Resultados de la búsqueda
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Shedding new light on the life cycle of mackerel icefish in the Southern Ocean
after they have spawned for 2 – 3 times. The number of eggs produced per gram of body weight is higher ... Abstract: Mackerel icefish (Champsocephalus gunnari) has a widespread distribution in the ... Atlantic and Indian Ocean sectors of the low-Antarctic region. Biological characteristics differ ... considerably between populations in the southern Scotia Arc and those living further to the north. Fish living ...
Meeting Document : WG-EMM-03/4 : Autor(es): K.-H. Kock (Germany) and I. Everson (United Kingdom)
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Results and standing stock biomass estimates of finfish from the 2001 US AMLR bottom trawl survey of the South Shetland Islands (Subarea 48.1)
. rossii have not recovered even after commercial fishing has ceased for 20 years. The overall abundance of ... Abstract: The United States Antarctic Marine Living Resources (U.S. AMLR) program conducted a ... bottom trawl survey in March, 2001 of the South Shetland Islands. Information on species composition ... coriiceps, and Notothenia rossii. Biomass estimates were compared to the results from the 1998 U.S. AMLR ...
Meeting Document : WG-FSA-01/33 Rev. 1 : Autor(es): C.D. Jones, K.-H. Kock, D. Ramm, J. Ashford, S. Wilhelms, T. Near, N. Gong and H. Flores
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Conserving pattern and process in the Southern Ocean: designing a marine protected area for the Prince Edward Islands
minimizing conflict with the legal toothfish fishery. After collating all available distributional data on ... Abstract: South Africa is currently proclaiming a Marine Protected Area (MPA) in the Exclusive ... Economic Zone (EEZ) of its sub-Antarctic Prince Edward Islands. The objectives of the MPA are to: (1 ... to inform future management; (3) contribute to the recovery of the Patagonian toothfish (Dissostichus ...
Meeting Document : CCAMLR-XXV/BG/16 : Autor(es): Delegation of South Africa
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Revised research plan for the 2015/16 exploratory longline fishery of Dissostichus spp. with special reference to the information on spawning dynamics in Division 58.4.3a
fish. To this end, we propose to follow the current research style in the current research blocks for ... Abstract: The current season (2014/15) is the final one of the first three-season research which ... began in 2013 in data-poor fisheries. In the present report, the next three-season (2016-18) research ... plan in Division 58.4.3a was revised using the latest CCAMLR C2 and Observer data. The stock sizes for ...
Meeting Document : WG-FSA-15/19 : Autor(es): Delegation of Japan
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Krill, salps and other dominant zooplankton taxa in the Elephant Island area during the 1997 austral summer
Abstract: Results from two net surveys in the Elephant Island area during January-March indicated ... moderate krill abundance and lower recruitment success of the 1995/96 year class relative to that of 1994 ... /95. These occurred after a relatively early 1996 spawning season that theoretically should have ... ", followed a winter with relatively low sea-ice development. The other zooplankton collected ...
Meeting Document : WG-EMM-97/33 : Autor(es): Puglise, K., Outram, D., Loeb, V.
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An integrated stock assessment for the Heard Island and the McDonald Islands Patagonian toothfish (Dissostichus eleginoides) fishery in Division 58.5.2
end of July 2015. The updated assessment model is based on the best available estimates of model ... Abstract: This paper presents an updated assessment for the Patagonian toothfish (Dissostichus ... eleginoides) fishery at the Heard Island and the McDonald Islands in CCAMLR Division 58.5.2 with data until ... parameters, the use of abundance estimates from a random stratified trawl survey (RSTS), longline tag-release ...
Meeting Document : WG-FSA-15/52 : Autor(es): P. Ziegler and D. Welsford (Australia)
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Preliminary analysis on the Kerguelen shelf icefish Champsocephalus gunnari stock from 1996/97 to 2001/02: no evidence in the recovery!
Abstract: The icefish fishery on the Kerguelen shelf has been stopped after the1994/95 fishing ... yields were not enough high and the lucrative fishery of Patagonian toothfish Dissostichus eleginoides ... deverted fishermen from these specific shallow fishing grounds. However to follow the situation in the area ... the fishery licences for trawlers have been linked to the obligation of conducting some experimental ...
Meeting Document : WG-FSA-02/65 : Autor(es): G. Duhamel and J. Claudet (France)
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The foraging range of Adelie penguins at Bechervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery
up to 12 km after 17 January when the sea became ice free to the coast. Concentrations of krill ... Abstract: The foraging ranges of six female and four male Adélie penguins breeding at Bechervaise ... Island near Mawson Station (Mac. Robertson Land) were determined by satellite tracking, using the ARGOS ... system. Birds were tracked over four foraging trips (by 2 females and 4 males) during the incubation ...
Meeting Document : WG-CEMP-92/36 : Autor(es): K.R. Kerry, J.R. Clarke and G.D. Else (Australia)
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Characterisation of the toothfish fishery in the Ross Sea region (Subarea 88.1 and SSRUs 88.2A–B) through 2018/19
Abstract: This report summarises fishing catch and effort in the Ross Sea region (Subarea 88.1 ... and SSRUs 88.2AB) together with biological characteristics of the catch of Antarctic toothfish through ... the 2019 season. The implementation of the Ross Sea Region Marine Protected area in December of 2017 ... , concentrated fishing on the slope south of 70° S on the traditional fishing grounds, with some expansion of ...
Meeting Document : WG-FSA-2019/07 : Autor(es): J. Devine, S. Parker and A. Dunn
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The recent decline in recruitment of Gobionotothen gibberifrons in the South Shetland Islands (CCAMLR Subarea 48.1)
Shetland Islands ceased after the 1989/90 season. One of the larger and most abundant species in the area ... Abstract: Commercial exploitation of fish stocks around Elephant Island and the lower South ... Georgia. Six surveys were conducted by the US and Germany from 1998 to 2012 to investigate if and to what ... perturbations on a fish stock by recruitment failure as one of them. Data from the 1980’s and 1990’s (1983, 1985 ...
Meeting Document : WG-FSA-12/20 : Autor(es): K.-H. Kock (Germany) and C.D. Jones (USA)