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Distribution characteristics of krill aggregations in the fishing ground off Coronation Island in the 1989/90 season
Paper Title: Distribution characteristics of krill aggregations in the fishing ground off ... Coronation Island in the 1989/90 season Abstract / Description: Distributional characteristics of krill ... aggregations in the Coronation Island fishing ground were examined in relation to environmental factors, the ... common types of krill aggregations were recorded in the Coronation Island area over the observation ... -east (500 1O'S to 59° 30'S and 43°30'W to 44°W) and south-west (Figure 1). In the daytime, krill was ... the continued increase in the proportion of males and females feeding intensely who went into the ... /green liver 15 - dark-green/green liver 65 20 40 60 1:30 10 19.12.89 - 7.0I.90r. time ... \~. P . • . • . • 20 30 • • t • , "' ... I' 50 t I· ... ··"· ", • . 0 . 01 . . I ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 49–73 : Автор(ы): Kasatkina, S.M. and V.I. Latogursky
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Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed distribution around South Georgia
Paper Title: Krill fishing in the Scotia Sea in relation to bathymetry, including the detailed ... on fine-scale (0.5 o latitude x 1 o longitude) data show that harvesting in the Scotia Sea has been ... mainly in shelf and shelf-break areas on the northern side of the Scotia Arc. Regional analyses reveal ... trawl statistics have been recorded in the South Georgia area. Analyses of these data show marked ... appear that areas well to the west (-42"W and 54"s) were targeted in some years (CCAMLR Statistical ... restricted area of about 30 x 20 km. There were also a few isolated hauls made outside this area. During ... ) of lower krill abundances and lower catch rates in the fishery during warmer years. In 1994 and ... 1995 the catches were higher and the water temperatures were generally cooler. In these years more ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 1–17 : Автор(ы): Murphy, E.J., P.N. Trathan, I. Everson, G. Parkes and F.H.J. Daunt
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Age determination of Champsocephalus gunnari Lönnberg, 1905 (Channichthyidae) taken in the South Georgia area in 1990
-26 and 30-34 cm. Only vertebra samples (n =140) were used in age determination. Age groups from 1+ to ... in the South Georgia area in 1990 Abstract / Description: In January/February 1990 the UK and the ... the status of the Champsocephalus gunnari stock in the South Georgia area. In February 1990 the size ... 9+ were present in catches. Two peaks in size composition correspond with fish of the 1987 and 1985 ... 16-18,24-26 and 30-34 cm with the maximums being in the second and third size groups (Akademik ... , the inner structure of otoliths is wholly sequential only in the first three to four years of life ... authors. Age in Olsen Kock Sosinski Gubsch Kochkin Radtke years 1955 1981 1981 1982 1985 1990* 1 ... , February 1990. Age in Years Variations in Overall Length (cm) Number of Specimens 1+ 2+ 3+ 4+ 5 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 285–293 : Автор(ы): Kochkin, P.N.
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Factors affecting the incidental mortality of seabirds in the Dissostichus eleginoides fishery in the southwest Atlantic (Subarea 48.3, 1995 season)
Paper Title: Factors affecting the incidental mortality of seabirds in the Dissostichus ... eleginoides fishery in the southwest Atlantic (Subarea 48.3, 1995 season) Abstract / Description: This paper ... Patagonian toothfish (Dissostichus eleginoides) in Subarea 48.3 during the 1995 season. The data was obtained ... in vessels' analyses of catch of birds per unit effort (BPUE), as well as of the haul-by-haul ... ., 1995), as well as by other observers who took part in the stock depletion experiment designed by the ... different sizes) and incidental mortality clearly demonstrates that hooks equal to or larger than 30 mm in ... increase their activity in relation to the lunar cycle at this time of the year. Some of the highest ... THE INCIDENTAL MORTALITY OF SEABIRDS IN THE DISSOSTICHUS ELEGlNOlDES FISHERY IN THE SOUTHWEST ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 79–91 : Автор(ы): Moreno, C.A., P.S. Rubilar, E. Marschoff and L. Benzaquen
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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
Paper Title: Annual changes in species composition and abundance of myctophid fish in the north ... samples collected by scientific observers on board Japanese commercial krill fishing vessels in the area ... 10 myctophid species were identified in the by-catch samples, among which Krefftichthys anderssoni ... ichthyofauna in this area, although this species used to be dominant in the Antarctic coastal waters. In ... ). The total catch of mycto- phid fish in 2004 was relatively higher than in other years. This is ... on ta in in g fis h by -c at ch . D at e: 20 02 20 03 20 04 20 05 20 06 20 07 20 ... of myctophid fish: (a) Protomyctophum choriodon. (continued) A 0% 10% 20% 30% 40% 50% 60 ... ) 2004 (n=33) 2008 (n=643) 2002 (n = 20) 2004 (n = 33) 2008 (n = 643) 70 60 50 40 30 20 10 0 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 155–163 : Автор(ы): Iwami, T., M. Naganobu, K. Taki and M. Kiyota
