Resultados de la búsqueda
-
Modelling the impact of fishery by-catches on albatross populations
developed a deterministic, density-dependent, age-structured model for assessing the effects of longlining ... tuna longline fisheries south of 30 S, to model estimated by-catch levels and other population ... parameters in the model. 3. The model used two alternative assumptions about patterns of at-sea distribution ... of wandering albatross (uniform between 30°S–60°S; proportional to the distribution of longline ...
Meeting Document : WG-FSA-01/18 : Autor(es): G. Tuck, T. Polacheck (Australia), J.P. Croxall (UK) and H. Weimerskirch (France)
-
Report on attendance at the Third Meeting of the Committee for Environmental Protection Under the Madrid Protocol
Abstract: This report outlines the participation of the SC-CAMLR Chair in the Third Meeting of ... Committee for Environmental Protection (CEP-III) under the Madrid Protocol. The most important issues of ... designation of Specially Protected Species in respect of its own needs and in relation to available IUCN ... criteria; (c) CCAMLR's consideration of l\-larine Protected Areas should be carried forward and in ...
Meeting Document : SC-CAMLR-XIX/BG/17 : Autor(es): Chair of the CCAMLR Scientific Committee
-
Diet of the cape petrel Daption capense during the post hatching period at Laurie Island, South Orkney Islands, Antarctica
Abstract: The diet of the Cape petrel Daption capense was investigated at Laurie Island, South ... contents of adults and regurgitate of chicks were sampled during the post-hatching period. The analysis ... in terms of frequency of occurrence. Fish prey formed near 64% by mass, with krill forming 35.8 ... . Amphipods were present in lower numbers and Cephalopods were only a very small portion of the diet of Cape ...
Meeting Document : WG-EMM-96/44 : Autor(es): Montalti, D., Coria, N.R., Soave, G.E.
-
Results of E.L. Holmberg 1997 fish survey in Subarea 48.3
Abstract: The survey comprised 51 bottom trawl hauls taken in subarea 48.3. Of these, one was ... discarded due to net damage. About 80% of the hauls were taken in the shelf of South Georgia Islands (41 ... ) and the remaining in the Shag Rocks area (9); 64% of the hauls were intended as replicates of the ... position of hauls in the previous cruises. Mean densities were obtained considering the spatial aggregation ...
Meeting Document : WG-FSA-97/47 : Autor(es): Prenski, B., Calcagno, J., Marschoff, E.R., Gonzalez, B.
-
Results on by-catch of fish during Ukrainian, Polish and Japanese krill fishery in the South Orkney Islands, South Georgia and Shetland Islands areas
Abstract: Observations on abundance of by-catch fishes were made during fishing operations for ... krill Euphausia superba Dana conducted by the Ukrainian trawler Grigory Kovtun in the vicinity of South ... Georgia (May to July, 1992), the Polish trawler Lepus on the fishing grounds of South Orkney Islands and ... South Georgia area (July to August, 1992) and Niitaka Maru to the north of the South Shetland Islands ...
Meeting Document : WG-FSA-96/19 : Autor(es): Cielniaszek, Z., Pakhomov, E.A., Iwami, T.
-
A fine-scale model of the overlap between penguin foraging demands and the krill fishery in the South Shetland Islands and Antarctic Peninsula
Abstract: CCAMLR has been using the total catch of krill taken within 100 km of penguin colonies ... in their breeding season (December to March) as an index of overlap between the potential foraging ... areas of penguins and the distribution of the krill fishery in Subarea 48.1 (South Shetland Islands). As ... this index has proven unsuitable for a number of reasons, an alternative method of calculating an index ...
Meeting Document : WG-EMM-Stats-96/06 : Autor(es): Phegan, G., Agnew, D.J.
-
Performance and geometry of the FP-120 trawl used during the UK 1993/94 fish stock assessment survey around South Georgia, Subarea 48.3
Abstract: Methods for the calculation of the horizontal opening (swept area) of a bottom trawl ... are discussed. Details of the Scanmar trawl monitoring equipment used for making in situ measurements ... of horizontal opening and headline height of the FP-1 20 trawl during the 1993/94 UK fish stock ... the calculation of horizontal opening from other, more easily obtained measurements, such as tow speed ...
Meeting Document : WG-FSA-94/23 : Autor(es): G. Pilling and G. Parkes (United Kingdom)
-
Report of a domestic workshop to identify U.S. stakeholders’ objectives and protection priorities for one or more marine protected areas in Planning Domain 1
Abstract: The United States has substantive interests within the boundaries of Planning Domain 1 ... domestic workshop to develop background information relevant to the establishment of one or more marine ... protected areas (MPAs) therein. Key products from the workshop include a list of the types of specific ... objectives that U.S. stakeholders have for MPAs in Domain 1, a map of the areas that U.S. stakeholders ...
Meeting Document : WG-EMM-15/34 : Autor(es): G. Watters (USA)
-
A meta-analysis of by-catch in the Ross Sea toothfish fishery
Abstract: Following the recommendation of WG-FSA in 2014 the Secretariat has undertaken an ... analysis of bycatch in CCAMLR longline fisheries. The numerical target catch ratio (the number of target ... fish as a proportion of the total number of fish caught), using haul by haul data from the Ross Sea ... toothfish fishery from 2008 – 2014, was used as a single metric to examine the amount of bycatch reported by ...
Meeting Document : WG-FSA-15/04 Rev. 1 : Autor(es): CCAMLR Secretariat
-
Spatial aggregation of harvesting in Subarea 48.1, in particular during the summer and close to the coast
period 1999/2000 to 2014/2015. We show that since 2013, both the number of hauls as well as the ... associated level of catch has increased in Subarea 48.1 during the penguin breeding season. We explore in ... detail, the fishing patterns in Subarea 48.1 during 2014/2015, showing that two areas of fishing ... took place from 27 December until 28 May, over 153 days of elapsed time. During this period 4 vessels ...
Meeting Document : WG-EMM-16/17 : Autor(es): P. Trathan and S. Hill