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Beyond MSY: a consideration of definitions of management objectives
Holt (1957) (Figure 1), but that there is great variation about the average curve. The main ... curve in Figure 1 and the straight line of equal stock and recruitment. Provided that the recruitment ... of recruits) C/R = 1 + (G-M)/R. Calculation of yield per recruit as a function of the growth and ... Chapter 6). Unfortunately these procedures do not in general satisfy criteria such as those of CCAMLR ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 299-322 : Author(s): Gulland, J.A.
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Toothfish and skate tagging methods
November 2013 Toothfish and Skates 1 Contents • Programme scope and requirements ... • Recording data • Tag recaptures 2 1-9 10-12 13-22 23-32 33-44 45-53 54-60 ... requirements of the Conservation Measure 41-01. 5 6 TOTAL CATCH TAGGED FISH Proportion of sizes ... Tagging skates 41 • Avoid tagging near body cavity • Place 1 tag in muscle of each wing on eyed ...
Document : Site Section: Science
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Survey design to estimate krill abundance during FIBEX
. 1 . INTRODUCTION Increasing interest in the marine living resources of the Southern Ocean has ... FIBEX (BIOMASS 1980a) were: 1. To study the methodology for assessing the abundance of the total krill ... , density and distribution of krill swarms. The requirements in this field were as follows: 1. Data ... observations on seabirds. 255 3. SURVEY DESIGN 3. 1 Anticipated Distribution of Krill Published ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 253–263 : Author(s): Everson, I., I. Hampton and G.M. Jolly
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Assessment and tag program adaption methods for exploratory fisheries in the CAMLR Convention Area: an example application for Division 58.4.3a
dynamics of the biomass, B, are given by: 1 1 1 m L IUU y y y y y yB B rB B C K C K . (1) Here, y ... this tagged population over time is as follows: , 1 , exp 1 . r y r y L IUU y y T T M TS h h (2 ... abundance data, I: Hillary 104 1 2 22 ,, ˆln ln1 ... exp 22 y y y Iy y I I I p I (4) where ... . (6) There are a number of recapture models that may be assumed – binomial and Poisson are just two ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 101–113 : Author(s): Hillary, R.M
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Conservation Measure Conservation Measure 22-06 (2008)
MEASURE 22-06 (2008)1,2 Bottom fishing in the Convention Area Species all Area see para- graphs 1 ... accordance with Article IX of the Convention: Management of bottom fishing 1. This conservation ... Commission in the 2006/07 fishing season. 6. Contracting Parties whose vessels wish to engage in any ... bottom fishing activities, beginning 1 December 2008, shall follow the procedures described in ...
Conservation Measure : 22-06 (2008)
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Fishery Report 2013: Exploratory fishery for Dissostichus spp. in Division 58.4.2
that year. The catch limit was exceeded in 2010 by ~25% and by almost 100% in 2011 (Table 1). 6. In ... ................................................................. 1 Reported catch ........................................................................... 1 ... related to this report is outlined in bold. Depths between 600 and 1 800m (the ‘fishable depths’ for ... which that season ended, e.g. 2013 represents the 2012/13 CCAMLR fishing season (from 1 December 2012 to ...
Document : Site Section: Publications
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Survey of Antarctic fur seals in the South Shetland Islands, Antarctica, during the 1986/87 austral summer
nOHBl1Bllil1XCH Ha CBeT m;eHKOB MOPCKOI'O KOTl1Ka Ha iO>KHblX rneTJlaH~CKl1X OCTpOBax B 1986/87 1'. o ... !, Lisa M. Ferm!, Tero J. Harkonen2 , Everett G. schaner3 , and Brent S. Stewart4 1. National Marine ... increased to a population estimated in the early 1980's at just under 1 million (Payne 1977; Banner, 1981 ... objectives : 1) to document the recolonization and current distribution of Antarctic fur seal rookeries, 2 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 427-440 : Author(s): Bengtson, J.L., L.M. Ferm, T.J. Härkönen, E.G. Schaner and B.S. Stewart
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Fishery Report 2016: Exploratory fishery for Dissostichus spp. in Division 58.4.2
the 2014/15 CCAMLR fishing season (from 1 December 2014 to 30 November 2015). Fishery ... 1. This report describes the exploratory longline fishery for toothfish (Dissostichus spp.) in ... Figure 1). Figure 1: Location of the research block in Division 58.4.2 in 2016. 3. In 2016, the ... Dissostichus spp. since 2004 are presented in Table 1. The catches reported in Division 58.4.2 include catch ...
Document : Site Section: Publications
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CCAMLR's Management of the Antarctic
-947300-06-6 CCAMLR has responded to the management challenge posed by ruu fishing by developing an ... Contents Introduction ....................................................... 1 Establishment of CCAMLR ... Convention: 1. The objective of this Convention is the conservation of Antarctic marine living resources ... around the world. 6 composition of the krill in the catch. It may also be determined from other ...
Document : Site Section: Publications
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Resolution Resolution 31/XXVIII (2009)
Antarctic marine living resources, urges all Members to, 1. Take full account of the best scientific ... significance of scientific findings to the Commission. 6. Support and encourage the peer review, wide ...
Resolution : 31/XXVIII (2009)