Résultats de la recherche
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Fishery Report: Exploratory fishery for Dissostichus spp. in Division 58.4.1
measures 25. In 2008, the Commission agreed that during the Year-of-the-Skate (CCAMLR-XXVII, paragraph ... . He also considered that catches of immature (1–4 years old) fish in Division 58.4.2 (WG-FSA-08/23 ... 29. Conservation Measure 25-02 applies to this fishery and in recent years has been linked to an ... APPENDIX F FISHERY REPORT: EXPLORATORY FISHERY FOR DISSOSTICHUS SPP. IN DIVISION 58.4.1 ...
Document : Site Section: Publications
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Recommendation for an explicit limit reference point for the mackerel icefish (Champsocephalus gunnari) fishery in CCAMLR Statistical Division 58.5.2
completed. In years with a zero commercial catch limit, a combined bycatch and research catch limit of 30 ... limit recommended by the decision rules is below 100 tonnes in the first year after a survey has been ... Abstract: Large fluctuations in abundance are a persistent feature of the populations of mackerel ... icefish (Champsocephalus gunnari) in the waters adjacent to Heard Island and the McDonald Islands in ...
Meeting Document : WG-FSA-11/34 : Auteur(s): Delegation of Australia
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A review of the trophic role of mesopelagic fish of the family Myctophidae in the Southern Ocean ecosystem
Paper Title: A review of the trophic role of mesopelagic fish of the family Myctophidae in the ... myctophids demonstrate that this group of mesopelagic fish plays a significant role in the community of ... carlsbergi ranges from 157 to 364 million tonnes. Myctophids occupy the third level in the Southern Ocean ... Vozrozhdenie in the Falkland/Patagonian area (46"00f to 46°30'S,58030' to 60°00'S) show that the highly ... V.B. Tseitlin. 1980. Secondary production in the pelagic layer of Antarctica. Okeanologiya, 20 (6 ... . anderssoni and G. nicholsi. Results of biomass assessments of E. carlsbergi carried out in recent years in ... TROPHIC ROLE OF MESOPELAGIC FISH OF THE FAMILY MYCTOPHIDAE IN THE SOUTHERN OCEAN ECOSYSTEM A.N. Koz.10 ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 71–77 : Auteur(s): Kozlov, A.N
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Supplement to the krill synoptic survey design in Area 48 (with participation of a Russian scientific research vessel)
integral part of Area 48 is discussed. It is shown that in this case there shall be obtained for the first ... concentration of fishing grounds between the Antarctic Peninsula and the most southern Sandwich Islands up to 20 ... ° W. It is emphasized that in this way there shall be obtained the data that are important both to ... acquire knowledge in appropriateness of krill horizontal distribution over the whole Area 48, and to ...
Meeting Document : WG-EMM-99/43 : Auteur(s): V.A. Sushin, S.M. Kasatkina and F.F. Litvinov (Russia)
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The state of exploited fish stocks in the Southern Ocean - a review
Union since more than 20 years. The total yield from the Southern Ocean has been 2.85 million tonnes ... until the season 1989/90. About two thirds of the catches have been taken in the Atlantic Ocean sector ... (mainly South Georgia) while the remaining one third originated primarily from the Kerguelen waters in the ... most heavily affected by fishing are those of Notothenia rossii in both sectors, Notothenia squamifrons ...
Meeting Document : SC-CAMLR-X/BG/13 : Auteur(s): Delegation of Germany
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Distribution, morphology, growth, reproduction, diet and trophic position of two species of grenadier (Macrourus whitsoni and M. caml) in the Ross Sea region of the Southern Ocean (CCAMLR Subareas 88.1 and 88.2)
least 27 years; in M. caml, full size is attained at about 15–20 years of age and they can live in ... excess of 60 years. However, sexual maturity in female M. whitsoni is reached at longer length and older ... Macrourus whitsoni and M. caml in the Ross Sea region of the Southern Ocean. Fish were caught by New Zealand ... vessels in the fishery for Antarctic toothfish (Dissostichus mawsoni) between December 2011 and February ...
Meeting Document : WG-FSA-12/54 Rev. 1 : Auteur(s): M.H. Pinkerton, P. McMillan, J. Forman, P. Marriott, P. Horn, S. Bury and J. Brown (New Zealand)
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Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region
Paper Title: Spatially explicit population dynamics models for Antarctic toothfish in the Ross ... stage transition in a holistic framework. Using this software, three spatially explicit age-structured ... models were developed for the Antarctic toothfish (Dissostichus mawsoni) population in the Ross Sea ... median movement of tagged and recaptured fish is about 30 km in a year (Parker et al., 2013). The ... (years) 0 5 10 15 20 25 30 0 ... 5 10 15 20 25 30 Age (years) 1.0 0.8 ... al. 20 one or the other of these methods are available in various stock assessment modelling ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Auteur(s): Mormede, S., A. Dunn, S. Hanchet and S. Parker
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The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)
resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop) Abstract / Description ... of fish as krill predators in the Southern Ocean is critical to understanding how changes in fish ... abundance, such as through fishing or environmental change, are likely to impact on the food webs in the ... region. First attempts to estimate the krill and pelagic food consumption by Antarctic demersal fish in ... in the diet of E. antarctica was conservatively estimated at 20%. Estimates were limited to ... ) the proportion of krill by weight accounted for 5% in the diet of E. carlsbergi, for 20% in E ... sold salted in some quantities to Buenos Aires a few years after whaling had begun. However, it took ... spp.) in the 19th cen- tury and the large baleen whales in the first 80 years of the 20th century ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Auteur(s): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams
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Simulations to evaluate model performance for Antarctic toothfish stock assessment in the Amundsen Sea region
to be developed to assess the ASR for 2018, as recommended by Scientific Committee in 2016. Author(s ... shown promising results to date, with 8 interseason tags recaptured in the South area in 2016 and 12 ... (preliminary recaptures) in 2017. The aim of this paper is to ascertain when the Amundsen Sea region stock ... in estimates of biomass, the likely biases, and to set expectations for mark-recapture data for the ...
Meeting Document : WG-SAM-17/40 : Auteur(s): S. Mormede and S. Parker
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Fishery Report: Exploratory fishery for Dissostichus spp. (TOT) in Division 58.4.2
................................................................ 11 Throughout this report the CCAMLR fishing season is represented by the year in which that ... Dissostichus spp. in SSRU A (catch limit for Dissostichus spp.: 30 tonnes; final reported catch: 13 tonnes ... number of hauls (N) and the number of fish measured (n) in each year are given at the top of each panel ... December to 30 November Same period By-catch Regulated by CM 33-03 Carry forward Mitigation In ...
Document : Site Section: Publications