Resultados de la búsqueda
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Seabird interactions with longlining operations for Dissostichus eleginoides at the South Sandwich Islands and South Georgia
South Sandwich Islands and South Georgia Abstract / Description: During seven days of operations ... involving the setting and hauling of longlines to catch the toothfish Dissostichus eleginoides around the ... increased rapidly after dawn and large numbers of Cape, giant and storm petrels and smaller numbers of white ... of birds are clearly potentially vulnerable to setting operations in daylight hours. Several species ... . The status of the black- browed and grey-headed Albatrosses on Macquarie Island. Papers and ... days of operations involving the setting and hauling of longlines to catch the toothfish Dissostickus ... . Bird numbers increased rapidly after dawn and large numbers of Cape, giant and storm petrels and ... smaller numbers of white-chinned petrels and black-browed albatrosses were present during day hauling ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 143–153 : Autor(es): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno
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Catch per unit effort and proportional recruitment indices from Japanese krill fishery data in Subarea 48.1
period. The use of different fishing strategies in response to a demand for higher product quality and a ... Paper Title: Catch per unit effort and proportional recruitment indices from Japanese krill ... . Kawaguchi, T. Ichii and M. Naganobu National Research Institute of Far Seas Fisheries 5-7-1 Orido ... period. The use of different fishing strategies in response to a demand for higher product quality and a ... between environmental factors and krill variability was one of the major issues addressed at CCAMLR's ... recruitment of krill in the Elephant Island area was presented by Siegel and Loeb (1995). A preliminary ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 47–63 : Autor(es): Kawaguchi, S., T. Ichii and M. Naganobu
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Food consumption by predators in a CCAMLR integrated study region
/ Description: A detailed description of the structure and mode of operation of a model for estimating food ... consumption of seabird predators is provided. This model is a development of earlier ones used in the South ... provided, illustrating the changes produced by using these new sub-models. Results of initial sensitivity ... analyses indicate particular sensitivity to estimation of metabolic energy requirements. The system is ... detailed description of the structure and mode of operation of a model for estimating food consumption of ... seabird predators is provided. This model is a development of earlier ones used in the South Georgia ... provided, illustrating the changes produced by using these new sub-models. Results of initial sensitivity ... analyses indicate particular sensitivity to estimation of metabolic energy requirements. The system is ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 489–519 : Autor(es): Croxall, J.P., C. Ricketts and A.G. Wood
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Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach
development of a new fishery for the ommastrephid squid Martialia hyadesi in the Scotia Sea, this paper ... , Ommastrephidae) in the Scotia Sea: an ecological approach Abstract / Description: In anticipation of the ... presents a revision of annual consumption of the species by higher predators and provides a brief review of ... information about the life cycle and distribution of the species obtained from research fishing and commercial ... squid Martialia hyadesi in the Scotia Sea, this paper presents a revision of annual consumption of the ... United Kingdom Abstract In anticipation of the development of a new fishery for the ommastrephid ... species by higher predators and provides a brief review of information about the life cycle and ... distribution of the species obtained from research fishing and commercial catches. This species is eaten by ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 125–139 : Autor(es): Rodhouse, P.G
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Changes in the fish biomass around Elephant Island (Subarea 48.1) from 1976 to 1996
from 1978/79 to 1988/89, with most of the commercial harvesting taking place in the first two years of ... the fishery. Results of bottom trawl surveys conducted by Germany in the vicinity of Elephant Island ... in the 1980s showed that stocks of Champsocephalus gunnari, Notothenia rossii, Gobionotothen ... gibberifrons and Chaenocephalus aceratus have been considerably affected by fishing. Stocks of G. gibberifrons ... , with most of the commercial harvesting taking place in the first two years of the fishery. Results of ... bottom trawl surveys conducted by Germany in the vicinity of Elephant Island in the 1980s showed that ... stocks of Chainpsocephalus gtlnnari, Nototheizia rossii, Gobionotothen gibberifrons and Chaenocephalus ... aceratus have been considerably affected by fishing. Stocks of G. gibberifions and C. aceratus had ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 165–189 : Autor(es): Kock, K.-H
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Preliminary study on nesting Adélie penguins disturbance by unmanned aerial vehicles
Abstract / Description: The importance of unmanned aerial vehicles (UAVs) in remote sensing is rapidly ... potential effects of wildlife disturbance by fixed-wing UAVs are investigated. In austral summer 2014/15 ... . Thomas (Western Shore of Admiralty Bay, King George Island, Antarctica, Subarea 48.1). The impacts of ... , vigilance/anxiety and aggression. Percentages of birds exhibiting different types of behaviour, time spent ... Mechanism 2009–2014 in the frame of Project Contract No. 197810. The data used in the paper were collected ... aerial vehicles M. Korczak-Abshire and A. Kidawa Institute of Biochemistry and Biophysics Polish ... Academy of Sciences Department of Antarctic Biology Pawinskiego 5a, 02-106 Warsaw Poland Email ... – akidawa@arctowski.pl A. Zmarz University of Warsaw, Faculty of Geography and Regional Studies ...
