Search results
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Long-term study of the at-sea distribution of seabirds and marine mammals in the Scotia Sea, Antarctica
Abstract: This paper presents the results of at-sea monitoring of seabirds and cetaceans over ... five summer seasons, 2010 to 2014, at the Scotia Sea, Antarctica, covering a total of 1463 nautical ... miles with 1100 ten-min counts. Among birds, six species of Procellariiformes were abundant: Black ... ). Annual dissimilarity in abundance of both birds and cetaceans occurred in conjunction with changes in sea ...
Meeting Document : WG-EMM-14/06 Rev. 1 : Author(s): J.L. Orgeira, M. Alderete, Y.G. Jiménez and J.C. González (Argentina)
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Scientific background document in support of the development of a CCAMLR MPA in the Weddell Sea (Antarctica) – Version 2016
Abstract: The Delegation of Germany has submitted the scientific background and justification for ... the development of a marine protected area in the Weddell Sea planning area. In accordance with the ... /BG/11, /BG/12 and /BG/13). The Scientific Committee is invited to note that: Parts A and B of this ... ) further improved and extended by Germany, inter alia in the light of the suggestions made at WG-EMM-16 ...
Meeting Document : SC-CAMLR-XXXV/01 Rev. 1 : Author(s): Delegation of Germany
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Incorporating information on the distribution of the krill fishery into Domain 1 MPA planning – report of the CCAMLR scholarship recipient
Abstract: This study aims to improve understanding of spatial and temporal variability in krill ... fishing activity in MPA Planning Domain 1, towards the development of a ‘cost layer’ and additional ... the location of areas of high concentration of krill catches or ‘hotspots’ in current fishing ... to 2015/2016.We also analyze the distribution of fishing hotspots at different time scales in Domain ...
Meeting Document : WG-EMM-17/22 : Author(s): A. Capurro, M. Santos and S. Grant
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Application of aerial photography for ecological survey and habitat management of Adélie penguins
Abstract: There are some limits to the accurate counting of the total number of nests by ground ... survey at large scale breeding sites of penguins. To compensate for these shortcomings of the classical ... method, we tested the effectiveness of aerial photography for penguin monitoring at Cape Hallett. Images ... some of the colonies because it was difficult to access those areas located below the mountain slope ...
Meeting Document : WG-EMM-18/38 : Author(s): J.-H. Kim, H.-C. Kim, J.-I. Kim, C.-U. Hyun, J.-W. Jung, Y.-S. Kim, H. Chung and H.C. Shin
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Inclusion of fisheries notifications in the Database of Upcoming Expeditions to the Southern Ocean
Ocean, relevant to their communities. To support the sharing of this information, the Southern Ocean ... Observing System (SOOS) has developed the Database of Upcoming Expeditions to the Southern Ocean, DueSouth ... community that supports the planning of collaborative field programs by providing basic information on ... inclusion of industry vessels (e.g., Tourist and Fisheries) provide important “Ships of Opportunity” for ...
Meeting Document : CCAMLR-38/BG/26 : Author(s): Submitted by SCOR
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Exploratory longline fishing around the Kerguelen Islands (Division 58.5.1). Description of the fishing effort; catchability and target size of Dissostichus eleginoides
fishing over the western shelf break of the Kerguelen shelf (Division 58.5.1). Scientific monitoring of ... fishing carried out by one of these longliners has allowed a description of fishing methods to be made ... . Bottom longlines are generally used at depths of 400 to 600 m. The mainline (1 to 2 miles long) carries ... by trawlers. The vessel is equipped with an automatic longline baiter which has an efficiency of ...
Meeting Document : WG-FSA-92/31 Rev. 1 : Author(s): G. Duhamel (France)
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DEVELOPMENT OF A SPATIALLY EXPLICIT AGE-STRUCTURED STATISTICAL CATCH-AT-AGE POPULATION DYNAMICS MODEL FOR MODELLING MOVEMENT OF ANTARCTIC TOOTHFISH IN THE ROSS SEA
a preliminary development version of this model to Antarctic toothfish in the Ross Sea as an age and ... numbers of areas, and is implemented as a discrete time-step state-space model that represents a cohort ... product of a set of preference functions that are based on known attributes of spatial location. SPM was ... designed to be flexible, allow for the estimation of both population and movement parameters based on local ...
Meeting Document : WG-SAM-08/14 : Author(s): A. Dunn and S. Rasmussen (New Zealand)
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On maturity level of gonads of Antarctic toothfish Dissostichus mawsoni from the southern Ross Sea (Subarea 88.1) in December 2005–February 2006
Abstract: Data on length and gonad-weight distribution, maturity and gonadosomatic index (GSI) of ... Antarctic toothfish Dissostichus mawsoni were collected from Subarea 88.1 on board of the longliner “Yantar ... ” under Russian flag in the 2005/06 season. Our supposition is that the predominant part of Antarctic ... participation in spawning of the current year. Ovaries of the most females weighed less than 2.0 kg; average GSI ...
Meeting Document : WG-FSA-06/9 : Author(s): V.G. Prutko (Ukraine)
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PRELIMINARY ASSESSMENT OF MACKEREL ICEFISH, CHAMPSOCEPHALUS GUNNARI, IN THE VICINITY OF HEARD ISLAND AND MCDONALD ISLANDS (DIVISION 58.5.2), BASED ON A SURVEY IN JULY 2008, USING THE GENERALISED YIELD MODEL
Abstract: A survey of mackerel icefish, Champsocephalus gunnari, was undertaken in Division ... 58.5.2 in the vicinity of Heard Island in July 2008 to provide the information for an assessment of short ... -term annual yield in the 2008/2009 CCAMLR season. This paper provides a preliminary assessment of yield ... for the area of Division 58.5.2 to the west of 79o 20’ E using standard CCAMLR methods. The strong ...
Meeting Document : WG-FSA-08/56 : Author(s): D.C. Welsford (Australia)
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Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 through 1995
Abstract: Analysis of seasonal sea ice cover of a 1,250,000 km2 area off the northwestern side of ... multiple years is apparent. Annual curves of sea ice cover were integrated over time to produce an annual ... index of sea ice cover in units of 106 km2-months. Author(s): Hewitt, R.P. Title: Areal and seasonal ... extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 through 1995 Approval ...
Meeting Document : WG-EMM-96/24 : Author(s): Hewitt, R.P.