Search results
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Fishery Report: Closed fishery for Dissostichus spp. in Divisions 58.4.4a and 58.4.4b
otoliths (of 3 013 fish sampled) ranged from 5 to 50 years for females and from 5 to 46 years for males ... (Figure 3). These ages may be overestimated by one year due to an interpretation issue concerning ... catch, as 8 and 11 years). (i) Scenario 1 used the estimated total catch history (legal and IUU ...
Document : Site Section: Publications
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A simulation study of the method of deriving natural mortality rate using data for Champsocephalus gunnari in Subarea 48.3
by the Working Group on Fish Stock Assessment (WG-FSA) in previous years. In 1990 the same authors confirmed ... composition of the catches, Ca.)!, for a series of years and standardised values of fishing effort Ey ... Na,y rates by age and fishing year, where terminal fishing mortality rates and fishing mortality ... rates for the oldest age group by fishing year are estimated by the tuning algorithm; (iv) mean ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 69–83 : Author(s): Gasyukov, P.S. and R.S. Dorovskikh
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WG-SAM-10/20
Measure 22-06 requiring member countries to assess and manage the risk that bottom fishing methods ... the frequency and spatial extent of lateral longline movement in contact with the sea floor (i.e. affecting ... to scenario 5 (lateral line movement during line retrieval) for all plausible non-zero values of f5 ... assumptions for the standard set and for scenario 5 (lateral line movement) utilized in previous iterations ...
Document : Site Section: Publications
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Fishery Report: Closed fishery for Dissostichus spp. (TOT) in Divisions 58.4.4a and 58.4.4b
................................................................ 8 Throughout this report the CCAMLR fishing season is represented by the year in which that season ended, e.g ... to present using observer data. The number of hauls (N) and the number of fish measured (n) in each year ... reported in WG-FSA- 11/16. Ages of 214 otoliths (of 3 013 fish sampled) ranged from 4 to 48 years ... for females and from 5 to 48 years for males (Figure 3). These ages may be overestimated by one year due ...
Document : Site Section: Publications
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RECENT TRENDS IN NUMBERS OF FOUR SPECIES OF PENGUINS AT THE PRINCE EDWARD ISLANDS
Abstract: Four species of penguin breed regularly at South Africa’s Prince Edward Islands: king penguin Aptenodytes patagonicus, gentoo penguin Pygoscelis papua, macaroni penguin Eudyptes chrysolophus and southern rockhopper penguin E. chrysocome. In December 2008 it was estimated that some 65 000
Meeting Document : WG-EMM-10/P1 : Author(s): R.J.M. Crawford, P.A. Whittington, L. Upfold, P.G. Ryan, S.L. Petersen, B.M. Dyer and J. Cooper
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Seabird mortality in the artisanal austral hake and Patagonian toothfish longline fisheries in southern Chile
and petrel populations, particularly at open oceans. However, inside countries’ EEZ artisanal fleets account ... accounts for 0.9 and 20 millions hooks/year, respectively. Both fleet use vertical longlines that sink fast ... populations, particularly at open oceans. However, inside countries’ EEZ artisanal fleets account ... accounts for 0.9 and 20 millions hooks/year, respectively. Both fleet use vertical longlines that sink fast ...
Meeting Document : WG-FSA-04/54 : Author(s): C.A. Moreno, P. Rubilar, J. Arata, R. Hucke-Gaete (Chile) and G. Robertson (Australia)
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Potential interactions between wandering albatrosses and longline fisheries for Patagonian toothfish at South Georgia
, wandering albatross INTRODUCTION Over the last 20 years wandering albatross (Diomedea exulans ... to identify any times of the year when the potential for albatross mortality associated with longline ... , with permission of the parties concerned, CCAMLR data for the years 1990/91 to 1993/94. Up to 1992/93 ... the fishery was open year-round The distribution of foraging D. exulans during the brood-guard period (mid ... that D. exulans breeding at South Georgia have a relatively low potential risk of interaction with ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 101–110 : Author(s): Croxall, J.P. and P.A. Prince
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WS-MPA-11
, A. Dell’Anno, G. di Prisco, G. Fusco, S. Focardi, L. Gugliemo, G. Lauriano, P. Luporini, O. Mangoni ...
Meeting
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Conservation Measure Conservation Measure 91-04 (2011)
. (v) Unless otherwise agreed by the Commission, every five years, Members conducting activities according ... for the CCAMLR MPAs, conservation measures designating CCAMLR MPAs shall be reviewed every 10 years or as agreed ...
Conservation Measure : 91-04 (2011)
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Conservation Measure Conservation Measure 199/XIX (2000)
Secretariat not later than one month after the vessel returns to port. 9. The total number and weight ...
Conservation Measure : 199/XIX (2000)