Science Journal Paper : CCAMLR Science, Volume 23 (CCAMLR Science, Volume 23) : 1–16 : Autor(es): Korczak-Abshire, M., A. Kidawa, A. Zmarz, R. Storvold, S.R. Karlsen, M. Rodzewicz, K. Chwedorzewska and A. Znój
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Directed research. Antarctic Marine Living Resources (AMLR). A program development plan
text of this paper was published under the above title by the US Department of Commerce in January ... program providing information needed for US policy regarding the conservation and management of the marine ... living resources in the ocean areas surrounding Antarctica. The program is in support of US participation ... in the Commission and Scientific Committee of the Convention for the Conservation of Antarctic Marine ... of 180 days each year. Note The full text of this paper was published under the above title by ... MARINE LIVING RESOURCES (AMLR). A PROGRAM DEVELOPMENT PLAN Office of Science and Technology, NMFS ... , NOAA, U.S. Department of Commerce (U.S.A.) Abstract The U.S. Antarctic Marine Living Resources ... conservation and management of the marine living resources in the ocean areas surrounding Antarctica. The ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 363-373 : Autor(es): Office of Science and Technology, NMFS, NOAA, US Department of Commerce (USA)
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Management and assessment options for the crab fishery around South Georgia
. The fishery is also new to CCAMLR, both in terms of the species and fishing gear. We provide an ... overview of the management options for crab fisheries in general and then consider these options in the ... context of this crab fishery with specific reference to the principles of the CCAMLR Convention. We ... outline the assessment methodologies and data requirements for the implementation of the various ... spinosissima, started in Subarea 48.3 in 1992. The fishery is also new to CCAMLR, both in terms of the species ... and fishing gear. We provide an overview of the management options for crab fisheries in general and ... then consider these options in the context of this crab fishery with specific reference to the ... principles of the CCAMLR Convention. We outline the assessment methodologies and data requirements for the ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 193–202 : Autor(es): Basson, M. and D.D. Hoggarth
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Estimating krill recruitment and its variability
likelihood method is developed for the decomposition of krill density-at-length data into the proportion of ... recruits in a population sampled by a net haul survey. Preliminary results from a series of five net haul ... surveys in the South Atlantic and the Indian Ocean sectors of the Southern Ocean give a mean recruitment ... rate for 1+ krill (the ratio of the number of krill aged one year to the number of krill aged one year ... lines. A companion paper (de la Mare, 1994) describes how the results of the method can be used to ... of krill density-at-length data into the proportion of recruits in a population sampled by a net ... haul survey. Preliminary results from a series of five net haul surveys in the South Atlantic and the ... Indian Ocean sectors of the Southern Ocean give a mean recruitment rate for l+ krill (the ratio of the ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 55–69 : Autor(es): de la Mare, W.K
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Supplementary data on exploited stocks in Division 58.5.1 (Kerguelen)
/ Description: The results of fishing cruises carried out from 1986/87 to 1988/89 in Division 58.5.1 (Kerguelen ... Island) have made possible a review of the status of the various harvested fish stocks. Since 1984, an ... average annual growth of 36% has been noted in the abundance of the juvenile section of the stock of ... Notothenia rossii, a species which is at present only fishable as a by-catch. The total biomass of the stock ... DIVISION 58.5.1 (KERGUELEN) G. Duhamel Abstract The results of fishing cruises carried out from 1986 ... /87 to 1988/89 in Division 58.5.1 (Kerguelen Island) have made possible a review of the status of ... the various harvested fish stocks. Since 1984, an average annual growth of 36% has been noted in the ... abundance of the juvenile section of the stock of Notothenia rossii, a species which is at present only ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 147–161 : Autor(es): Duhamel, G.