.3) at various stages of ... ) were mainly observed near the bottom and at depths of up to 75 m from the bottom. Young fish undertake ... fish were found to be distributed throughout the water column at all times of the day, but they also ... ) AROUND SOUTH GEORGIA AT VARIOUS STAGES OF ITS LIFE CYCLE Zh.A. Frolkina AtlantNIRO 5 Dmitry Donskoy ... (<6 cm) were mainly observed near the bottom and at depths of up to 75 m from the bottom. Young fi ... distribution of the species is limited mostly to records of depths at which fi sh have been observed ... . Variability of the distribution of C. gunnari by depth stratum and season at various stages of its life ...

   Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 49–69 : Author(s): Frolkina, Zh.A

4. The foraging range of Adélie penguins at Béchervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery

   determined by satellite tracking using the ARGOS system. Birds were tracked over four foraging trips (two ... females and four males) during the incubation period (November to December 1991) and 17 trips (four ... trips to the continental shelf break (1 000 m isobath) approximately 110 km distant at its closest point ... the ARGOS system. Birds were tracked over four foraging trips (two females and four males) during ... by satellite tracking using the ARGOS system. Birds were tracked over four foraging trips (two females ... and four males) during the incubation period (November to December 1991) and 17 trips (four females ... and two males) throughout January 1992 when birds were feeding chicks. Most birds made foraging trips ... trips of between two and three weeks. Later in January/February both parents are required to forage ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 337–344 : Author(s): Kerry, K.R., J.R. Clarke and G.D. Else

5. Report on seabird by-catch outside the CCAMLR Convention Area recorded in the South African fisheries

   Seabirds to the north of the Convention Area and the request by IMAF, SC-CAMLR XXVII/15 (Para 4.3 ... to the north of the Convention Area and the request by IMAF, SC-CAMLR XXVII/15 (Para 4.3) to report ...

   Meeting Document : WG-IMAF-11/11 : Author(s): C. Heineken and P. Mullins (South Africa)

6. Non-Contracting Parties

   and/or trade toothfish may write to CCAMLR and request limited access to the e-CDS to monitor the trade ... and/or trade toothfish may write to CCAMLR and request limited access to the e-CDS to monitor the trade ...

   Page : Site Section: Compliance

7. e-sc-xxi-a4-appD.pdf

   ... for fisheries data as requested by the Scientific Committee (SC-CAMLR-XX, paragraph 6.17). The results ... penguins were observed to make frequent trips out to the shelf break, approximately 30 km from the colony ... and shelf break to the south off the western shore of the Antarctic Peninsula. Foraging trips ... recaptured with their pups after one to three trips to remove all instruments; the mother and pup were ... at relatively high densities from one year to the next over a number of years; (ii) predator ... , say 10 x 10 n miles. The key features of the method are: (i) bin the data at an appropriate ... to foraging densities at an appropriate scale, say 0.1° latitude x 0.2° longitude. 1.16 Areas of ... September). This shows the general trend of the fishery concentrating in Subareas 48.1 and 48.2 at the application/pdf attached to:WSSMUPU-02

   Meeting Report : WSSMUPU-02

8. Intra-annual variability in the density of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ estimates of krill density

   fl uctu- ate substantially within seasons (McClatchie et al., 1994; Siegel, 1988). The possible ... Paper Title:  Intra-annual variability in the density of Antarctic krill (Euphausia superba) at ... ‘annual’ estimates of krill density Abstract / Description:  Upward-looking acoustic Doppler current ... of South Georgia between 14 October 2002 and 29 December 2005 to measure density of Antarctic krill ... explained 64% of the observed week-to-week variation. Estimates of krill density from moored instruments ...

   Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 27–41 : Author(s): Saunders, R.A., A.S. Brierley, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein and D.G. Bone

9. Maximum entropy reconstructions of krill distribution and estimates of krill density from acoustic surveys at South Georgia, 1996–2000

   has an infl uence mathematically on the variance associ- ated with the MaxEnt recon struction ... . Krill densities had previously been determined at approximately 0.5 km intervals along each of the ten ... Paper Title:  Maximum entropy reconstructions of krill distribution and estimates of krill density ... from acoustic surveys at South Georgia, 1996–2000 Abstract / Description:  This paper presents Maximum ... Entropy (MaxEnt) reconstructions of krill distribution and estimates of mean krill density within two ...

   Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 91–100 : Author(s): Wafy, M.H., A.S. Brierley, S.F. Gull and J.L. Watkins

10. Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia

    Paper Title:  Investigation of bias in the mark–recapture estimate of toothfish population size at ... releases and recapture effort at South Georgia is likely to lead to an underestimate of the true population ... South Georgia Abstract / Description:  This paper investigates the influence of mixing of fish, and the ... uneven distribution of tag placements and recapture effort, on bias in the Petersen estimator of ... InvestIgatIon of bIas In the mark–recapture estImate of toothfIsh populatIon sIze at south georgIa D.J. Agnew ... Subarea 48.3, it is concluded that the particular distribution of tag releases and recapture effort at ... rates of tagged toothfish at South Georgia are almost certainly relatively low because, in common with ... depending on the trend of the 1 000 m contour at that position around South Georgia or Shag Rocks. The ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Author(s): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark

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