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Comparative biological characteristics of Electrona carlsbergi (Tåning) (Myctophidae) from the notal and Antarctic areas in the Southern Ocean Atlantic sector
analysed were at age 2 to the west of 35°W and 3 yr old specimens, the portion of which made up to 40% in ... reached 103 mm. Fish from older age groups (3 and 4 yr old) constituted about 85% of total amount, with ...
Meeting Document : WG-FSA-90/21 : Автор(ы): K.V. Gorchinsky, V.M. Kiseleva and A.A. Filin (USSR)
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Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia
sizes normally of 4 to 10 animals, and often appear to actively seek out fishing vessels and ‘strip’ the ... smaller pod sizes, normally between 1 and 4 animals and have a relatively lower impact on catches ... , depressing CPUE by up to 20%. Sperm whales have been more frequently encountered in recent years, occurring ...
Meeting Document : WG-FSA-10/P06 : Автор(ы): J. Moir Clark and D.J. Agnew
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Continuation of multi-Member research on the Dissostichus mawsoni exploratory fishery in East Antarctica (Divisions 58.4.1 and 58.4.2) from 2018/19 to 2021/22
accordance with ANNEX 24-01/A, Format 2. This plan has been designed as a 4-year plan, based on the low risk ... updated with 2019/20 operating details, the inclusion of modelling work under Objective 2, and a re ... -ordering of milestones under Objective 4. Author(s): Delegations of Australia, France, Japan, Republic of ...
Meeting Document : WG-SAM-2019/05 : Автор(ы): Delegations of Australia, France, Japan, Republic of Korea and Spain
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GENERAL IMPROVEMENTS TO CONSERVATION MEASURES
Conservation Measure 10-02 paragraph 4(x) specify that high quality photographs must be submitted; o the IUU ... Conservation Measure 10-06 paragraph 16 and Conservation Measure 10-07 paragraph 20; and o a sentence be added ...
Meeting Document : CCAMLR-XXVII/35 : Автор(ы): Delegation of Australia
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Acoustic monitoring and evaluation of krill in the Antarctic ecosystem Bransfield Strait and around Elephant Island during ANTAR XXI and XXII, aboard RV Humboldt, Peru
high densities between 20 and 50 m deep while overnight, dispersed and scattered swarms were detected ... from the surface to 20 m deep. A wide distribution of krill in the study area, the highest densities ... biomass in Elephant Island (4'569,039 t) represents 62.3% of all existing biomass in the study area ...
Meeting Document : WG-EMM-16/76 : Автор(ы): R. Cornejo, M. Flores and J. Zuzunaga
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Modelling the impact of fishery by-catches on albatross populations
of wandering albatross (uniform between 30°S–60°S; proportional to the distribution of longline ... fishing effort between these latitudes). 4. Our model was able to predict reasonably closely the observed ...
Meeting Document : WG-FSA-01/18 : Автор(ы): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France)
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Annual variation in breeding biology of gentoo penguins, (Pygoscelis papua) at Bird Island, South Georgia
14.5 days or less. The incubation period was 35 days and the laying interval, between the two eggs, 3.3 ... breeding population at Bird Island decreased by 20% and increased by 84% in successive years during the ...
Meeting Document : WG-CEMP-90/38 : Автор(ы): T.D. Williams (United Kingdom)
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Marine debris, entanglements and hydrocarbon soiling at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2018/19
to 4 March 2019). Fifteen items of beached marine debris were recovered from Goudier Island ... with seabird colonies at Bird Island, most commonly in association with wandering albatrosses (35 items ...
Meeting Document : SC-CAMLR-38/BG/28 : Автор(ы): Delegation of the United Kingdom
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THE POWER OF ECOSYSTEM MONITORING
effects of fishing using either the krill population or a combined predator response index was low (20–40 ... % power after 20 years with the probability of a type I error (α) = 0.05). The power increased to >50 ... index than using the krill population itself. 4. The results indicate that although this monitoring ...
Meeting Document : WG-EMM-08/P11 : Автор(ы): K. Reid, J.P. Croxall and E.J. Murphy
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Data from recent trawl surveys in the vicinity of Heard Island and McDonald Islands (Division 58.5.2), reveal an unusual cohort structure in the mackerel icefish (Champsocephalus gunnari) population
Division 58.5.2 to the west of 79o 20’ E using standard CCAMLR methods. A predicted in 2010, the strong 4 ...
Meeting Document : WG-FSA-11/22 : Автор(ы): D.C. Welsford (Australia)
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