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Small scale krill surveys: simulations based on observed euphausiid distributions
Paper Title: Small scale krill surveys: simulations based on observed euphausiid distributions ... norvegica is used to model the effects of krill swarm orientation and shape on the success of two proposed ... that the coefficient of variation (CV) of mean krill density varies inversely with mean density, and is lowest ... Small scale krill surveys: simulations based on observed euphausiid distributions ... WG-KRILL-91/19 SMALL SCALE KRILL SURVEYS: SIMULATIONS ... of krill swarm orientation and shape on the success of two proposed survey designs. The simulation ... (cv) of mean krill density varies inversely with mean density, and is lowest for the survey design ... como los que se obtuvieron en las simulaciones. 1. INTRODUCTION During the FIBEX and SIBEX krill ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 245–256 : Author(s): Agnew, D.J. and S. Nicol
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Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3
Paper Title: Seal mitigation measures on trawl vessels fishing for krill in CCAMLR Subarea 48.3 ... ) in the krill fishery around South Georgia, and on mitigation methods that were being developed and deployed ... seal entanglements on krill vessels fishing around South Georgia in the 2004 fishing season ... implemented by Japanese vessels during the 2003 krill fishing season around South Georgia (Japan Deep Sea ... (2005): 195–205 195 SEAL MITIGATION MEASURES ON TRAWL VESSELS FISHING FOR KRILL IN CCAMLR SUBAREA ... on the by-catch of fur seals (Arctocephalus gazella) in the krill fi shery around South Georgia ... scientifi c observers recorded mitigation measures for fur seal entanglements on krill vessels fi shing ... entanglements, are similar to the two systems implemented by Japanese vessels during the 2003 krill fi shing ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 195–205 : Author(s): Hooper, J., J.M. Clark, C. Charman and D. Agnew
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Target strengths of Antarctic krill (Euphausia superba)
Paper Title: Target strengths of Antarctic krill (Euphausia superba) Abstract / Description ... : The Mean Volume Backscattering Strength of encaged aggregations of swimming krill have been measured at 38 ... Target strengths of Antarctic krill (Euphausia superba) ... The Mean Volume Backscattering Strength of encaged aggregations of swimming krill have been ... SC-CAMLR-VII/BG/30 TARGET STRENGTHS OF ANTARCTIC KRILL ... Backscattering Strength of encaged aggregations of swimming krill have been measured at 38 and 120 kHz ... 10dB lower than previously assumed. Resume Des concentrations encloses de krill mobile ont ete ... del Volumen Medio de las agregaciones enjauladas de krill que nada a 38 y 120 kHz en una bahfa ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 265–279 : Author(s): Everson, I., D.G. Bone, J.L. Watkins and K.G. Foote
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Fishing ground selection in the Antarctic krill fishery: trends in patterns across years, seasons and nations
Paper Title: Fishing ground selection in the Antarctic krill fishery: trends in patterns across ... remained relatively constant in Subareas 48.2 (March–May) and 48.3 (June–August). In 25 years of krill ... of high krill density observed by scientific surveys, and possible reasons for this mismatch are further ... Fishing ground selection in the Antarctic krill fishery: trends in patterns across years, seasons ... Fishing ground selection in the AntArctic krill Fishery: trends in pAtterns Across yeArs, seAsons ... relatively constant in Subareas 48.2 (March–May) and 48.3 (June–August). In 25 years of krill operations ... characterised using a cluster analysis. Frequently used SSMUs did not always match the areas of high krill ... pêche au krill dans la zone 48, on constate une variation dans l’utilisation des SSMU. En effet ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 117–141 : Author(s): Kawaguchi, S., S. Nicol, K. Taki and M. Naganobu
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The foraging range of Adélie penguins at Béchervaise Island, Mac. Robertson Land, Antarctica, and its overlap with the krill fishery
, Antarctica, and its overlap with the krill fishery Abstract / Description: The foraging ranges of six female ... the sea became ice free to the coast. Concentrations of krill, Euphausia superba, which have in the past ... Coast (approximately 150 000 pairs) and any future harvest of krill in the region. The foraging range ... Shetland and South Orkney Islands and reflects the distance offshore of krill, one of their major food ... AT BECHERV AISE ISLAND, MAC. ROBERTSON LAND, ANTARCTICA, AND ITS OVERLAP WITH THE KRILL FISHERY K.R ... ice free to the coast. Concentrations of krill, Euphausia superba, which have in the past been ... (approximately 150000 pairs) and any future harvest of krill in the region. The foraging range of the birds ... Orkney Islands and reflects the distance offshore of krill, one of their major food sources. Resume ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 337–344 : Author(s): Kerry, K.R., J.R. Clarke and G.D. Else
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Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data
