Résultats de la recherche

1. By-catch of juvenile Champsocephalus gunnari in krill fishery on the shelf of South Georgia Island

   depth with a maximum density observed at depth between 100 and 200 m. High catches of C. gunnari ...

   Meeting Document : WG-FSA-92/06 : Auteur(s): G.A. Frolkina, V.I. Latogursky, V.A. Sushin (Russian Federation)

2. Krill biomass estimates for two survey boxes to the north east and north-west of South Georgia in January 1996: the beginning of a five-year monitoring program

   Abstract:  Acoustic surveys were carried out in January 1996 within two 100 x 80 km boxes located ... James Clark Ross using a Simrad EK500 echo-sounder operating at 38, 120 and 200 kHz. These surveys were ... transducers, over 100 second intervals (≈0.5 km at 10 knot survey speed). Two transects were run per day, and ... mm for box 1 and 32.0 mm for box 2 were determined. Thresholded (mvbs 120 kHz minimum-100 dB) 120 and ...

   Meeting Document : WG-EMM-96/18 : Auteur(s): Watkins, J.L., Murray, A.W.A., Brierley, A.S.

3. Update on the analysis of fish by-catch in the krill fishery using data from the CCAMLR Scheme of Scientific Observation

   were Channichthids). The modal size class of the fish taxa for which >100 length measurements were ... indicate that a 200 000 t krill catch might be expected to contain of the order of 40t of C. gunnari and ...

   Meeting Document : WG-EMM-14/31 Rev. 1 : Auteur(s): Secretariat

4. Fish by-catch in the krill fishery: 2017 update

   Abstract:  Data on fish by-catch in the krill fishery from commercial catch data (100 153 hauls ... frequently reported in both datasets. The length-frequency distribution of all taxa for which >200 fish ...

   Meeting Document : WG-FSA-17/04 : Auteur(s): CCAMLR Secretariat

5. DISTRIBUTION OF KRILL AT THRESHOLD DENSITIES SUITABLE FOR FISHING IN THE ATLANTIC SECTOR: ANALYSIS OF THE 2000 SYNOPTIC SURVEY DATA

   integration units where the threshold density for fishing was set at 100 gm2 following Kasatkina (2003). 3 ... . This was also true with other threshold values in the range 25 to 200 gm2 although the difference was ...

   Meeting Document : WG-EMM-08/16 : Auteur(s): S. Hill and D. Agnew (United Kingdom)

6. The efficacy of video-based electronic monitoring technology for at-sea monitoring of the halibut longline fishery

   Abstract:  This project involved the large-scale deployment of electronic monitoring (EM) systems on the 2002 British Columbia halibut longline fishery to evaluate the feasibility of EM as an alternative to observer-based at-sea monitoring. EM systems were deployed on 59 regular halibut fishing

   Meeting Document : WG-FSA-03/100

7. Observation on the interactions between marine mammals and mid-water krill trawl

   inner-trawl observation was made using an Underwater IP Camera, while sea surface observation was ...

   Meeting Document : WG-FSA-2019/60 : Auteur(s): Y. Ying, G. Fan, X. Zhao, J. Zhang, X. Wang and J. Zhu

8. Improvements to the multiple-frequency method for in situ target strength measurements

   controlled test tank experiments using 38 and 120 kHz split-beam transducers and a 200 kHz single-beam ... experimental results indicate that such careful application of the multiple-frequency TS method can reject 100 ...

   Meeting Document : WG-EMM-99/38 : Auteur(s): D.A. Demer (USA) and M.A. Soule (South Africa)

9. Finfish distribution and abundance in Subareas 48.1 and 48.2, 2016–2018. Research proposal for the second year

   of Elephant Island and north of South Orkney Islands, between 100 and 500 m of depth (Depth strata ... : 101-200 m, 201-260 m; 261-320 m, 320-380 m, 381-440, and 441-500 m). The sampling area was divided in ...

   Meeting Document : WG-FSA-16/31 : Auteur(s): Delegation of Chile

10. RAPID WARMING OF THE OCEAN AROUND SOUTH GEORGIA,SOUTHERN OCEAN, DURING THE 20TH CENTURY: FORCINGS, CHARACTERISTICS AND IMPLICATIONS FOR LOWER TROPHIC LEVELS

    the water column. Warming diminished below 100 m and approached zero at 200 m. Thus the long-term ... -year period, a mean increase of ~0.9°C in January and ~2.3°C in August was evident in the top 100 m of ...

    Meeting Document : WG-EMM-08/P03 : Auteur(s): M.J. Whitehouse, M.P. Meredith, P. Rothery, A. Atkinson, P. Ward and R.E. Korb

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