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SCAR group of specialists on living resources of the Southern Ocean – Newsletter 3
. Bogdanov's, Director of VNIRO, reply (see Newsletter #1 of 20 November, 1975). Because of the usefulness of ... questions were raised about the magnitude of present Russian harvests in the Antarctic and sub-Antarctic ... South-west Atlantic I notice big catches in some earlier years (1969 - 89.1 thousand tons; 1970 - 404.8 ... thousand tons; 1971 - 16.3 thousand tons) and then very small quantities in the last three years. Do ...
Document : Site Section: The Organisation
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LETTER TO DRS REID, WATTERS AND JONES IN REGARD TO “DISAPPEARANCE OF TOOTHFISH FROM MCMURDO SOUND”
needs to be addressed without significant delay. Together we have worked in the Ross Sea and vicinity ... for more than 300 person-years, and in the process have gained considerable knowledge about the Ross ... first sign that the Ross Sea ecosystem is being irreparably altered, and the 40-50 year time series of ...
Meeting Document : WG-EMM-08/20 : Autor(es): D.G. Ainley, S.F. Ackley, K. Arrigo (USA), G. Ballard (New Zealand), J.P. Barry (USA), L. Blight (Canada), P. Broady, B. Davison (New Zealand), P. Dayton, A.L. DeVries, K. Dugger, J.T. Eastman, S.D. Emslie (USA), C. Evans (New Zealand), R.A. Garrott, G. Hofmann, S. Kim, G. Kooyman, S.S. Jacobs (USA), G. Lauriano (Italy), A. Lescroël (France), D.R. MacAyeal (USA), M. Massaro (New Zealand), S. Olmastroni (Italy), P.J. Ponganis (USA), E. Robinson (New Zealand), D.B. Siniff, W.O. Smith (USA), I. Sti
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Effects of different harvesting strategies on the stock of Antarctic icefish Champsocephalus gunnari around South Georgia
Champsocephalus gunnari have been simulated for a period of 30 years. These were- diffierent levels of constant ... of the incoming year class. An increaseof F, however, should not occur before 4 years after a good ... years after a good recruitment,- pulse fishing at an interval of 3 years with no fishing in between;- a ...
Meeting Document : SC-CAMLR-VIII/BG/47 : Autor(es): Delegation of Federal Republic of Germany
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Effects of different harvesting strategies on the mackerel icefish Champsocephalus gunnari around South Georgia
the mackerel icefish (Champsocephalus gunnari) have been simulated for a period of 30 years. These ... 50% F 0.1 with F increasing three or five years after a good recruitment; pulse fishing at an ... interval of three years with no fishing in between; and changes in net selectivity resulting in a shift in ... , should not occur earlier than four years after a good recruitment. A forward shift in partial recruitment ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 77–100 : Autor(es): Köster, F.W. and K.-H. Kock
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e-sc-xi-a7.pdf
... in 1991 than in the previous and subsequent years. It was noted that 1991 was a year of heavy sea ... first four years, two distinct groups were identified; in the last year three groups were present ... site at Magnetic Island. Although some questions were raised about some of the wording contained in ... statistically formalised approach to comparisons among sites, colonies, and years. Lic. E. Marschoff
application/pdf attached to:WG-CEMP-92
Meeting Report : WG-CEMP-92
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Upward adjustments to local catch limits for the krill fishery in Subarea 48.1
Abstract: Here we compile three vignettes that, together, provide the basis for making upward ... founded on 1) a “stoplight” classification of predator performance to identify years when predator ... predator populations, 2) repeat acoustic surveys to identify years when local krill biomass increases ...
Meeting Document : WG-EMM-16/47 : Autor(es): Antarctic Ecosystem Research Division, Southwest Fisheries Science Center and NOAA Fisheries
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Marine mammals and demersal longline fishery interactions in Crozet and Kerguelen Exclusive Economic Zones: an assessment of depredation levels
together. An extensive photo-identifi cation effort, primarily focussing on killer whales, allowed a total ... interacting was 8.2 ± 4.7 (n = 552, range 1–20) and 4.1 ± 3.4 (n = 737, range 1–30) individuals respectively ... sector and marine mammal species. 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 11 12 13 14 15 16 17 ... sperm whales Fishing sector Le ve l o f i nt er ac tio n 90% 80% 70% 60% 50% 40% 30% 20 ... identifi ed on 23 different occa- sions). 0 5 10 15 20 25 30 2 3 4 5 6 7 8 9 10 11 12 13 14 20 21 ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 67–82 : Autor(es): Roche, C., C. Guinet, N. Gasco and G. Duhamel
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Information on the status of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps in the lower South Shetland Islands, derived from the 2000–2006 monitoring program at Potter Cove
sampling period of 24 years which began in 1983, and at Harmony Cove in the summers of 2001to 2003. The ... ) Notothenia rossii, total catches Years 19.8835 20 0.994173 14.6162 <0.00001 Error 59.3803 873 0.068019 ... (b) Gobionotothen gibberifrons, total catches Years 9.8124 20 0.49062 42.9468 <0.00001 Error 9.9731 ... 873 0.01142 (c) Notothenia coriiceps, total catches Years 32.4684 20 1.623422 11.8377 <0.00001 ... Error 119.7232 873 0.137140 (d) Notothenia rossii, relative catches Years 53439.18 20 2671.959 ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 83–87 : Autor(es): Barrera-Oro, E.R. and E.R. Marschoff
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e-sc-xxviii.pdf
... MEETING OF THE SCIENTIFIC COMMITTEE HOBART, AUSTRALIA 26-30 OCTOBER 2009 North Hobart 7002 Tasmania ... Living Resources held in Hobart, Australia, from 26 to 30 October 2009. Reports of meetings and ... ........................................................................ 19 Tagging studies.......................................................................... 20 ... Stock structure........................................................................... 20 Biology
application/pdf attached to:SC-CAMLR-XXVIII
Meeting Report : SC-CAMLR-XXVIII
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WG-FSA-13
-FSA-13/20 Proposal to extend trial of daytime setting of longlines between 15 and 30 April in the ... the Secretariat on behalf of Ukraine CCAMLR-XXXII/20 Notifications of the United Kingdom’s intention ... CCAMLR Scheme of International Scientific Observation (26 to 30 August 2013, CCAMLR Headquarters, Hobart ... Kingdom) WG-FSA-13/30 Preliminary assessment of Patagonian toothfish in Subarea 48.3 R. Scott (United ...
Meeting