of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data Abstract / Description ... : Seasonal variation in the diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba ... . It is suggested that the seasonal and diurnal changes in vertical migration and aggregation of krill are closely ... krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data ... AND AGGREGATION OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) IN THE SCOTIA SEA, USING JAPANESE FISHERY DATA K. Taki ... migration and aggregation of Antarctic krill (Euphausia superba) associated with the daylight phase over ... that the seasonal and diurnal changes in vertical migration and aggregation of krill are closely related to its ... migration verticale diurne et de la concentration du krill antarctique (Euphausia superba) liée à la phase ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 163–172 : Author(s): Taki, K., T. Hayashi and M. Naganobu
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The sensitivity of multiple output statistics to input parameters in a krill–predator–fishery ecosystem dynamics model
Paper Title: The sensitivity of multiple output statistics to input parameters in a krill ... within CCAMLR to evaluate options for managing the Antarctic krill fishery in the Scotia Sea and southern ... -recruit mortality. A parameter mediating the effect of a forcing function on krill recruitment, which ... The sensitivity of multiple output statistics to input parameters in a krill–predator–fishery ... advice to CCAMLR on the spatial allocation of the Antarctic krill catch limit for the Scotia Sea ... to represent the krill stock, its predators and fishery within the small-scale management units (SSMUs ... ). These uncertainties concern the movement of krill between areas and the sensitivity of predator reproduction ... to variations in krill abundance. The alternative scenarios were an essential part of the evaluation ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 97–118 : Author(s): Hill, S.L. and J. Matthews
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Defining smaller-scale management units to further develop the ecosystem approach in managing large-scale pelagic krill fisheries in Antarctica
in managing large-scale pelagic krill fisheries in Antarctica Abstract / Description: This paper discusses ... ’ needs when managing the fishery for Antarctic krill. It provides a theoretical foundation ... on prey species, notably krill, in other harvesting units. The manner in which predator units can be used ... of krill and the potential foraging densities of predators from within a harvesting unit (i.e. abundance ... APPROACH IN MANAGING LARGE-SCALE PELAGIC KRILL FISHERIES IN ANTARCTICA A.J. Constable and S. Nicol ... management units to take account of predators’ needs when managing the fi shery for Antarctic krill ... krill, in other harvesting units. The manner in which predator units can be used to help the CCAMLR ... . In general, the early acquisition of information on the distribution of local populations of krill ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 117–131 : Author(s): Constable, A.J. and S. Nicol
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The CCAMLR-2000 Krill Synoptic Survey: a description of the rationale and design
Paper Title: The CCAMLR-2000 Krill Synoptic Survey: a description of the rationale and design ... Abstract / Description: The design of the CCAMLR-2000 Krill Synoptic Survey (CCAMLR-2000 Survey ... of krill which are used in models to estimate sustainable yield in Area 48. The survey design includes two ... in a significant increase in the knowledge of krill length frequencies, biomass and distribution in the area ... KRILL SYNOPTIC SURVEY: A DESCRIPTION OF THE RATIONALE AND DESIGN P.N. Trathan W , J.L. Watkins ... of the CCAMLR-2000 Krill Synoptic Survey (CCAMLR-2000 Survey) is described. The primary objective of the survey ... was to improve estimates of the pre- exploitation biomass of krill which are used in models to estimate ... increase in the knowledge of krill length frequencies, biomass and distribution in the area studied ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 1–23 : Author(s): Trathan, P.N., J.L. Watkins, A.W.A. Murray, A.S. Brierley, I. Everson, C. Goss, J. Priddle, K. Reid, P. Ward, R. Hewitt, D. Demer, M. Naganobu, S. Kawaguchi, V. Sushin, S.M. Kasatkina, S. Hedley, S. Kim and T. Pauly
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Spatial distribution of management measures, Antarctic krill catch and Southern Ocean bioregions: implications for conservation planning
Paper Title: Spatial distribution of management measures, Antarctic krill catch and Southern ... between habitat (bioregion), existing spatial management and Antarctic krill catch in the Southern Ocean ... of catch within the open fraction. For example, only 26% of the total area open to krill fishing has ever ... Spatial distribution of management measures, Antarctic krill catch and Southern Ocean bioregions ... 1 SPATIAL DISTRIBUTION OF MANAGEMENT MEASURES, ANTARCTIC KRILL CATCH AND SOUTHERN OCEAN BIOREGIONS ... spatial management and Antarctic krill catch in the Southern Ocean. The analysis required standardised ... , only 26% of the main area open to krill fishing has been fished, and this fishing is concentrated ... for Antarctic krill, Euphausia superba (hereafter krill), in the Scotia Sea and southern Drake Passage ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 1–19 : Author(s): Grant, S.M., S.L. Hill and P.T. Fretwell