Search results
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Status of the coastal stocks of Dissostichus spp. in East Antarctica (Divisions 58.4.1 and 58.4.2)
. An experiment run from 2005 to 2008 required the tagging of toothfish as a prerequisite for ... (only five where time at liberty was a year or more). These recaptures were inconsistent with ... expectations given known landed catches. Potential yields were calculated for each SSRU assuming a similar ... 58.4.2) since 2003. An experiment run from 2005 to 2008 required the tagging of toothfish as a ... , very few tags have been recaptured (only five where time at liberty was a year or more). These ... for each SSRU assuming a similar productivity and exploitation state to the Ross Sea, where ... ; divisions OAA/CCAMLR 58.4.1 et 58.4.2) depuis 2003. Dans une expérience réalisée de 2005 à 2008, le ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 71–100 : Author(s): Agnew, D.J., C. Edwards, R. Hillary, R. Mitchell and L.J. López Abellán
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Trends in population size and breeding success at colonies of macaroni and rockhopper penguins, Marion Island, 1979/80–1995/96
three colonies was a negative correlation between two adjacent colonies, which suggests inter-colony ... breed may have varied as a result of some environmental signal. Inter-season trends in breeding success ... success of macaroni penguins may be influenced by a wider-scale phenomenon than is applicable to ... was a negative correlation between two adjacent colonies, which suggests inter-colony transfer. The ... have varied as a result of some environmental signal. Inter-season trends in breeding success of ... macaroni penguins may be influenced by a wider-scale phenomenon than is applicable to rockhopper penguins ... factors influencing the reproductive performance of the two species are not the same. Resume Mesure a ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 89–103 : Author(s): Cooper, J., A.C. Wolfaardt and R.J.M. Crawford
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The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)
the low Antarctic were made in the late 1970s/early 1980s. Those estimates were constrained by a ... , such as in the Atlantic sector, there can be a lack of precision in trawl and hydroacoustic surveys ... patterns that have emerged in Southern Ocean ecosystems in the course of the 20th century. As a first step ... towards a modelling approach to include fish in krill-based food-web models, it is suggested to ... means a pristine environ- ment. Human exploitation of the Southern Ocean started some 225 years ago ... removed on a large scale (Kock, 2007). More recent exploitation has targeted medium trophic levels ... a range or whether they exhibited apparent trends is unknown. Many predators either leave the ... pack-ice zone, is considered as a network of dynamic systems centred around krill. There is ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Author(s): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams
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Brief report of the joint Soviet-Australian expedition of the USSR FRV Professor Mesyatsev to the Australian fishing zone around the territory of Heard and McDonald Islands, May-August, 1987
unique character of Heard’s population of C. gunnari was determined according to a number of biological ... and morphological parameters. A preliminary stock assessment of the detected aggregation of C. gunnari ... was determined according to a number of biolog~ and morphological parameters. A preliminary stock ... continental de Heard etaient favorables a la formation de concentrations commerciales de Champsocephalus ... du milieu. Le caractere unique de la population de C. qunnari a Heard a ete determine d'apres un ... primera expedicion conjunta sovietico-australiana a la Zona Pesquera Australiana alrededor de las islas ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 75-103 : Author(s): Gherasimchook, V.V., V.N. Brodin, A.V. Kljausov, I.B. Russelo, P.V. Tishkov and N.B. Zaremba
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Revised estimates of the area of the South Georgia and Shag Rocks shelf (CCAMLR Subarea 48.3)
Subarea 48.3) Abstract / Description: A new South Georgia Bathymetric Dataset (SGDB) was compiled from a ... – markb@bas.ac.uk Abstract A new South Georgia Bathymetric Dataset (SGDB) was compiled from a variety of ... jeu de données bathymétriques sur la Géorgie du Sud (SGDB, pour South Georgia Bathymetric Dataset) a ... été compilé à partir de diverses sources dont la bathymétrie multifaisceaux. Ce nouveau jeu de ... données a permis de calculer la surface de fond marin (km2 <500 m de profondeur) de la sous-zone 48.3 de ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 167–175 : Author(s): Belchier, M. and P. Fretwell
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Size at sexual maturity of Patagonian toothfish (Dissostichus eleginoides)
male fish were essentially the same. For female fish there is evidence that in 1997 a significant ... proportion, 25 to 43%, of sexually mature fish were not coming into spawning condition. This introduces a ... MATURITY OF PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) I. Everson and A. Murray British Antarctic ... the same. For female fish there is evidence that in 1997 a significant proportion, 25 to 43%, of ... sexually mature fish were not coming into spawning condition. This introduces a bias leading to the ... phenomenon are discussed. Resume Analyses de la taille a la maturite sexuelle d'echantillons de legine ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 37–46 : Author(s): Everson, I. and A.W. Murray
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Antarctic krill and ecosystem management – from Seattle to Siena
/ Description: This paper outlines CCAMLR’s development of a management approach for the Antarctic krill ... approach developed in order to calculate a precautionary catch limit for the krill fishery in various ... outlines CCAMLR’s development of a management approach for the Antarctic krill (Euphausia superba) fi ... to calculate a precautionary catch limit for the krill fi shery in various CCAMLR statistical areas ... antarctique (Euphausia superba) et des éléments connexes de l’écosystème de 1984 à 1995. Il est démontré que ... que le sont les délibérations du Groupe de travail sur le krill (WG-Krill). La modélisation visant à ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 175–212 : Author(s): Miller, D.G.M
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CPUEs, body length and greenness of Antarctic krill during 1987/88 season in the fishing ground north of Livingston Island
there was a marked change in two kinds of CPUEs, body length and greenness of krill during the fishing ... fished krill concentrations to the extent that a decrease in krill biomass in this area can be detected ... . Ichii Abstract In order to identify whether or not there was a marked change in two kinds of CPUEs ... 1 a-day period of the Japanese krill fishery in the northern waters of Livingston Island in the ... that a decrease in krill biomass in this area can be detected from these data. The percentages of ... ete examinees pour chaque periode de 1 a jours, pendant la saison 1987/88, pour la pecherie japonaise ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 323–338 : Author(s): Endo, Y. and T. Ichii
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Simulation of recovery rates of fish stocks in the South Georgia and Kerguelen Islands areas
the expected rate of recovery relative to rates of fishing. A simulation model based on a ... such measures be based on the expected rate of recovery relative to rates of fishing. A simulation ... model based on a probabilistic recruitment function was developed to provide long-term projections of ... ~ sur une fonction de recrutement probabiliste a ~te mis au point afin de fournir des project.ions a ... una funcion probabilistica de restablecimiento para proporcionar proyecciones a largo plazo de la ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 229-298 : Author(s): Hennemuth, R.C., K.D. Bisack and G. Duhamel
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Consideration of major issues in ecosystem monitoring and management
fishing and predator foraging. The CCAMLR Ecosystem Monitoring Program (CEMP) provides a good framework ... means of CEMP. The overlap between fishing and predator foraging is being monitored. A mechanism for ... . The CCAMLR Ecosystem Monitoring Program (CEMP) provides a good framework within which to investigate ... between fi shing and predator foraging is being monitored. A mechanism for bringing these various ... , leurs interactions et la manière dont leurs populations varient à l’état naturel. Le modèle de ... rendement du krill (KYM) tient compte des interactions à grande échelle. Celles à plus petite échelle sont ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 213–232 : Author(s): Everson, I