Search results
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Scientific observations in CCAMLR fisheries – past, present and future
observer logbooks submitted by CCAMLR Members. Note: electronic logbooks were introduced in 2000. na ... – not applicable. Logbook format 1996 1997 1998 1999 2000 2001 2002 2003 2004 Electronic na na na na 1 40 35 54 ... CCAMLR, 2004b). 0 10 20 30 40 50 60 1996 1997 1998 1999 2000 2001 2002 2003 2004 CCAMLR season ... N um be r of c ru is es a nd fi sh er ie s 0 1000 2000 3000 4000 5000 6000 7000 ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 81–98 : Author(s): Sabourenkov, E.N. and E. Appleyard
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Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region
6 939 - - - 2000 752 14 081 - - - 2001 592 14 087 - 259 - 2002 1 355 16 612 831 684 1 2003 1 769 26 ... 0 1000 2000 3000 4000 0 1000 2000 3000 4000 0.0 0.2 0.4 ... 0.6 0.8 1.0 0 1000 2000 3000 4000 ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Author(s): Mormede, S., A. Dunn, S. Hanchet and S. Parker
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Status of the Polish FIBEX acoustic data from the West Atlantic
March 1981. The survey collected acoustic data at 120 kHz using a Simrad EK120 echosounder ... that highlighted a seasonal increase in abundance between December and March, followed by a rapid decrease ... in abundance from March to June. Siegel (1988) suggested that the timing of this pattern varied between years ... was carried out between 14 February and 12 March 1981. Therefore, given the general seasonal model ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 125–132 : Author(s): Trathan, P.N., J. Kalinowski and I. Everson
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Movement, growth and available abundance to the fishery of Dissostichus eleginoides Smitt, 1898 at Heard Island, derived from tagging experiments
has been published (Appleyard et al., 2001; Smith et al., 2001; Smith and McVeagh, 2000) which ... 1 July 1999 1 July 2000 1 July 2001 M = 0.16 Left M = 0.10 Right 12 10 8 6 4 2 0 Av ai la bl ... e nu m be rs (m ill io ns ) 1998 1999 2000 2001 Year 0 10 20 30 40 50 Pr ed ic te d nu ... m be rs (m illi on s) 1998 1999 2000 2001 Year 50 40 30 20 10 0 P re di ct ed n um be rs ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 33–48 : Author(s): Williams, R., G.N. Tuck, A.J. Constable and T. Lamb
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The sensitivity of multiple output statistics to input parameters in a krill–predator–fishery ecosystem dynamics model
). (v) Krill recruitment in SSMUs 13–15 was 0. (vi) Krill density in each SSMU in 1970 was twice that in 2000 ... : ,2000(1)2 ,1970(1) ,2000(1)2= = iB i i wK K (2) where Bi,2000(1) is an empirically derived esti ... - mate of krill biomass in SSMU i in summer 2000 and w is the mean mass of an individual krill. Table ... was dou- ble that in 2000. Assumption (iii) allows analytical estimation of αi,1 as follows: The delay ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 97–118 : Author(s): Hill, S.L. and J. Matthews
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Observation of seabirds in the Southern Ocean in 1988/89
and Leningradskaya (26 February to 12 March 1989); • Bunger Hills and Molodezhnaya (9 to 20 April 1989) as well ... . As the periods of daylight became shorter (March/April), the number of observations was reduced to three or even ... ; on 24 February 1989 (62°S, 166°W) and 11 March 1989 (72°34'S, 173°W). A repeated survey of the Indian ... in the Balleny Islands area on 21 March 1989. As a rule the southern fulmar was sighted in localized areas over ... Southern Ocean to the south of 60°S. Thirty minute observations were made daily during daylight hours at 8 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 521–542 : Author(s): Vagin, A.V. and V.V. Popov
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A proposed management procedure for the toothfish (Dissostichus eleginoides) resource in the Prince Edward Islands vicinity
increased linearly from 2000 to a saturation level from 2002 onwards, as suggested in discussions ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 33–69 : Author(s): Brandão, A. and D.S. Butterworth
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Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by acoustic surveys
'S and between 20°30' and 26°30'W was surveyed from 20 February to 2 March. Secondly, the area with coordinates ... 51°30' to 55°00'S and 8°00' to 18°30' (Figure 7) was surveyed from 20 March to 2 April ... to 2 March 1989. 1 - 1 to 10 tonnes per square mile 2 - 11 to 40 tonnes per square mile 3 - 41 to 90 ... survey from 20 March to 2 April 1989. 1 - 1 to 10 tonnes per square mile 2 - 11 to 20 tonnes per ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 417–431 : Author(s): Filin, A.A., K.V. Gorchinsky and V.M. Kiseleva
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Length-based assessments revisited – why stock status and fishing mortality of long-lived species such as toothfish cannot be inferred from length-frequency data alone
or three decades (Constable et al., 2000). At the core of this approach are rules for notification ... (variable rec) Individual trial specifications Reference year 2000 First year of projection 2001 ... 0 and 10 000 tonnes were removed over the projection period of 60 years starting arbitrarily in 2000 ... , A.J., W.K. de la Mare, D.J. Agnew, I. Everson and D. Miller. 2000. Managing fish- eries to conserve ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 57–73 : Author(s): Ziegler, P.E., D.C. Welsford and A.J. Constable
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Commercial fishing vessels as research vessels in the Antarctic – requirements and solutions exemplified with a new vessel
large- scale survey took place in 2000, and those data have been reanalysed several times as acoustic ... dependent on the CCAMLR-2000 acoustic survey in the area (Hewitt et al., 2004) and little is known ... , I. Everson and D. Miller. 2004. Biomass of Antarctic krill in the Scotia Sea in January/ February 2000 ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 11–17 : Author(s): Godø, O.R., C. Reiss, V. Siegel, J.L. Watkins