Résultats de la recherche
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Length-weight relationships of six fish species associated with krill fishery in the Atlantic sector of the Southern Ocean
commonly associated with Antarctic krill fishery, were determined. Samples were collected with Chinese ... August 2016. Data on LWRs and the relationships between standard length and total length of those species ... were presented. Those data on fish species derived from Antarctic krill fishery will be very helpful in ... understanding the interaction between krill fishery and fish community which associated with krill swarms. Data ...
Meeting Document : WG-FSA-17/64 : Auteur(s): L. Wei, G.P. Zhu and Q.Y. Yang
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The direct impact of fishing and fishery-related activities on marine life in the CCAMLR Convention Area with particular emphasis on longline fishing and its impact on albatrosses and petrels – a review
Iles Kerguelen. The fishery extended further south for a few years in the second half of the 1970' ... Ocean within one season. A number of direct effects from fishing activities can be seen on marine life ... , in particular birds and mammals. With the exception of plastic package bands on some sub-Antarctic ... direct impact of fishing and fishery-related activities on marine life in the CCAMLR Convention Area with ...
Meeting Document : SC-CAMLR-XIX/BG/11 : Auteur(s): Delegation of Germany
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Preliminary appraisal of Antarctic fish selection by the 32/36 bottom trawl combined with various codends
with various codends Abstract / Description: Selectivity properties of single and doubler-layer twine ... codends (mesh size 120 mm) and single-layer tape codends with a mesh size of 60 and 100 mm were determined ... . It was found that the selectivity properties of twine codends are unsatisfactory in the case of ... of both tape codends were much better. It was found that an optimum mesh size of this codend for ... . It should be emphasized, however, that there were very few fish with lengths of 21-26 cm in the ... -layer tape codends with a mesh size of 60 and 100 mm were determined. It was found that the ... be generally said that all investigated codends were different from each other in their material ... mesh size. It was assumed during experiments that selectivity investigations should be conducted ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 1-48 : Auteur(s): Zaucha, J.
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The distribution pattern and fishery for the Antarctic krill (Euphausia superba) off the Wilkes Land and Balleny Islands (with notes on the application of CPUE data as indices of krill abundance)
be associated with the quasi-stationary eddy, its southern branch is expressed as the East Wind Drift ... obtained aboard the Soviet trawler “Kapitan Oleinichuck". The waters off the Terre d'Adelie (130 ... °- 150° E) are likely to be. an area of regular occurence of krill concentrations, probably the frequency ... superba) off the Wilkes Land and Balleny Islands (with notes on the application of CPUE data as indices of ...
Meeting Document : WG-KRILL-90/16 : Auteur(s): V.N. Dolzhenkov, E.A. Kovalev, V.A. Spiridonov, V.P. Timonin, I.A. Zhigalov (USSR)
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Analysis of catch and effort data in SSRUs 882A–B North from the 2015 fishing season including comparisons with data from exploratory fisheries and closed areas
Norway noted that they would perform an analysis of CPUE variability, haul duration and haul speed from ... the 2015 survey of the northern region of SSRUs 88.2A–B, including a comparison with all exploratory ... fisheries and closed areas. The analysis showed that overall, the CPUE rates observed in the survey were ... within the range of that observed in other exploratory fisheries and similar to those typically observed ...
Meeting Document : WG-SAM-16/16 Rev. 1 : Auteur(s): K. Large, A. Dunn, S.J. Parker, T. Earl, C. Darby, M. Söffker and O.R. Godø
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Distribution patterns and biomasses of Antarctic krill (Euphausia superba) and ice krill (E. crystallorophias) with note on distribution of Antarctic minke whales (Balaenoptera bonaerensis) in the Ross Sea in 2005
Antarctic krill were high. Distribution pattern of Antarctic minke whales in the Ross Sea could be regulated ... krill (E. crystallorophias) with note on distribution of Antarctic minke whales (Balaenoptera ... =0.18) million t, respectively. School sizes of Antarctic minke whales were large where the densities of ... , K. Taki, T. Hayashi, T. Yabuki, T. Tamura, K. Konishi, K. Matsuoka, K. Miyashita, S. Nishiwaki and M ...
Meeting Document : WG-EMM-08/35 : Auteur(s): H. Murase, H. Yasuma, R. Matsukura, Y. Takao, K. Taki, T. Hayashi, T. Yabuki, T. Tamura, K. Konishi, K. Matsuoka, K. Miyashita, S. Nishiwaki and M. Naganobu (Japan)
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Pilot test of techniques to mitigate seabird interactions with catcher processor vessels in the Bering Sea pollock trawl fishery: final report
techniques for future testing that are likely to reduce seabird interactions with catcher processor trawl ... . Dietrich and T. Thomas (USA) Title: Pilot test of techniques to mitigate seabird interactions with catcher ... Abstract: We carried out a pilot research program in collaboration with industry to identify ... vessels operating the Bering Sea fishery for pollock (Theragra chalcogramma) and that are practical and ...
Meeting Document : WG-FSA-05/37 : Auteur(s): E.F. Melvin, K.S. Dietrich and T. Thomas (USA)
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Krill and zooplankton populations monitored during AMLR 2004 surveys (Subarea 48.1) with respect to the long-term Elephant Island area datasets
that coincided with an oceanic-atmospheric “regime shift” affecting the Pacific Ocean basin. Author(s ... good recruitment of the 1990/00, 2000/01 and 2001/02 year classes and little contribution from the 2002 ... -March indicated an influx of large spawning individuals; these along with greatly increased ... 48.1) with respect to the long-term Elephant Island area datasets Approval: Approved ...
Meeting Document : WG-EMM-04/72 : Auteur(s): V.J. Loeb (USA)
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The relative by-catches of taxa associated with vulnerable marine ecosystems by autolines and Spanish longlines
probabilities of observing positive bycatches decreased with depth for both gears. We also found that the rate ... bycatches of VME taxa made by vessels using Autolines and Spanish longlines. The fractions of sets with ... than for Spanish longlines. Using a generalized linear approach with a Tweedie distribution to model ... the large number of zero-bycatch sets, we found that both the amounts of positive bycatches and the ...
Meeting Document : WG-FSA-13/41 : Auteur(s): T. Gerrodette and G.M. Watters (USA)
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FISHING EQUIPMENT, MARINE DEBRIS AND HYDROCARBON SOILING ASSOCIATED WITH SEABIRDS AT BIRD ISLAND, SOUTH GEORGIA, 2007/2008
hydrocarbons associated with seabirds at Bird Island, South Georgia for the period 1 April 2007 to 31 March ... with wandering albatrosses Diomedea exulans, and very few in association with grey-headed Thalassarche ... was observed in the total number of items encountered (n=116) compared with the previous season. Two ... were observed, and in both cases the fishing gear was typical of that used in longline fisheries. There ...
Meeting Document : WG-FSA-08/25 : Auteur(s): D. Fox (UK)