Search results
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Milk consumption and growth efficiency in Antarctic fur seal (Arctocephalus gazella) pups
consumption was determined on 388 occasions in 177 pups. Mean estimates of milk consumption ranged from 2.5 to ... 2-day maternal attendance periods (feeding bouts). There were no differences in milk consumption ... between the sexes in any year. Both per-bout and per-day milk consumption increased steadily with age ... before decreasing significantly in the last 30-40 days of lactation. Per-bout milk consumption was ...
Meeting Document : WG-EMM-97/11 : Author(s): Socha, D.G., Arnould, J.P.Y., Boyd, I.L.
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Population dynamics of wandering albatross Diomedea exulans and Amsterdam albatross D. amsterdamensis in the Indian Ocean and their relationships with longline fisheries: conservation implications
Abstract: Studies carried out over the past three decades at Crozet and Kerguelen Islands in the ... populations are in contact with long-line fisheries, mainly the pelagic Japanese southern blue-Jin tuna ... recent years has probably resulted in the slow recovery of these albatross populations as a result of ... albatross populations, most which are still declining in the Southern Ocean. Possible conservation measures ...
Meeting Document : WG-FSA-96/09 : Author(s): Jouventin, P., Brothers, N., Weimerskirch, H.
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By-catch analysis as a part of progress report for the research fishery of Dissostichus spp. in Subarea 48.6 by Japan and South Africa during 2012/13–2016/17
report for the research fishery of Dissostichus spp. in Subarea 48.6 by Japan and South Africa during ... by-catch occurred in most longline research operations, the number of by-catch individuals was less ... than 100 individuals in most of the operations. In most of longline operation, by-catch weight was less ... highest at research blocks 48.6_1. As temporal change of by-catch, only GRV shows obvious decrease in ...
Meeting Document : WG-SAM-17/44 : Author(s): T. Okuda, S. Somhlaba and T. Ichii
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By-catch analysis as a part of progress report for the research fishery of Dissostichus spp. in Divisions 58.4.3a and 58.4.4b by Japan and France during 2012/13–2016/17
report for the research fishery of Dissostichus spp. in Division 58.4.3a and 58.4.4b by Japan and France ... . Although the by-catch occurred in most longline research operations, the number of by-catch individuals was ... less than 50 individuals in most of the operations. In most of longline operation, by-catch weight was ... temporal change of by-catch, common three by-catch species represents obvious decrease in number of by ...
Meeting Document : WG-SAM-17/45 : Author(s): T. Okuda, A. Rigaud, R. Sinegre and T. Ichii
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Adélie penguins’ response to unmanned aerial vehicle at Cape Hallett in the Ross Sea region, Antarctica
Abstract: Aerial photography is widely accepted as a useful method for monitoring penguins in ... Antarctica, but there are concerns about the disturbance it causes to penguins in the process. Since 2016 ... Adélie penguins in this area, because Cape Hallett was designated as a new site for the Ecosystem ... ) in 2018. In order to obtain suitable images for counting the number of nests and mitigate ...
Meeting Document : WG-EMM-2019/36 Rev. 1 : Author(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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On the problem of some fish ranges in Subarea 88.1
Abstract: Detailed materials are presented collected by the author in Subarea 88.1 in December ... Patagonian toothfish distribution areas and appearance of opah in the polar Ross Sea. Author(s): V.G. Prutko ... (Ukraine) Title: On the problem of some fish ranges in Subarea 88.1 Approval: Approved ...
Meeting Document : WG-FSA-03/48 : Author(s): V.G. Prutko (Ukraine)
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Population assessment of Antarctic toothfish in Subarea 48.4 using tag-recapture method
Abstract: The stock of Antarctic toothfish in the CCAMLR subarea 48.4 was estimated using as the ... Petersen method as 640 tonnes. Application of the harvest rate used for D. eleginoides in Subarea 48.3 (γ ... = 0.038) gives yields of 24 t for the Antarctic toothfish in the region vs. previous estimation of 30 ... in Subarea 48.4 using tag-recapture method Approval: Approved ...
Meeting Document : WG-FSA-13/64 : Author(s): V. Laptikhovsky (United Kingdom)
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Integrated analyses of circumpolar climate interactions and ecosystem dynamics in the Southern Ocean (ICED)
Abstract: ICED is a multidisciplinary, international initiative recently launched in response to ... in the Southern Ocean, the implications for ecosystem dynamics, the impacts on biogeochemical cycles ... , and the development of management procedures. CCAMLR community scientists have been instrumental in ... community in order to maximise the impact of science on the management of Southern Ocean ecosystems. Author ...
Meeting Document : WG-EMM-06/26 : Author(s): E.J. Murphy (United Kingdom), E. Hofmann (USA) and R. Cavanagh (United Kindom)
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A GIS tool to assist in the planning and design of sample surveys of the abundance of colonial breeding species
Abstract: A GIS tool to assist in the planning and designing of surveys of colonial breeding ... developed to implement more complex and efficient designs. An example of its potential use is provided. In ... the example the tool is used to sample a population of Adelie penguins in the Holme Bay region of East ... Antarctica as might occur in a real a pilot survey, and the resulting sample densities used to predict the ...
Meeting Document : WG-EMM-05/25 : Author(s): C. Southwell, R. Dreissen, S. Candy, G. McPherson and J. Clarke (Australia)
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Beached birds: a guide used by north pacific groundfish observers to identify seabirds incidentally caught in fisheries
Abstract: In the fall of 2002, the U.S. National Marine Fisheries Service (NMFS) purchased 300 ... vessels in the Bering Sea and Gulf of Alaska. This new guide replaces a dichotomous key on looseleaf paper ... of fishery observers to accurately identify seabirds as they come up in the sampled fishing gear ... collection at the NMFS North Pacific Groundfish Observer Program. A copy of Beached Birds is available in the ...
Meeting Document : WG-FSA-03/24 : Author(s): T. Hass and S. Davis (USA)