Search results
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Brief comments on the simulation study made by Professor Butterworth on krill fishing by an individual Japanese trawler
data appears doubtful. Secondly, the utility of indices based on the sum of primary and secondary ... data collection is considered. File: 19-Ichii-and-Endo.pdf ... , the utility of searching time data appears doubtful. Secondly, the utility of indices based on the sum ... data collection is considered. ... is spent on layers, the utility of searching time data appears doubtful. Secondly, the utility of indices ... implementation of searching time data collection is considered. Resume Dans ce document, trois questions ... essentielles sont sou levees concernant I'etude par simulation de la pecherie japonaise de krill effectuee ... par Butterworth (1988). Tout d'abord, I'etude par simulation utilise les valeurs des parametres de ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 347–350 : Author(s): Ichii, T. and Y. Endo
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WG-FSA-95
-95/10 Peches exploratoires dans la sous-zone 58.6, resultats des campagnes 1983 a 1995 Duhamel, G. WG ... hake Japp, D., Butterworth, D., Leslie, R., Geromont, H. WG-FSA-95/23 Data availability ... gunnari in the South Georgia area (48.3) Shust, K.V. WG-FSA-95/25 Rev. 2 Catch and effort data ... for the longline fishery in Subarea 48.3- comparison of data reported to CCAMLR and data acquired by the UK Parkes ...
Meeting
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Natural mortality rate in the mackerel icefish (Champsocephalus gunnari) around South Georgia
careful consideration of the data and available methods, several errors are noted in earlier estimates ... of the data and available methods, several errors are noted in earlier estimates. Unfortunately, because none ... 4: Increase in length for each year for each of five series of size-at-age data. Everson Liste des ... prior to known large-scale commercial harvesting is discussed. After careful consideration of the data ... -dependent mortality and commercial fishing. Resume Examen des informations relatives aux taux de ... mortalite naturelle du poisson des glaces (Champsocepkalus gunnari) pour la periode precedant ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 245–257 : Author(s): Everson, I
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Precautionary measures for a new fishery on Martialia hyadesi (Cephalopoda, Ommastrephidae) in the Scotia Sea: an ecological approach
of consumption data because comprehensive sampling can be carried out during their breeding seasons ... 000 tonnes, with an upper estimate of 550 000 tonnes if less reliable data are included. M. hyadesi ... established. Data from the CCAMLR Convention Area suggest that M. hyadesi may live for two years, but this may ... chick-rearing period. Preliminary data from a squid jigger which undertook research fishing around South ... by seals, whales and seabirds, the latter being the most reliable source of consumption data because ... estimate of 550 000 tonnes if less reliable data are included. M. hyadesi spawns between autumn and mid ... -summer with peak hatching in winter/spring. Its life span has not been established. Data from the CCAMLR ... . Preliminary data from a squid jigger which undertook research fishing around South Georgia in June 1996 ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 125–139 : Author(s): Rodhouse, P.G
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Use of indices of predator status and performance in CCAMLR fishery management
Abstract / Description: This paper investigates how data on, or related to, reproductive performance ... for CCAMLR formally to use such data in its fishery management operations and discusses the constraints ... inherent in the CEMP data, both from predator monitoring and harvesting perspectives. An outline ... This paper investigates how data on, or related to, reproductive performance of seabird and seal ... AND PERFORMANCE IN CCAMLR FISHERY MANAGEMENT J.P. Croxall Abstract This paper investigates how data ... reviews reasons why it is important for CCAMLR formally to use such data in its fishery management ... operations and discusses the constraints inherent in the CEMP data, both from predator monitoring ... maniere dont la CCAMLR pourrait se servir, dans la gestion des pecheries commerciales, des donnees ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 353–365 : Author(s): Croxall, J.P.
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On the intensity of sampling krill trawl catches
uses actual krill length-frequency data in an attempt to address the problem of the determination ... influence length-frequency data quality is also considered. Attention is drawn to the following: • all ... This paper uses actual krill length-frequency data in an attempt to address the problem ... decomposition) which may influence length-frequency data quality is also considered. Attention is drawn ... CATCHES D.G.M. Miller* Abstract This paper uses actual krilllength-frequency data in an attempt ... variability and sample decomposition) which may influence length-frequency data quality is also considered ... requires consideration. Resume C'est en utilisant les donnees actuelles de frequence de longueurs de ... krill que ce document tente de resoudre le probleme de la determination de la taille de l'echantillon ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 29–48 : Author(s): Miller, D.G.M.
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The ‘CAML/SCAR-MarBIN Biogeographic Atlas of the Southern Ocean’
Abstract: The "CAML / SCAR-MarBIN Biogeographic Atlas of the Southern Ocean" Claude De ... of biogeographic data by the SCAR-Marine Biodiversity Information Network (www.scarmarbin.be), a new initiative ... results on the basis of an unprecedented amount, diversity and quality of biogeographic data ... will be extended by a dynamic online version on the SCAR-MarBIN portal. Contacts: co-chief editors: Dr Claude De ...
Meeting Document : WS-MPA-11/15 : Author(s): C. De Broyer (Belgium) and P. Koubbi (France)
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Investigations of required sampling regimes for environmental parameters
in environmental parameters was investigated using environmental data from Davis Station, Antarctica, from 1985 ... parameters was investigated using environmental data from Davis Station, Antarctica, from 1985 to 1987 ... environmental data from Davis Station, Antarctica, from 1985 to 1987. Strong daily, depressional (4 to 5 days ... . Resume La sensibilite des differents regimes d'echantillonnage pour l'identification des changements ... interannuels dans les parametres de l'environnement a ete examinee a l'aide des donnees de l'environnement de ... la station Davis, Antarctique, de 1985 a 1987. D'importants cycles journaliers, depressionnaires ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 561–573 : Author(s): Agnew, D.J.
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Telemetry monitoring of ecological resources
tracking system options are described. Several data recording methods are available including paper ... recorders and data recording using microprocessors with semiconductor memory. Satellite monitoring using ... the Argos/Tiros system and satellite transmission of data are also covered. File: 24-Kuechle.pdf ... and their limitations is given. Three automatic tracking system options are described. Several data recording methods ... transmission of data are also covered. L'etat actuel de la telemetrie et du controle des positions fait ... . Several data recording methods are available including paper recorders and data recording using ... l'objet d'une discussion. Les limitations concernant le poids, la portee de la communication et la ... longevite sont indiquees. Une description genera le des methodes de fixation et de leurs limitcs est ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 495-511 : Author(s): Kuechle, V.B.
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Indices of prey availability near the Seal Island CEMP site: 1990 to 1996
prey density, depth, distance from Seal Island, and persistence over time. Acoustic data from two AMLR ... . Indices derived from these data indicate that although average prey density varied by a factor of almost ... density, depth, distance from Seal Island, and persistence over time. Acoustic data from two AMLR surveys ... derived from these data indicate that although average prey density varied by a factor of almost five ... Seal Island, and persistence over time. Acoustic data from two AMLR surveys each year were subsampled ... to include the foraging range of predators breeding at Seal Island. Indices derived from these data ... de quatrc indices de disponibilite des proies d'apres les campagnes d'evaluation lnenees aux ... alentours du site CEMP de l'ile Seal pendant les 6tks austraux de 1990 a 1996. Ces indices sont des mesures ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 37–45 : Author(s): Hewitt, R.P., G. Watters and D.A. Demer