Search results
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RECENT POPULATION ESTIMATES AND TRENDS IN NUMBERS OF ALBATROSSES AND GIANT PETRELS BREEDING AT THE SUB-ANTARCTIC PRINCE EDWARD ISLANDS
Island (northern Macronectes halli by 44%; southern M. giganteus by 28%), whereas their numbers have ... petrels and 2 800 southern giant petrels, confirming the global importance of the Prince Edward Islands ... despite fishing mortality. Author(s): P.G. Ryan, M.G.W. Jones, B.M. Dyer, L. Upfold and R.J.M. Crawford ... %; southern M. giganteus by 28%), whereas their numbers have remained stable at Marion Island. Current best ...
Meeting Document : WG-EMM-10/P4 : Author(s): P.G. Ryan, M.G.W. Jones, B.M. Dyer, L. Upfold and R.J.M. Crawford
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Genetic population structure of the mackerel icefish, Champsocephalus gunnari, in Antarctic waters
in population size. Enhanced mobility of fish between sea areas was suggested by an overall reduction in genetic ... in population size. Enhanced mobility of fish between sea areas was suggested by an overall reduction in genetic ... 1.15.1.1). Routine scoring of 358 fish at the 16 loci revealed below average levels of genetic variability ... scoring of 358 fish at the 16 loci revealed below average levels of genetic variability ...
Meeting Document : WG-FSA-91/22 : Author(s): G.R. Carvalho and M. Warren (United Kingdom)
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Results of the research fishing activities conducted by Chile in Management A of Subarea 48.3 from 2005–2008: the importance of conserving the big older fishes
2005–2008: the importance of conserving the big older fishes ... of fish caught, at a mean rate of approximately 1 kg per year/per individual. This result suggests ... Fish), which is very important for strengthening CCAMLR precautionary management in this species ... . Author(s): C.A. Moreno and P. Rubilar (Chile) Title: Results of the research fishing activities ...
Meeting Document : WG-FSA-10/35 : Author(s): C.A. Moreno and P. Rubilar (Chile)
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Long-term changes in the size composition of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, after the 1978–1980 fishery in the area
Abstract: Fish samples collected through an overall period of 24 years at Potter Cove after ... with the consequent reduction in mean size. The above interpretation is supported by the length distributions observed ... Fish samples collected through an overall period of 24 years at Potter Cove after the impact ... with the consequent reduction in mean size. The above interpretation is supported by the length distributions observed ...
Meeting Document : WG-FSA-07/52 : Author(s): E.R. Marschoff, E.R. Barrera-Oro and N.S. Alescio (Argentina)
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Conservation Measure Conservation Measure 237/XX (2001)
the following conservation measure in accordance with Conservation Measure 65/XII: Access 1. Fishing ... with Conservation Measure 173/XVIII so as to minimise the incidental mortality of seabirds in the course of fishing ... the fishing period. Data: catch/effort 10. For the purpose of implementing this conservation measure ... ) by-catch of fish and other organisms; and (viii) observations on the occurrence of seabirds and mammals ...
Conservation Measure : 237/XX (2001)
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Conservation Measure Conservation Measure 230/XX (2001)
with Conservation Measure 31/X: Access 1. Fishing for Dissostichus spp. in Statistical Division 58.4.2 shall ... organisms; and (viii) observations on the occurrence of seabirds and mammals in relation to fishing ... Document1 CONSERVATION MEASURE 230/XX Limits ... adopts the following conservation measure for the exploratory fishery for Dissostichus spp ...
Conservation Measure : 230/XX (2001)
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Development of methods for evaluating the management of benthic impacts from longline fishing using spatially explicit production models
provide a useful tool for the investigation of impacts of fishing effort on benthic organisms. They have ... provide a useful tool for the investigation of impacts of fishing effort on benthic organisms. They have ... of simple scenarios for simulating the effect and management of benthic impacts from longline fishing effort ... — including investigating how changes in the distribution of future fishing may result in alternative impacts ...
Meeting Document : WG-SAM-10/19 : Author(s): A. Dunn, S.J. Parker and S. Mormede (New Zealand)
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Conservation Measure Conservation Measure 43-04 (2003)
with Conservation Measure 25-03 so as to minimise the incidental mortality of seabirds in the course of fishing ... ) by-catch of fish and other organisms; (viii) observations on the occurrence of seabirds and mammals ... text for pdf.doc Conservation Measure 43-04 (2003 ... Season 2003/04 Gear trawl The Commission hereby adopts the following conservation measure ...
Conservation Measure : 43-04 (2003)
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INCORPORATING SAMPLING VARIATION AND RANDOM READER ERROR INTO CALCULATION OF EFFECTIVE SAMPLE SIZE IN THE APPLICATION OF AGE LENGTH KEYS TO ESTIMATION OF CATCH-AT-AGE PROPORTIONS
, and random reader error when ageing fish. The catch-at-age ESS is estimated by dividing the ESS for the LF ... , with a corresponding range of around 4 down to 1. This reduction is due to the way the ageing error matrix ‘smooths-out ... , and random reader error when ageing fish. The catch-at-age ESS is estimated by dividing the ESS for the LF ... , with a corresponding range of around 4 down to 1. This reduction is due to the way the ageing error matrix &lsquo ...
Meeting Document : WG-SAM-09/08 : Author(s): S.G. Candy (Australia)
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Some idea of numerical model for assessment of Euphausia superba biomass
Ocean, which consists of: (1)calculation of three dimensional current field using CCSR version ... dimensional primitive equation for the ocean circulation developed originally at the GFDL, Princeton, NJ ... distribution of DON (Dissolved Organic Nitrogen), (4)calculation of spatial distribution of Chl.a ... the detailed spatial distribution of Euphausia superba by dividing the Antarctic Ocean into many grid points ...
Meeting Document : WG-KRILL-93/19 : Author(s): M.J. Kishi and M. Naganobu (Japan)