Résultats de la recherche
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A review of the effectiveness of streamer lines as a seabird by-catch mitigation technique in longline fisheries and CCAMLR streamer line requirements
technique in longline fisheries and CCAMLR streamer line requirements Abstract / Description: Based to a ... large degree on the precedent set by CCAMLR in 1991, the streamer line has become the primary, and most ... commonly prescribed, seabird mitigation device in world longline fisheries. This paper reviews CCAMLR ... streamer line requirements (Conservation Measure 25-02 (2002), formerly Conservation Measure 29/XIX) in ... toothfi sh fi shery in the Falkland/Malvinas Islands and the Australian eastern tuna and billfi sh ... TECHNIQUE IN LONGLINE FISHERIES AND CCAMLR STREAMER LINE REQUIREMENTS E.F. Melvin Washington Sea Grant ... the precedent set by CCAMLR in 1991, the streamer line has become the primary, and most commonly ... prescribed, seabird mitigation device in world longline fi sheries. This paper reviews CCAMLR streamer line ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 189–201 : Auteur(s): Melvin, E.F., B. Sullivan, G. Robertson and B. Wienecke
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Surface water masses, primary production, krill distribution and predator foraging in the vicinity of Elephant Island during the 1989-90 austral summer
of it. A second front was apparent at the eastern side of the study area and was tentatively ... size mode of small, reproductively mature females and immature males was sampled in January and ... in February. As a consequence, overall mean size increased from 41.8 mm in January to 44.3 mm in ... ). Examination of interrelations between the various physical and biological components measured in the study ...
Meeting Document : WG-CEMP-90/11 : Auteur(s): A.F. Amos, J.L. Bengtson, O. Holm-Hansen, V.J. Loeb, M.C. Macaulay and J.H. Wormuth (USA)
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A possible framework in which to consider plausible models of the Antarctic marine ecosystem for evaluating krill management procedures
Paper Title: A possible framework in which to consider plausible models of the Antarctic marine ... management procedure for the krill fishery, including the evaluation of candidate management procedures in a ... framework for allowing flexibility in dealing with biological, spatial and temporal scales. The body of the ... critical processes are not necessarily lost in the process of formulating summary functions. Element ... (2005): 99–117 99 A POSSIBLE FRAMEWORK IN WHICH TO CONSIDER PLAUSIBLE MODELS OF THE ANTARCTIC MARINE ... , including the evaluation of candidate management procedures in a simulation framework, using plausible ... discusses the general model requirements and presents a conceptual framework for allowing fl exibility in ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 99–117 : Auteur(s): Constable, A.J
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Potential nursery areas for fish in the Prydz Bay region
Paper Title: Potential nursery areas for fish in the Prydz Bay region Abstract / Description: A ... survey with a fine-meshed midwater trawl in Prydz Bay in January/February 1991 indicated the potential ... all juvenile fish were caught in the top 50 m over the shelf, and more than 95% were Pleuragramma ... antarcticum. This species was abundant (up to 9 100 were caught in a 30 minute haul) especially near the shelf ... not numerous, except in one station near the shelf edge at the eastern side of the bay (Figure 4). A ... WG-FSA-9l/35 POTENTIAL NURSERY AREAS FOR FISH IN THE ... PRYDZ BAY REGION R. Williams* * Abstract A survey with a fine-meshed midwater trawl in Prydz Bay ... in January/February 1991 indicated the potential for the shelf area of the Bay to be a nursery ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 369–380 : Auteur(s): Williams, R.
