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Scientific Abstracts 1998
papers published elsewhere, for which the full reference and published abstract are given; (ii ... all scientific papers presented for the consideration of the annual meetings of the CCAMLR Commission ... Scientific Committee and is published only in English. There are four categories of papers: (i) scientific ... ) scientific papers submitted for publication, i.e. in CCAMLR Science or elsewhere, which are listed as ... published elsewhere, for which the full reference and published abstract are given; (ii) scientific papers ... levels of previous years for all species (although the number of squid jigs associated with grey- headed ... by particularly low abundances of krill. For five of the years between 1990 and 1998 it was possible ... - dence on krill typically ranges from 20 to 90%. The 10-fold difference in krill bio- mass between 1986 ...
Document : Site Section: Publications
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SC-CAMLR-SSP/5 – Part II, 1988
an average value for the main age groups. Stock status and T AC prediction if F = constant ... , P. Kochkin Abstract Data of age composition and fishing effort for 1976/77-1987/88 were used to ... regression methods. The recruitment was taken at the lowest possible level for all these years (400 million ... ; ( c ) For the predicted period fishing intensity was FO.1• In the first two cases TAC=2S-30 thousand ...
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Fishes: Trophic modelling of the Ross Sea
calculated an average age-frequency in the catch for 3 regions: the shelf (SSRUs 88.1J, 88.1L), slope (SSRUs ... –1200 100M O Bathyraja sp. B SD/MD 30–1200 100M O Amblyraja georgiana B SD/MD 20–1200 100M C ... of 20–30% (e.g. Hartman & Brandt 1995; Holmes & Donaldson 1969) implies a range of 0.09–0.12 gC gWW ... -1. Vinogradov (1953) gave an oft-used conversion factor of 0.1 gC gWW-1 for fish which we will use ...
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Fishery Report: Champsocephalus gunnari South Georgia (Subarea 48.3)
Frequency (proportion of the catch) Le ng th (c m ) 10 20 30 40 50 1986/87 1987/88 1988/90 1989/90 ... level for test 0.2 Characteristics of a trial Years to remove initial age structure 0*** Estimate ... area and depth strata. 9. An estimate of the one-sided lower 95% CI of biomass was calculated for the ... proportion of density-at-age was derived from the CMIX program for ages 2+ to 4+ (Table 4). Selectivity ...
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Fishery Report: Champsocephalus gunnari Heard Island (Division 58.5.2)
vector was used for C. gunnari, starting at 2.5 years and fully selected at age 3. Recruitment 14 ... point for the projection. The 4+ age class is assumed to be lost later in 2010. An estimated 400 ... . Weighted Frequency (proportion of the catch) Le ng th (c m ) 10 20 30 40 50 1996/971997/981998 ... generated from CMIX analyses for Champsocephalus gunnari in Division 58.5.2. Component 1 (age 2 ...
Document : Site Section: Publications
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Selected Scientific Papers, SC-CAMLR-SSP/3 (1986)
Commission (English, French, Russian and Spanish). Individual papers are available for download below, the ... the later years, it is reasonable to assume a common age-specific catchability function for both ... of the fishery compared to later year classes. However, in selecting an age-specific natural ... making as part of the CCAMLR management regime (E) Some principles for fisheries regulation from an ... catches by age. To estimate the spawning stock biomass, an age-specific maturity function is also ...
Document : Site Section: Publications
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SC-CAMLR-SSP/4
the later years, it is reasonable to assume a common age-specific catchability function for both ... of the fishery compared to later year classes. However, in selecting an age-specific natural ... making as part of the CCAMLR management regime (E) Some principles for fisheries regulation from an ... catches by age. To estimate the spawning stock biomass, an age-specific maturity function is also ...
Document : Site Section: Publications
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SC-CAMLR-SSP/3
the later years, it is reasonable to assume a common age-specific catchability function for both ... of the fishery compared to later year classes. However, in selecting an age-specific natural ... making as part of the CCAMLR management regime (E) Some principles for fisheries regulation from an ... catches by age. To estimate the spawning stock biomass, an age-specific maturity function is also ...
Document : Site Section: The Organisation
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Schedule of Conservation Measures in Force 1998/1999
................................................................. 20 CONSERVATION MEASURE 122/XVI Monthly Fine-Scale Catch and Effort Data Reporting System for ... ) Dissostichus spp. From 7 November 1998 to 30 November 1999. 4 Except for waters adjacent to the Prince Edward ... , Patagonotothen guntheri From 7 November 1998 to 30 November 1999. 155/XVII Precautionary catch limit for ... 58.4.1 (west of 90°E) Dissostichus spp. Exploratory trawl fishery From 7 November 1998 to 30 November ...
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Schedule of Conservation Measures in Force 1992/93
by the Commission in accordance with Article IX of the Convention for the Conservation of Antarctic ... Measurement ARTICLE 1 Description of Gauges 1. Gauges to be used for determining mesh sizes shall ... meshes to be measured is provided for in Article 6. 4 ARTICLE 6 Sequence of Inspection ... Procedure 1. The inspector shall measure one series of 20 meshes, selected in accordance with Article 3 ...
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