Search results
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Revision of the fishery–foraging overlap model
Secretariat was tasked with the revision of the model, including modifications to the model in terms of both ... adjustments to temporal aspects of the underlying model and changes in the form of the index of overlap. The ... Abstract: The fishery-foraging model of Agnew and Phegan (1995) was reviewed by the Working Group ... on Ecosystem Monitoring and Management and its Subgroup on Statistics in 1997. The review found that ...
Meeting Document : WG-EMM-98/05 : Author(s): Secretariat
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Monitoring results of marine debris at Cape Shirreff, Livingston Island during the 1995/96 Antarctic season
Abstract: The principal results of the monitoring survey on marine debris carried out at Cape ... total of 4 251 articles with a total weight of 65.8 kg were obtained. As occurred in previous seasons ... %; metal (77 pieces), 1.81%; and paper (12 pieces), with a 0.28% From the plastic item, those used in ... fisheries were 1 195 articles (strapping bands and net pieces). The total density of marine debris collected ...
Meeting Document : CCAMLR-XV/BG/27 : Author(s): Delegation of Chile
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ECOSYSTEM SERVICES OF THE SOUTHERN OCEAN
resources, and the regulation of global climate and sea level. Assessing ecological processes in terms of ... the Southern Ocean ecosystem is generally under-represented in assessments of ecosystem services at ... , status and value. The benefits of assessing Southern Ocean ecosystem services in this way include (i ... Abstract: The Southern Ocean is a globally important marine region, providing a range of ...
Meeting Document : WG-EMM-11/21 : Author(s): S.M. Grant, S.L. Hill and P.N. Trathan (UK)
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Conveners’ Report of the Joint CEP/SC-CAMLR Workshop on Climate Change and Monitoring
Abstract: The Joint CEP/SC-CAMLR Workshop on Climate Change and Monitoring was held in Punta ... Polly Penhale), and is provided in full below. The report was discussed at the Committee for ... ), and at WG-EMM-16 in Bologna, Italy (WG-EMM-16 Report, paragraphs 6.8 to 6.28). The CEP agreed that the ... joint workshop had been valuable in further enhancing cooperation and information sharing between the ...
Meeting Document : SC-CAMLR-XXXV/07 : Author(s): Delegations of the United Kingdom and the USA
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A critical issue for feedback management – how do we determine the level of functional overlap between krill fishing operations and penguin foraging activity?
Abstract: The spatial distribution of the Antarctic krill fishery in Subareas 48.1 to 48.3 has ... changed over time. The majority of catches in Subarea 48.1 are now taken south of the South Shetland ... Islands, following regional decreases in seasonal sea-ice cover. As the cumulative spatial footprint of ... target the same type types of krill swarms in the same places). In contrast to Subarea 48.1, the fishery ...
Meeting Document : WG-EMM-15/11 : Author(s): P.N. Trathan, J.R.D. Silk, S.L. Hill (United Kingdom) and H.J. Lynch (USA)
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Climate change and the role of CCAMLR
adapting fishing strategies. ASOC advocates that the role of CCAMLR in the climate change context continues ... 5) providing leadership in reducing the emissions of greenhouse gases during the course of fishing ... Abstract: Abstract Fishing magnifies the sensitivity of ecosystems to the effects of climate ... change. In the Southern Ocean, CCAMLR has the capacity to reduce this sensitivity by appropriately ...
Meeting Document : CCAMLR-XXIX/BG/19 : Author(s): ASOC Observer
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Diet of Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea region, Antarctica
Abstract: The diet of Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea region was ... stomach contents of toothfish could be used to detect ecosystem change in the Ross Sea region, with a ... explained some variation in stomach contents in the Mawson and Iselin Bank block, the proportion of variance ... . Overall, the diet of sub-adult toothfish was similar to that of adult toothfish, with a dominance of ...
Meeting Document : WG-FSA-12/52 : Author(s): D.W. Stevens, M.R. Dunn, M.H. Pinkerton and J.S. Forman (New Zealand)
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Extending the time series of catch-weighted length frequencies
use of CCAMLR data for D. eleginoides in Subarea 48.3 collected in the seasons 1992/93 and from 1994 ... from 1993/94 because of a mismatch in Flag State which presently occurs between the length and catch ... extended the existing time series of catch-weighted length frequencies for D. eleginoides in Subarea 48.3 ... an overlap of seasons. However there is a systematic difference in the overall number of fish ...
Meeting Document : WG-FSA-SAM-06/04 : Author(s): David Ramm & Lydia Millar
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Analysis of trawl data from the South Georgia krill fishery
focussed, operating in a limited area along the shelf edge on the northern coast of the island. Each day a ... large number of trawls were undertaken by each,vessel, with trawls being shorter in duration during the ... the variability are discussed in relation to the biology of krill, others are discussed in relation to ... Abstract: Data from individual trawls carried out by vessels operating in the krill fishery at ...
Meeting Document : WG-EMM-97/41 : Author(s): Parkes, G., Trathan, P.N., Everson, I., Murphy, E.J.
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Exploratory analysis of acoustic data from the Ross Sea
. All line recordings were in water over 1000 m deep. Because of the spreading of the acoustic beam, the ... the echogram and the catch of rattails in the accompanying longline set. Bottom-referenced layers were ... Abstract: This report presents results from a pilot study to determine the feasibility of ... conducting acoustic surveys for toothfish and rattails in the Ross Sea. Acoustic data were collected using a ...
Meeting Document : WG-FSA-SAM 03/9 : Author(s): R.L. O’Driscoll and G.J. Macaulay (New Zealand)