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The Patagonian toothfish (Dissostichus eleginoides) fishery in the Kerguelen Islands (Indian Ocean sector of the Southern Ocean)
Paper Title: The Patagonian toothfish (Dissostichus eleginoides) fishery in the Kerguelen Islands ... eleginoides) have been fished in the Kerguelen Islands zone for 20 years, firstly with trawlers and more ... recently with longliners. This is the oldest fishery targeting D. eleginoides in the Indian Ocean sector of ... the Southern Ocean. However illegal, unreported and unregulated (IUU) fishing has occurred in the area ... indicates that in the eastern sector (in 2002/03) the sex ratio is balanced, slightly higher for females ... sector (and Skif sector) have a signifi- cantly larger average size than in the eastern sector (all fish ... PaTagonian TooThfish (Dissostichus eleginoiDes) fishery in The Kerguelen islands (indian oCean seCTor of ... Email – claralord@mnhn.fr Abstract Patagonian toothfish (Dissostichus eleginoides) have been fished in ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 1–25 : Auteur(s): Lord, C., G. Duhamel and P. Pruvost
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Options for allocating the precautionary catch limit of krill among small-scale management units in the Scotia Sea
management units in the Scotia Sea Abstract / Description: Following an assessment of Antarctic krill ... (Euphausia superba) in the Scotia Sea, CCAMLR established a precautionary catch limit of 4 million tonnes and ... catch limit for krill among the SSMUs so as to preclude the inadvertent concentration of catches in a ... small portion of the surveyed area. Five options for allocating the catch limit among the SSMUs in the ... OPTIONS FOR ALLOCATING THE PRECAUTIONARY CATCH LIMIT OF KRILL AMONG SMALL-SCALE MANAGEMENT UNITS IN THE ... of Antarctic krill (Euphausia superba) in the Scotia Sea, CCAMLR established a precautionary catch ... inadvertent concentration of catches in a small portion of the surveyed area. Five options for allocating the ... catch limit among the SSMUs in the Scotia Sea are presented in this paper. The fi rst four are static ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 81–97 : Auteur(s): Hewitt, R.P., G. Watters, P.N. Trathan, J.P. Croxall, M.E. Goebel, D. Ramm, K. Reid, W.Z. Trivelpiece and J.L. Watkins
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A preliminary assessment of age and growth of Antarctic silverfish (Pleuragramma antarcticum) in the Ross Sea, Antarctica
antarcticum) in the Ross Sea, Antarctica Abstract / Description: Antarctic silverfish (Pleuragramma ... antarcticum) were sampled during a trawl survey in the Ross Sea, Antarctica. Biological data, including fish ... . Standard length and weight were well correlated (r 2 = 0.99). Counts of growth zones in 304 thin-sectioned ... from 4.6 to 22.9 cm. Pronounced modes in the length-frequency distribution occurred at 7.1–7.5, 10.6 ... , primarily derived from clear modes in lengthfrequency distributions. DeWitt and Tyler (1960) found ... + year classes. Hubold (1985) examined silverfish occurring in the eastern and southern Weddell Sea and ... ) studied the early lifehistory of Antarctic silverfish occurring in the eastern and southern Weddell Sea ... , horizontal and vertical distribution of fish in eastern Weddell Sea micronekton. Polar Biol., 13 (1): 41–53 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 75–86 : Auteur(s): Sutton, C.P. and P.L. Horn
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Environment–krill relations in the South Georgia marine ecosystem
Paper Title: Environment–krill relations in the South Georgia marine ecosystem Abstract ... / Description: Interannual variability in the Southern Ocean ecosystem has long been noted and physical factors ... variability and it is only recently that physical datasets have been generated for the Southern Ocean. In this ... study, time series of krill abundance (CPUE) indices were derived from Soviet fishing operations in the ... RELATIONS IN THE SOUTH GEORGIA MARINE ECOSYSTEM P.P. Fedoulov Atlantic Research Institute of Marine ... Interannual variability in the Southern Ocean ecosystem has long been noted and physical factors appear to ... and it is only recently that physical datasets have been generated for the Southern Ocean. In this ... study, time series of krill abundance (CPUE) indices were derived from Soviet fishing operations in the ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 13–30 : Auteur(s): Fedoulov, P.P., E. Murphy and K.E. Shulgovsky
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Distribution and abundance of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean
Paper Title: Distribution and abundance of Macrourus carinatus on BANZARE Bank in the southern ... of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean (Divisions 58.4.1 and 58.4.3 ... ) based on results from a trawl survey in 1999. This is the first quantitative assessment of M. carinatus ... in this region. M. carinatus was the most common species caught in each haul, comprising on average ... DISTRIBUTION AND ABUNDANCE OF MACROURUS CARINATUS ON BANZARE BANK IN THE SOUTHERN INDIAN OCEAN E.M. van Wijk ... abundance of Macrourus carinatus on BANZARE Bank in the southern Indian Ocean (Divisions 58.4.1 and 58.4.3 ... ) based on results from a trawl survey in 1999. This is the first quantitative assessment of M ... . carinatus in this region. M . carinatus was the most common species caught in each haul, comprising on ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 171–178 : Auteur(s): van Wijk, E.M., A.J. Constable, R. Williams and T. Lamb
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Significant conservation benefits obtained from the use of a new fishing gear in the Chilean Patagonian toothfish fishery
Paper Title: Significant conservation benefits obtained from the use of a new fishing gear in the ... artisanal trotline fishery for Patagonian toothfish (Dissostichus eleginoides) in Chile is described. The ... then compared with similar data obtained in 2002 in the same fleet in the same fishing grounds prior to ... the implementation of the modification. The number of seabirds killed in 2002 was 1 542 compared to ... advance in efforts to reduce the number of fish lost to toothed whales as the dep- redation rate fell to ... Significant conServation benefitS obtained from the uSe of a neW fiShing gear in the chiLean Patagonian ... toothfish (Dissostichus eleginoides) in Chile is described. The modified artisanal system, which includes a ... during September–December 2006. The results were then compared with similar data obtained in 2002 in ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 79–91 : Auteur(s): Moreno, C.A., R. Castro, L.J. Mújica and P. Reyes