Search results
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Modelling and decision making as part of the CCAMLR management regime
of CCAMLR Article II. Eight attributes (purpose, description, variables, driving forces, time horizons, time ... Article II. Eight attributes (purpose, description, variables, driving forces, time horizons, time steps ... steps of one year being adequate, or less than one year if seasonal influences need to be considered ... catch-effort model One predator, two prey model Fishery dynamics model Linear optimisation ... (Ha3HaQeHHe, onHcaHHe, rrepeMeHHhle, ABHJK~He CHJIhl, CpOKH, npOAOJIJKHTeJIbHOCTb 3TanoB, OrpaHHQeHHH ... . It is noted that detailed age and distributional structure are required for the model, although minimal age ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 295-322 : Author(s): Miller, D.G.M.
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Some peculiarities of Chionobathyschus dewitti biology in the Ross Sea
dewitti, aged from 5 to 13. The characteristic feature of Chionobathyschus dewitti reproductive biology ... Dissostichus mawsoni fishery is carried out are inhabited by adult specimens of Chionobathyschus dewitti, aged ...
Meeting Document : WG-FSA-04/90 : Author(s): L.K. Pshenichnov (Ukraine)
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Conservation Measure Conservation Measure 41-04 (2009)
vessel participating in the fishery shall have at least two scientific observers, one of whom shall ... , Korean and South African flagged vessels using longlines only. No more than one vessel per country ... shall fish at any one time. Catch limit 2. The total catch of Dissostichus spp. in Statistical Subarea ... at a rate of at least one skate per five skates caught (including those released alive), up to a maximum ... Limits on the Exploratory Fishery for Dissostichus spp. in Statistical Subarea 48.6 in the 2009/10 ...
Conservation Measure : 41-04 (2009)
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Growth and maturation of Euphausia superba Dana in northern areas of its distribution range (with reference to South Georgia and Bouvet Island areas)
are observed during the warmer and one peak during the colder epoch. Author(s): Delegation of USSR Title ... are observed during the warmer and one peak during the colder epoch. ... between these two areas persist with a change of climatic epochs. During the warmer climatic epoch ... maturation in both areas begins earlier and stops later than during the colder epoch. Two spawning peaks ...
Meeting Document : SC-CAMLR-VIII/BG/22 : Author(s): Delegation of USSR
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Aspects of the ecology of the bigeye grenadier at South Georgia
that M. holotrachys is a long lived and moderately slow growing species, reaching ages of over 30 years and attaining ... that M. holotrachys is a long lived and moderately slow growing species, reaching ages of over 30 years and attaining ... in the Patagonian toothfish longline fishery conducted around South Georgia were investigated. Age estimates suggest ... in the Patagonian toothfish longline fishery conducted around South Georgia were investigated. Age estimates suggest ...
Meeting Document : WG-FSA-03/16 : Author(s): S.A. Morley, T. Mulvey, J. Dickson and M. Belchier (United Kingdom)
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DEVELOPMENT OF RECOVERY PLANS FOR DEPLETED TOOTHFISH STOCKS IN THE INDIAN OCEAN SECTOR OF THE SOUTHERN OCEAN
and otolith collection to estimate age structure and recruitment variability. After the two surveys, data ... and otolith collection to estimate age structure and recruitment variability. After the two surveys, data ... is occurring. We propose surveys to be undertaken after 5 years and then two years later. The surveys should ... is occurring. We propose surveys to be undertaken after 5 years and then two years later. The surveys should ...
Meeting Document : WG-FSA-09/44 : Author(s): D.C. Welsford, A.J. Constable and J.P. McKinlay (Australia)
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Conditions for the precise measurement of fish target strength in situ
studied and two indexes are introduced for this purpose. One is the number of fish in the effective ... and two indexes are introduced for this purpose. One is the number of fish in the effective reverberation ... one large same fish school in the eastern shelf of Bering sea during the intership calibration between ... one large same fish school in the eastern shelf of Bering sea during the intership calibration between ...
Meeting Document : WG-Krill-94/35 : Author(s): K. Sawada and M. Furusawa (Japan), N.J. Williamson (USA)
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Conservation Measure Conservation Measure 41-09 (2011)
, five (5) Russian, one (1) Spanish and two (2) UK flagged vessels using longlines only. Catch limit ... vessel participating in the fishery shall have at least two scientific observers, one of whom shall ... by a maximum in the season of one (1) Japanese, four (4) Korean, four (4) New Zealand, one (1) Norwegian ... of at least one fish per tonne green weight caught in each SSRU. Data: catch/effort 14 ... Limits on the Exploratory Fishery for Dissostichus spp. in Statistical Subarea 88.1 in the 2011/12 ...
Conservation Measure : 41-09 (2011)
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Conflict or co-existence? Foraging distribution and competition for prey between Adélie and chinstrap penguins
Sandwich Islands to the Antarctic Peninsula. To investigate how these two species co-exist, their foraging ... penguins were used to compare foraging distributions. In both years the diet of both species ... was exclusively Antarctic krill (Euphausia superba) of the same size range. In a year of low prey availability ... (2000), there was a statistically significant segregation of foraging areas between the two species ...
Meeting Document : WG-EMM-02/15 : Author(s): A.S. Lynnes, K. Reid, J.P. Croxall and P.N. Trathan (United Kingdom)
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LENGTH-BASED ASSESSMENT FOR THE MACKEREL ICEFISH (CHAMPSOCEPHALUS GUNNARI) IN SUB-AREA 48.3
these numbers forward under the given harvest control rule to set a two-year TAC. One issue is the accurate ... forward under the given harvest control rule to set a two-year TAC. One issue is the accurate ... -area 48.3 employs the CMIX and GYM packages, deriving population numbers-at-age then projecting ... identification of cohorts from the survey model, given the differential age structures observed in the population ...
Meeting Document : WG-SAM-09/15 : Author(s): R.M. Hillary, D.J. Agnew and R. Mitchell (United Kingdom)