Search results
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Characteristics of seasonal variation in diurnal vertical migration and aggregation of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data
categories Dec. 0 20 40 60 80 NI T DW N M TW SR S M RN DA Y AF T SS T ET W DS K NI ... T 0 4 8 12 16 20 Jan. 0 20 40 60 80 NIT DWN MTW SRS MRN DAY AFT SST ETW DSK NIT 0 2 4 6 8 Feb ... . 0 20 40 60 80 NIT DWN MTW SRS MRN DAY AFT SST ETW DSK NIT 0 2 4 6 8 Mar. 0 20 40 60 80 ... NIT DWN MTW SRS MRN DAY AFT SST ETW DSK NIT 0 2 4 6 8 Apr. 0 20 40 60 80 100 NI T DW N M TW ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 163–172 : Author(s): Taki, K., T. Hayashi and M. Naganobu
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Evaluating the impact of multi-year research catch limits on overfished toothfish populations
in this study indicate that, where a stock has been depleted to at or below 20% of the median unfished spawning ... that, where a stock has been depleted to at or below 20% of the median unfished spawning stock biomass ... ). 0 20 40 60 80 0 1 2 3 4 S pa w ni ng B io m as s x 1 03 (t ) 0 20 40 60 80 ... 0 1 2 3 4 hof 0 20 40 60 80 0 1 2 3 4 Year S pa w ni ng B io m as s x 1 03 (t ) 0 20 40 60 80 ... 0 1 2 3 4 hof res 0 20 40 60 80 4 3 2 1 0 S pa w ni ng b io m as s x 10 3 (to nn es ... ) hof 0 20 40 60 80 0 1 2 3 4 S pa w ni ng B io m as s x 1 03 (t ) 0 20 40 60 80 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 47–55 : Author(s): Welsford, D.C
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Annual changes in species composition and abundance of myctophid fish in the north of South Georgia (Subarea 48.3), Antarctica, during austral winters from 2002 to 2008
: (a) Protomyctophum choriodon. (continued) A 0% 10% 20% 30% 40% 50% 60% 70% 40 50 60 70 80 90 Standard ... ) (c) B 0% 10% 20% 30% 40% 50% 60% 70% 80% 10 15 20 25 30 35 40 45 50 55 60 65 70 Standard length ... (n = 7) 2002 (n = 10) 80 70 60 50 40 30 20 10 0 P er ce nt ag e co m po si tio n 10 ... (1) 050805 747 7:00 85 53.783 36.300 110 356 PA(1)/Pc(1) 050808 780 2:20 80 53.800 36.317 160 227 Gn ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 155–163 : Author(s): Iwami, T., M. Naganobu, K. Taki and M. Kiyota
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Distribution and population structure of Dissostichus eleginoides and D. mawsoni on BANZARE Bank (CCAMLR Division 58.4.3b), Indian Ocean.
90 –1 80 7. 8 (2 .7 ) 5. 3 (2 .3 ) 30 D ec –1 9 Fe b 20 07 /0 8 21 66 69 ... eleginoides D issostichus m aw soni 0 20 40 60 80 100 120 40 60 80 100 120 140 160 180 0 10 20 30 40 ... 0 10 20 30 40 50 60 40 60 80 100 120 140 160 0 20 40 60 80 100 120 140 80 90 100 110 120 ... o D is so st ic hu s s pe ci es d ur in g th e 20 06 /0 7 an d 20 08 /0 9 se ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 145–153 : Author(s): Taki, K., M. Kiyota, T. Ichii and T. Iwami
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The influence of bait quality on the sink rate of bait used in the Japanese longline tuna fishing industry: an experimental approach
. The addition of a 20 g lead sinker to a conventional 20 g tuna hook reduced the sink time of bait bearing ... floated, however, even when thawed. The addition of a 20 g lead sinker to a conventional 20 g tuna hook ... and closed circles refer to thawed bait. lwashi 80 S $60 ! - C . r40 i7, 20 ... of the fish prevented them from sinking. With saba, 80% of small baits and 20% of large baits floated when ... . Fish with inflated swim bladders floated, however, even when thawed. The addition of a 20 g lead ... sinker to a conventional 20 g tuna hook reduced the sink time of bait bearing a hook alone by 50 ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 123–129 : Author(s): Brothers, N., A. Foster and G. Robertson
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A simple approach for calculating the potential yield of krill from biomass survey results
