Resultados de la búsqueda
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A brief exploitation of the stone crab Lithodes murrayi (Henderson) off south west Africa, 1979/80
crabs were present in small numbers over a much larger area. Over 90 per cent of the fishing effort was ... applied in this area of high concentration, accounting for almost 95 per cent by mass of the total catch ... . Although the catch rate declined, the mean size of exploitable crabs and of undersize crabs stayed ... uneconomic level. The extent of the L. murrayi grounds is examined on the basis of catch-per-unit-effort data ...
Meeting Document : WS-CRAB-93/21 : Autor(es): R. Melville-Smith (South Africa)
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Progress report of the CEMP Special Fund overwinter penguin tracking project
the CEMP Special Fund in 2015/16. With the assistance of the Secretariat, we purchased 150 ARGOS-based ... Abstract: We provide a brief update on the progress of our project “Tracking the overwinter ... habitat use of krill-dependent predators from Subarea 48.1”. The project was initiated with support from ... tags). Data collection continues for one juvenile penguin and 50 adult penguins as of 13 June 2017. In ...
Meeting Document : WG-EMM-17/07 : Autor(es): J. Hinke, G. Watters, M. Santos, M. Korczak-Abshire, G. Milinevsky and V. Lytvynov
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Development of the CCAMLR Marine Protected Area (MPA) Information Repository (CMIR)
completion in October 2019, with outcomes including the deployment of the CMIR host server, a project ... submission portal, and developed workflow. The principal aim of Phase 1 is to have infrastructure in place ... Abstract: This paper reports on the development of the CCAMLR MPA Information Repository (CMIR ... that will support submission and hosting of MPA project data. The Secretariat will provide support to ...
Meeting Document : SC-CAMLR-38/BG/04 : Autor(es): CCAMLR Secretariat
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PREDICTING THE VULNERABILITY OF BRYOZOANS AND SPONGES TO DISTURBANCE USING LIFE-HISTORY CHARACTERISTICS
form important biogenic habitat in the Southern Ocean. Data were extracted from a global database of ... ): Martin-Smith, K. Title: PREDICTING THE VULNERABILITY OF BRYOZOANS AND SPONGES TO DISTURBANCE USING LIFE ... Abstract: Following on from earlier analyses presented to WG-EMM, meta-analyses of life-history ... too few data for glass sponges for robust analysis. Most sponges from the Antarctic showed no or very ...
Meeting Document : WS-VME-09/12 : Autor(es): Martin-Smith, K.
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Assessment of stone crab (Lithodidae) density on the South Georgia slope using baited video cameras
observed in the 4.9 m2 field of view exceeding 50 within 200 minutes on three occasions. Current speed was ... of 719-1518 m around the sub-Antarctic island of South Georgia. Four species of lithodid (Anomura ... to the baits of which Paralomis formosa was the most abundant. Using arrival rate at baits ... , predictions of odour plume size and observations of walking speed the abundance of the stone crab Paralomis ...
Meeting Document : WG-FSA-03/77 : Autor(es): M.A. Collins, C. Yau, F. Guillfoyle, P. Bagley, I. Everson, I.G. Priede and D. Agnew (United Kingdom)
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Assessment of stone crab (Lithodidae) density on the South Georgia slope using baited video cameras
observed in the 4.9 m2 field of view exceeding 50 within 200 minutes on three occasions. Current speed was ... of 719-1518 m around the sub-Antarctic island of South Georgia. Four species of lithodid (Anomura ... to the baits of which Paralomis formosa was the most abundant. Using arrival rate at baits ... , predictions of odour plume size and observations of walking speed the abundance of the stone crab Paralomis ...
Meeting Document : WG-FSA-03/77 Text : Autor(es): M.A. Collins, C. Yau, F. Guillfoyle, P. Bagley, I. Everson, I.G. Priede and D. Agnew (United Kingdom)
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Distribution and diet of juvenile Patagonian toothfish on the South Georgia and Shag Rocks shelves (Southern Ocean)
from 4 annual trawl surveys (2003-06) around the island of South Georgia in the Atlantic sector of the ... Abstract: The distribution and diet of juvenile (<750 mm) Patagonian toothfish are described ... the four years surveyed. Most juveniles were caught on the Shag Rocks shelf to the NW of South Georgia ... prey were Antarctic krill and notothenid fish. The diet changed with size, with an increase in ...
Meeting Document : WG-FSA-07/P4 : Autor(es): M.A. Collins, K.A. Ross, M. Belchier, K. Reid. (Mar. Biol., 152: 135–147 (2007)).
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Intra-archipelago moult dispersion of southern elephant seals at the Prince Edward Islands, southern Indian Ocean
), 38 of which could be individually identified by resighting their tag numbers. The majority of the MI ... . The attendance rate of the known individuals at their natal island during the annual moult was only 40 ... PEI, and 80 ± 4% for the simulation. Seasonal and annual absences of seals from MI violate the ... absences during the moult. Therefore, mark–recapture studies undertaken in archipelagos should ideally ...
Meeting Document : WG-EMM-10/P16 : Autor(es): W.C. Oosthuizen, M.N. Bester, P.J.N. de Bruyn and G.J.G. Hofmeyr
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Operational interactions of sperm whales and killer whales with the Patagonian toothfish industrial fishery off southern Chile
%. Considering that no interactions were recorded in 153 (84%) of the effectively monitored sets, and that the ... = 3). The mean rate of depredation was 3% (±2% CI 95%; n = 180 sets) and ranged between 0 and 100 ... 95% US$47 302–153 745) for the whole fleet, with a mean loss per set of US$138 (CI 95% US$74.76–249.3 ... Paper Title: Operational interactions of sperm whales and killer whales with the Patagonian ... between 0 and 100%. Considering that no interactions were recorded in 153 (84%) of the effectively ... is available on the magnitude of these interactions, in spite of anecdotal and unpublished ... artisanal Patagonian toothfi sh fi shery in southern Chile (39ºS–57ºS). The specifi c objectives of this ... monitored. Of these, 180 hauls were selected for inclusion in this analysis because of the par- ticu lar ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 127–140 : Autor(es): Hucke-Gaete, R., C.A. Moreno and J. Arata
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DEPREDATION AROUND SOUTH GEORGIA AND THE IMPLICATIONS ON STOCK ASSESSMENT OF D. ELEGINOIDES
conducted which looked at the behaviour of cetaceans around fishing vessels in the area. To aid ... examined and varied from 0.9% to 5.8% of the TAC per year over the time period. Additional work was also ... both in season and between years. Hydrophones deployed on longlines recorded both vocalisations of ... hydraulics of line machinery and the fishing gear itself. Distinctive acoustic patterns were seen both when ...
Meeting Document : WG-FSA-09/16 : Autor(es): J. Moir Clark, D.A. Agnew, P. McCarthy and M. Unwin (United Kingdom)