Résultats de la recherche
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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)
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Population of macaroni penguins Eudyptes chrysolophus at Marion Island, 1994/95 to 2002/03, with information on breeding and diet
Abstract: There is indication that numbers of macaroni penguins Eudyptes chrysolophus at ... . However, during this period there was a significant increase in reproductive success with time. In the ... /95–2001/02 crustaceans dominated the food, but the mass of chicks at fledging was significantly ... 2002/03, with information on breeding and diet Approval: Approved ...
Meeting Document : WG-EMM-03/15 : Auteur(s): R.J.M. Crawford, J. Cooper and B.M. Dyer (South Africa)
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ESTIMATION OF MANAGEMENT REFERENCE POINTS CONSISTENT WITH THE CATCH TRIGGER LEVEL FOR THE ANTARCTIC KRILL FISHERY IN AREA 48
terminated prematurely with a 40% increase in recruitment proportion SD. It is likely that this is due to a ... biomass reference points for the krill fishery in CCAMLR Area 48 consistent with the catch trigger level ... of 620,000 tonnes. Projections were run with various increased levels of recruitment variability to ... of F and SSB reference points for the krill stock in Area 48 consistent with the catch trigger level ...
Meeting Document : WG-EMM-11/17 : Auteur(s): T. Peatman, J. Moir Clark, D.J. Agnew (UK)
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Cruise report of multidisciplinary ecosystem survey in the eastern Indian sector of the Antarctic (CCAMLR Division 58.4.1) with a focus on Antarctic krill during 2018/19 season by the Japanese survey vessel, Kaiyo-maru
(CCAMLR Division 58.4.1) with a focus on Antarctic krill was carried out by Kaiyo-maru during the 2018/19 ... predetermined and 29 targeted stations with combination of both at 3 stations). SUIT tows were carried out at 28 ... studies. A total of 339 schools with 552 individuals of marine mammals were sighted during 1,249 n.miles ... preparation and the results will be presented to the expert groups of SC-CAMLR. Author(s): H. Murase, K. Abe ...
Meeting Document : WG-EMM-2019/42 : Auteur(s): H. Murase, K. Abe, R. Matsukura, H. Sasaki, R. Driscoll, S. Driscoll, F. Schaafsma, M. van Regteren, Q. Yang, H. Ohshima, K. Ohshima, R. Sugioka, J. Tong, N. Yamamoto, H. Doiguchi, E. Briggs, K. Doi, D. Hirano, K. Katsumata, M. Kiuchi, Y. Ko, D. Nomura, M. Orui, H. Sato, S. Toyoda, K. Yamazaki, T. Ishihara, K. Hamabe, S. Kumagai, T. Miyashita, N. Yamada, Y. Koyama and H. Sasaki
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Preliminary trials to test mitigation measures aimed at reducing Macrourus spp. by-catch on autoliners targeting D. eleginoides with longlines in the CCAMLR Convention Area
. (kg 1000 hooks-1) was lowest with J-type hooks and mackerel bait for both regional trials. Variation ... be endorsed by the industry, further mitigation research is required to determine a gear ... spp. by-catch on autoliners targeting D. eleginoides with longlines in the CCAMLR Convention Area ... . Author(s): R.E. Mitchell, D.J. Agnew, T. Carruthers, J. Clark, L. Ross (United Kingdom) and J. van ...
Meeting Document : WG-FSA-07/33 : Auteur(s): R.E. Mitchell, D.J. Agnew, T. Carruthers, J. Clark, L. Ross (United Kingdom) and J. van Heerden (South Africa)
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Distribution of salps near the South Shetland Islands during austral summer, 1990/1991 with special reference to krill distribution
was lower than that of E. superba. Two species of salps; Salpa thompsoni and Ihlea racovitzai were ... high-chlorophyll a values, salps exhibited high biomass in the oceanic area with low chlorophyll a ... . Title: Distribution of salps near the South Shetland Islands during austral summer, 1990/1991 with ... great numbers. Author(s): Terazaki, M., Ichii, T., Kawaguchi, K., Nishikawa, J., Ishii, H., Naganobu, M ...
Meeting Document : WG-EMM-95/54 : Auteur(s): Terazaki, M., Ichii, T., Kawaguchi, K., Nishikawa, J., Ishii, H., Naganobu, M.
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Seabird mortality associated with Patagonian toothfish longliners in Falkland Island waters during 2002/03 and 2003/04
): H. Otley and T. Reid (United Kingdom) Title: Seabird mortality associated with Patagonian toothfish ... for 2002/03 & 2003/04 were 0.011 and 0.005 birds/1, 000 hooks, respectively, indicating that the ...
Meeting Document : WG-FSA-05/56 : Auteur(s): H. Otley and T. Reid (United Kingdom)