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Size and density of krill layers fished by a Japanese trawler in the waters north of Livingston Island in January 1988
Paper Title: Size and density of krill layers fished by a Japanese trawler in the waters north of ... Livingston Island in January 1988 Abstract / Description: The size and density of fishable krill layers in ... trawler curtailed the haul before the layer ended in 30 out of 34 hauls and because the trawl net could ... 10 20 30 40 50 60 70 80 NET V 0 L U MED ENS IT Y ( g. m-3 ) Figure 3: Frequency distributions of ... BY A JAPANESE TRAWLER IN THE WATERS NORTH OF L1VINGSTON ISLAND IN JANUARY 1988 Y. Endo and Y ... . Shimadzu Abstract The size and density of fishable krill layers in the northern waters of Livingston ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 339–345 : Автор(ы): Endo, Y. and Y. Shimadzu
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Fishing intensity of the Soviet fleet in krill fisheries in the southern Atlantic (Subareas 48.2 and 48.3)
Paper Title: Fishing intensity of the Soviet fleet in krill fisheries in the southern Atlantic ... commercial fleet on the krill population in different months during the 1987 to 1990 fishing seasons within ... on the krill population – on biomass and the density of krill aggregated in the fishing grounds – was ... greatest recorded fi shing intensity. During the two most recent decades, such years occurred in the 1987 ... mean values of CPUE over the four years of this analysis are shown in Figure 4 for all Soviet vessels ... was 30%. In April 1988 the fi shery took 19.7% of the available krill within the fi shing area. This ... intensity 36.4 ± 6.7% was observed in July 1989, when a large number of vessels (25–30 trawlers) operated ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 15–35 : Автор(ы): Kasatkina, S.M. and V.F. Ivanova
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Krill (Euphausia superba Dana) resources and distribution in the Wilkes Land area in the seasons 1986 to 1989
Paper Title: Krill (Euphausia superba Dana) resources and distribution in the Wilkes Land area in ... surveys carried out along the Wilkes Land coast from 1986 to 1989 are presented in the paper. The surveys ... involved in the survey with one vessel conducting commercial krill fishing. The whole survey area from the ... account an area to the north of the edge of the continental slope. Each subarea was described in terms of ... 65°30'S. The location of areas where krill aggregations were observed is shown in Figures 2 to 4 ... abundant than in other years. However, the density of krill in these aggregations was low. In comparison ... with the other three years, the total biomass of krill in the subarea in 1988 was smaller by a factor ... over four years, the biomass of krill in aggregations in subarea I (303 square miles) was 114 000 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 149–162 : Автор(ы): Dolzhenkov, V.N. and V.P.Timonin
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Defining smaller-scale management units to further develop the ecosystem approach in managing large-scale pelagic krill fisheries in Antarctica
Paper Title: Defining smaller-scale management units to further develop the ecosystem approach in ... managing large-scale pelagic krill fisheries in Antarctica Abstract / Description: This paper discusses ... ecosystem but should be sufficiently independent for fishing in that unit not to inadvertently affect ... predators being monitored in other units. The South Atlantic region (Area 48) is used to illustrate how to ... explored in terms of the structure of animal populations. A group of animals that are continuously ... , although they have been important in some years since then. In this analysis, Elephant Island appears ... ) between the 1988 and 2000 split-years in each fi ne-scale area (0.5° latitude x 1° longitude) in the ... described in the text. 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 Year 0 30000 ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 117–131 : Автор(ы): Constable, A.J. and S. Nicol
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Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in CCAMLR Subarea 48.3
Paper Title: Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in ... holotrachys) caught as by-catch in the Patagonian toothfi sh (Dissostichus eleginoides) fishery in Subarea ... less accurate estimates of fish length. Seasonal variations in fish mass with reproductive condition ... in such studies should be representative of the size range consumed by predators. File: 09morley ... equations of the fi tted lines are given in the text. 90 80 70 60 50 40 30 20 10 0 40 35 30 ... 20 75.8 78.4 137 Otolith and body size relationships in bigeye grenadier, Subarea 48.3 ... grenadier, Subarea 48.3 0 10 20 30 40 50 60 70 80 90 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 ... from Heard and Macquarie Islands. 0 10 20 30 40 50 60 70 80 90 10 12 14 16 18 20 22 Otolith ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 133–143 : Автор(ы): Morley, S. and M. Belchier
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