Search results
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An overview of tagging skates (Rajiformes) and CCAMLR skate tagging data
Abstract: Tagging studies of skates and rays worldwide provide valuable information to help ... better understand a wide range of metrics including movements and migrations, stock units, growth rates ... potentially valuable data source to better understand this group of fish. Despite tagging programmes being ... CCAMLR Working Groups. This report provides an overview of global tagging studies on skates, a review of ...
Meeting Document : WG-FSA-13/33 : Author(s): S.R. McCully, D. Goldsmith, G. Burt, R. Scott and J.R. Ellis (United Kingdom)
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Review of cetacean depredation in CCAMLR statistical subareas
Abstract: Depredation, the removal of fish from longlines by large marine predators, has been ... observed throughout the CCAMLR management area. Loss of fish through depredation can cause financial loss ... assessments through the underestimation of total mortality resulting from fishing and depredation combined. In ... other subareas the problem is known but not currently addressed. The areas in which the establishment of ...
Meeting Document : WG-SAM-15/27 : Author(s): M. Soeffker (United Kingdom) and P. Tixier (France)
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INTERANNUAL SPATIAL VARIABILITY OF KRILL (EUPHAUSIA SUPERBA) INFLUENCES SEABIRD FORAGING BEHAVIOR NEAR ELEPHANT ISLAND, ANTARCTICA
Abstract: We investigate the influence of krill (principally Euphausia superba) patchiness on the ... foraging distributions of seabirds to understand how variation in krill influences patch dynamics between ... -transect surveys were used to map seabirds, and a combination of acoustic and net surveys was used to map ... krill. We measured patch size of krill and seabirds and elucidated how krill patch dynamics influence ...
Meeting Document : WG-EMM-08/P12 : Author(s): J.A. Santora, C.S. Reiss, A.M. Cossio and R.R. Veit
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Diet and prey consumption of Antarctic petrels Thalassoica antarctica at Svarthamaren, Dronning Maud Land and at sea outside the colony
Abstract: The diet of the Antarctic petrel Thalassoica antarctica was studied during two years at ... found in other diet studies. Estimates of food consumption for birds breeding at Svarthamaren (c ... . 250,000 pairs) indicate that the take approximately 6,600 tons of Crustaceans, 2,600 tons of fish and 485 ... tons of squid during the breeding season. Furthermore, their annual consumption is estimated to 34,800 ...
Meeting Document : WG-EMM-97/58 : Author(s): Røv, N., Lorentsen, S., Klages, N.
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Diet composition and observations on reproduction of Champsocephalus gunnari in Subarea 48.3 in March/April 1996, Dr Eduardo Holmberg survey
Abstract: The diet composition of the icefish Champsocephalus gumari caught in the Subarea 48.3 ... in March/April 1996 was analyzed using Frequency of occurrence (F%) and coefficient "Q" ... items, known as an important alternative food in years of krill scarcity, were ingested only ... higher than those reported for the 1991 and 1994 years of krill shortage. The analysis of the ovarian ...
Meeting Document : WG-FSA-96/28 Rev. 1 : Author(s): Marschoff, E., Barrera-Oro, E., Casaux, R.
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Review of the South Orkney Islands Southern Shelf (MPA Planning Domain 1, Subarea 48.2)
in 2009 (CCAMLR-XXVIII paragraph 7.1; CM 91-03) with the objective of contributing towards the ... conservation of biodiversity in Subarea 48.2, and to the development of a representative system of protected ... areas across the Convention Area. At the time of its adoption, the Commission agreed to review CM 91-03 ... suggest that the grounds for protection of the South Orkney Islands Southern Shelf as described in CM 91 ...
Meeting Document : WG-EMM-14/26 : Author(s): Delegation of the European Union
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Unmanned Aerial Vehicles based monitoring of indicator species populations on King George Island (Subarea 48.1)
study distribution and size of three Pygoscelis penguin species on King George Island (Subarea 48.1) in ... the austral summer 2014/15 season. During photogrammetric flights the high-resolution images of the ... penguin breeding colonies were taken. Obtained images were used for estimation of population size and ... compared with the results of measurements taken at the same time from the ground level. During expedition ...
Meeting Document : WG-EMM-15/48 : Author(s): M. Korczak-Abshire, A. Zmarz, R. Storvold, M. Rodzewicz, K. Chwedorzewska, A. Kidawa and A. Znój (Poland)
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Analysis of the krill fishery in Subarea 48.1 considering trawl fishing method used (2010–2016)
Abstract: An analysis of spatio-temporal variability of CPUE indices in the krill fishery in ... variability with account of the fishing method used is presented. Particular attention is paid to the fishery ... in the Bransfield strait, where the main fishery in Subarea 48.1 is concentrated The possibility of ... using the standardized CPUE indices as krill biomass density indices for monitoring the variability of ...
Meeting Document : WG-EMM-17/27 : Author(s): S. Kasatkina S. and L. Boronina
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Microbial study of toothfish tissue in Divisions 58.4.1 in 2014/15
Abstract: Dissostichus mawsoni, the Antarctic toothfish, is a local organism of the Southern ... Ocean. The fish is a member of the Notothenioidei, which lives in the sub-zero (-2 °C) continental shelf ... waters of Antarctica. The Antarctic toothfish are protected from freezing by the existence of antifreeze ... explore the bacterial population which is present in the tissues of Antarctic toothfish by using both ...
Meeting Document : WG-EMM-16/32 : Author(s): Delegation of the Republic of Korea
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Fishing of the Patagonian toothfish (Dissostichus eleginoides) by the Chilean fleet (1991/92) in the Subarea 48.3 (South Georgia Island) and proposed TAC for the 1991/1993 season
Georgia Island). From the end of December 1991 until the closing of the fishery on the 10th March 1992 ... , the fleet caught around 80% of the TAC set for this subarea. The catch and effort data and the ... the location of the hauls two separate fishing grounds could be clearly distinguished: the first one ... at the north of South Georgia Island, including Black and Shag rocks, and the second one at the South ...
Meeting Document : WG-FSA-92/24 : Author(s): P.A. Espina, M.A. Araya and V.V. Meniconi (Chile)