Résultats de la recherche
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Adélie penguins’ response to unmanned aerial vehicle at Cape Hallett in the Ross Sea region, Antarctica
count Adélie penguins’ nests at Cape Hallett, but the impact of using this method on breeding penguins ... has not been investigated. An annual survey should be conducted to determine the population size of ... Monitoring Program (CEMP) of the Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR ... ) in 2018. In order to obtain suitable images for counting the number of nests and mitigate ...
Meeting Document : WG-EMM-2019/36 Rev. 1 : Auteur(s): J.-H. Kim, Y.-S. Kim, J.-W. Jung, W.Y. Lee, H.-C. Kim, J.H. Kim, H. Chung and H.C. Shin
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Fishing equipment, marine debris and hydrocarbon soiling associated with seabirds at Bird Island, South Georgia, 2004/05
Abstract: This report describes and quantifies occurrences of fishing gear, marine debris and oil ... such annual report. As in previous years, more items of fishing gear (mostly longlining gear) were ... being typical of those used in the Patagonian Toothfish industry. Wandering albatrosses also collected ... the most number of marine debris, though again total quantity is significantly down on previous years ...
Meeting Document : SC-CAMLR-XXIV/BG/14 : Auteur(s): Delegation of the United Kingdom
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Ross Sea fishery research and data collection plan
Abstract: A review of the use and effectiveness of research lines as a data collection and effort ... ) is presented. The increase in the number of vessels in the exploratory fishery in Subareas 88.1 and ... 88.2, combined with the greater number of Small Scale Research Units (SSRUs) and the amount of data ... collected through fishing activities has effectively made the requirement to force a spread of research sets ...
Meeting Document : WG-FSA-05/49 : Auteur(s): J. Fenaughty (New Zealand)
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Crab by-catch in the experimental toothfish pot fishery around South Georgia, 2000
that about 10% of apparently lively discarded crabs would die. Author(s): T. Daw, D. Agnew, M. Purves ... Abstract: Trials of a method of fishing for toothfish using pots were undertaken by FV Argos ... Georgia from March to May 2000. A significant bycatch of crabs was encountered. Paralomis spinosissima ... between Shag Rocks and South Georgia, and highest for P. formosa in deep water north of South Georgia. Few ...
Meeting Document : WG-FSA-00/24 : Auteur(s): T. Daw, D. Agnew, M. Purves, G. Pilling and C. Yau (United Kingdom)
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Age-length key for Champsocephalus gunnari from Subarea 48.3, Dr Eduardo Holmberg survey, February/March 1994
on the readings of otoliths randomly collected during the R/V Holmberg survey in Feb/Mar 1994. Small ... and medium sized fish (total length 12-33 cm) constituted the bulk of the samples (93%), while larger ... specimens (>33 cm) were scarce. At South Georgia, fish of age groups 1-4 were truly represented; at Shag ... Rocks, a large concentration of fish belonging to age groups 2 (90%) and 3 (10%) was found. The length ...
Meeting Document : WG-FSA-94/11 : Auteur(s): E. Barrera-Oro, E. Marschoff and R. Casaux (Argentina)
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Seabird interactions with long-lining operations during an exploratory fishing cruise for Dissostichus eleginoides to South Sandwich Islands, Antarctica
Abstract: During seven operations involving the setting and hauling of long-lines to catch ... interactions with seabirds were assessed. Bird numbers increased rapidly after dawn and large numbers of Cape ... , giant and storm petrels and smaller numbers of white-chinned petrels and black-browed albatrosses were ... hook; nevertheless these aggregations of birds are clearly potentially vulnerable to setting operations ...
Meeting Document : SC-CAMLR-XII/BG/08 Rev. 1 : Auteur(s): Delegations of United Kingdom and Chile
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Can acoustic methods be used to monitor grenadier (Macrouridae) abundance in the Ross Sea region?
to assess stock status of grenadiers in the Ross Sea and to ensure ecological relationships are ... maintained. There may be potential to use fisheries acoustic methods to obtain estimates of grenadier ... abundance. Acoustic data collected during New Zealand’s International Polar Year Census of Marine Life ... slope are grenadiers. The acoustic target strength distribution of single targets was very similar to ...
Meeting Document : WG-FSA-12/P11 : Auteur(s): R.L. O’Driscoll, S.M. Hanchet and B.S. Miller
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Results from the reduced groundfish survey conducted in CCAMLR Subarea 48.3 in January 2012
. Reasonable catches of Patagonian toothfish were found around Shag Rocks (greater than in 2009 and 2010), with ... three size cohorts of fish identified including evidence of a new cohort of 2+ age fish (29-39cm). Catch ... -weighted length frequencies of mackerel icefish indicated that 2+ and 3+ sized fish dominated at Shag Rocks ... of which may be attributable to icefish, were observed in the water column, and in only 23 hauls 15.2 ...
Meeting Document : WG-FSA-12/37 : Auteur(s): J. Brown, S. Gregory, A. Stanworth, V. Carretero, G. Baker and M. Belchier (United Kingdom)
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Commercial fishing vessel as research vessels in the Antarctic – requirements and solutions exemplified with a new vessel
Abstract: The climate-induced changes presently seen in the ecosystems of Antarctic region ... require a precautionary approach with respect to the human use of these ecosystems. In particular ... impacts on the harvested stocks as well as the associated ecosystem. Due to the vastness and remoteness of ... the Antarctic region research vessel capacity is not readily available for conventional coverage of ...
Meeting Document : WG-EMM-13/15 : Auteur(s): O.R. Godø (Norway), C. Reiss (USA), V. Siegel (Germany) and J.L. Watkins (United Kingdom)
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Progress report on the Weddell Sea Research Program Stage II
Abstract: Results of longline survey on Antarctic toothfish in the Weddell Sea (Stage II) are ... presented in the paper. Options I and II of the survey were carried out from February 10 to February 22 ... , 2014. A total of 34 longlines were set: the Option I – 10+20 and the Option II – 4 at the depths ... ranging from 605 to 2031 m. A total number of hooks – 116 100, area – 13565 km 2. Catch value of the ...
Meeting Document : WG-SAM-14/05 : Auteur(s): A.F. Petrov, I.I. Gordeev, S.V. Pianova and E.F. Uryupova (Russia)