for the calculations is that the probability that the krill spawning biomass drops below 20% of its median pre ... -exploitation level over a 20 year period of harvesting should equal 10%. The value of, λ depends strongly ... for the calculations is that the probability that the krill spawning biomass drops below 20% of its median pre ... -exploitation level over a 20 year period of harvesting should equal 10%. The value of, λ depends ... is that the probability that the krill spawning biomass drops below 20% of its median pre-exploitation level over a 20 ... le suivant : la probabilite qu'en une periode d'exploitation de 20 ans, la biomasse reproductrice du ... kriU chute en dessous de 20% de son niveau moyen d'avant l'exploitation, devrait etre egale a 10%. La ... KPHJI5I HH)I{e 20% ere Me~HaHHoro ~OaKCnJIyaTaLVlOHHoro ypOBH5I 3a 20-JIeTHHH nepHo~ npOMbICJIa, ~OJI ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 207–217 : Author(s): Butterworth, D.S., A.E. Punt and M. Basson
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Towards an initial operational management procedure for the krill fishery in Subareas 48.1, 48.2 and 48.3
of krill over a 20-year harvesting period from falling below 60% of its average unexploited level; subject ... that TAC reductions may prove necessary during the 20-year period considered. Simulation tests, including ... II is proposed: the primary objective is to prevent the expected lowest biomass of krill over a 20 ... that TAC reductions may prove necessary during the 20-year period considered. Simulation tests, including ... of krill over a 20-year harvesting period from falling below 60% of its average unexploited level; subject ... that T AC reductions may prove necessary during the 20-year period considered. Simulation tests, including ... faible, pour une periode d'exploitation de 20 ans, de tomber au dessous de 60% de son niveau moyen non ... necessaires pendant la periode des 20 annees considerees. Des tests de simulation, comprenant un test ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 189–219 : Author(s): Butterworth, D.S.
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Patagonian toothfish in international waters of the Southwest Indian Ocean (Statistical Area 51)
120 125 130 135 140 145 150 155 160 165 170 175 0 20 40 60 80 100 0 5 10 15 20 25 Ob-Lena ... 65 75 85 95 105 115 125 135 145 155 165 175 0% 20% 40% 60% 80% 100% Males Females TL (cm ... ) Females Males S ex ra tio (% ) 100 80 60 40 20 0 45 55 65 75 ... López Abellán 212 -2000 -1800 -1600 -1400 -1200 -1000 -800 -600 -400 -200 0 0 20 40 60 80 ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 207–214 : Author(s): López Abellán, L.J
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The use of patent databases to predict trends in the krill fishery
to uses of krill for Aquaculture purposes, 1973–2008. 0 10 20 30 40 50 60 70 80 19 76 19 78 ... 19 80 19 82 19 84 19 86 19 88 19 90 19 92 19 94 19 96 19 98 20 00 20 02 20 04 20 06 20 ... related to uses of krill for Human Use purposes, 1973–2008. 0 10 20 30 40 50 60 70 80 90 19 76 ... 19 78 19 80 19 82 19 84 19 86 19 88 19 90 19 92 19 94 19 96 19 98 20 00 20 02 20 04 20 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 135–144 : Author(s): Foster, J., S. Nicol and S. Kawaguchi
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Seabird interactions with longlining operations for Dissostichus eleginoides around South Georgia, April to May 1994
-seven line sets were observed and 98 deaths of seabirds were recorded over 20 sets; no deaths occurred ... to albatrosses. The average mortality rate for the 20 sets was 0.48 birds/1 000 hooks and maximum mortality 3.12 ... were recorded over 20 sets; no deaths occurred during hauls. The 16 sets made at night contributed 15 ... population at South Georgia when compared to albatrosses. The average mortality rate for the 20 sets was 0.48 ... Peninsula, islands of the Scotia Sea and Antarctic continent between 80°W and 20°W; their status ... of seabirds were recorded over 20 sets; no deaths occurred during hauls. The 16 sets made at night ... . The average mortality rate for the 20 sets was 0.48 birds/l 000 hooks and maximum mortality 3.12 birds/l 000 ... observee; sur 20 d'entre elles, 98 morts accidentelles d'oiseaux marins ont et6 enregistrees; la remontee ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 111–121 : Author(s): Ashford, J.R., J.P. Croxall, P.S. Rubilar and C.A. Moreno