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Fishing ground selection in the Antarctic krill fishery: trends in patterns across years, seasons and nations
Paper Title: Fishing ground selection in the Antarctic krill fishery: trends in patterns across ... contributors to the total catch. A recent shift in operational timing towards later months within fishing ... seasons was observed in Subarea 48.1 (December–February to March–May). However, operational timing has ... remained relatively constant in Subareas 48.2 (March–May) and 48.3 (June–August). In 25 years of krill ... Fishing ground selection in the AntArctic krill Fishery: trends in pAtterns Across yeArs, seAsons And ... major contributors to the total catch. A recent shift in operational timing towards later months ... within fishing seasons was observed in Subarea 48.1 (December–February to March– May). However ... , operational timing has remained relatively constant in Subareas 48.2 (March–May) and 48.3 (June–August). In ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 117–141 : Autor(es): Kawaguchi, S., S. Nicol, K. Taki and M. Naganobu
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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
Paper Title: Characteristics of seasonal variation in diurnal vertical migration and aggregation ... of Antarctic krill (Euphausia superba) in the Scotia Sea, using Japanese fishery data Abstract ... / Description: Seasonal variation in the diurnal vertical migration and aggregation of Antarctic krill ... change during summer and winter in SS and SO. Daily average trawling depth tended to be shallower during ... (2005): 163–172 163 CHARACTERISTICS OF SEASONAL VARIATION IN DIURNAL VERTICAL MIGRATION AND ... AGGREGATION OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA) IN THE SCOTIA SEA, USING JAPANESE FISHERY DATA K. Taki ... -ku, Shizuoka, 424-8633 Japan Email – takisan@affrc.go.jp Abstract Seasonal variation in the diurnal ... data. Average trawling depth usually showed a marked diurnal change during summer and winter in SS ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 163–172 : Autor(es): Taki, K., T. Hayashi and M. Naganobu
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Characteristics of krill aggregations in the South Sandwich Islands subarea in January–February 2000
Paper Title: Characteristics of krill aggregations in the South Sandwich Islands subarea in ... February 2000 it was observed that krill was present in non-aggregated and scattered forms, as well as in ... swarms. Differences between spatial distribution patterns of different krill aggregation forms in ... characteristics of some 2 400 krill swarms detected in the study area were sized acoustically and are described in ... . 9 (2002): 145–164 145 CHARACTERISTICS OF KRILL AGGREGATIONS IN THE SOUTH SANDWICH ISLANDS ... SUBAREA IN JANUARY–FEBRUARY 2000 S.M. Kasatkina , A.P. Malyshko, V.N. Shnar and O.A. Berezhinsky ... in non-aggregated and scattered forms, as well as in swarms. Differences between spatial ... distribution patterns of different krill aggregation forms in relation to water mass structure and dynamics ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 145–164 : Autor(es): Kasatkina, S.M., A.P. Malyshko, V.N. Shnar and O.A. Berezhinsky
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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 ... CCAMLR has expressed concerns about the impact of incidental catch in the krill fishery on some fish ... stocks, and recommended that those countries participating in the krill trawl fishery collect ... scientific data on fish by-catch. Japan ini- tiated on-board scientific observer activities in the 1989/90 ... that myctophid fish constituted an important part of small fish species caught inci- dentally in the ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 155–163 : Autor(es): Iwami, T., M. Naganobu, K. Taki and M. Kiyota
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Optimization of survey sampling design in the detection of interannual variability and prey size selectivity in the diet of penguins
Paper Title: Optimization of survey sampling design in the detection of interannual variability ... and prey size selectivity in the diet of penguins Abstract / Description: Based on the preliminary ... results of a survey of prey size in Adélie penguins, sampling designs intended for the detection of inter ... -annual variations in mean prey size and penguin size-related selectivity were analyzed in order to find ... WG-CEMP-90/9 OPTIMIZATION OF SURVEY SAMPLING DESIGN IN ... THE DETECTION OF INTERANNUAL VARIABILITY AND PREY SIZE SELECTIVITY IN THE DIET OF PENGUINS E ... . Marschoff and B. Gonzalez* Abstract Based on the preliminary results of a survey of prey size in Adelie ... penguins, sampling designs intended for the detection of interannual variations in mean prey size and ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 551–559 : Autor(es): Marschoff, E. and B. Gonzalez
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Age determination of Champsocephalus gunnari Lönnberg, 1905 (Channichthyidae) taken in the South Georgia area in 1990
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 ... -26 and 30-34 cm. Only vertebra samples (n =140) were used in age determination. Age groups from 1+ to ... 9+ were present in catches. Two peaks in size composition correspond with fish of the 1987 and 1985 ... GUNNARI LONNBERG, 1905 (CHANNICHTHYIDAE) TAKEN IN THE SOUTH GEORGIA AREA IN 1990 P.N. Kochkin ... * * Abstract In January/February 1990 the UK and the USSR conducted two research cruises using the vessels ... RV Hill Cove and RV Akademik Knipovich to study the status of the ChampsocephaZus gunnari stock in ... the South Georgia area. In February 1990 the size composition of catches taken by Akademik Knipovich ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 285–293 : Autor(es): Kochkin, P.N.
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Distribution and size of Antarctic krill (Euphausia superba Dana) in Polish commercial catches taken in the Atlantic sector of the Southern Ocean from 1997 to 1999
Paper Title: Distribution and size of Antarctic krill (Euphausia superba Dana) in Polish ... commercial catches taken in the Atlantic sector of the Southern Ocean from 1997 to 1999 Abstract ... / Description: The distribution and internal structure of commercial krill concentrations were investigated in ... the areas of the South Shetland, Elephant, South Georgia and South Orkney Islands in the spring and ... . 9 (2002): 83–105 83 DISTRIBUTION AND SIZE OF ANTARCTIC KRILL (EUPHAUSIA SUPERBA DANA) IN POLISH ... COMMERCIAL CATCHES TAKEN IN THE ATLANTIC SECTOR OF THE SOUTHERN OCEAN FROM 1997 TO 1999 E. Jackowski Sea ... distribution and internal structure of commercial krill concentrations were investigated in the areas of the ... South Shetland, Elephant, South Georgia and South Orkney Islands in the spring and summer from 1997 to ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 83–105 : Autor(es): Jackowski, E
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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 ... AGGREGATIONS IN THE FISHING GROUND OFF CORONATION ISLAND IN THE 1989/90 SEASON S.M. Kasatkina and V.I ... . Latogursky* * Abstract Distributional characteristics of kriU aggregations in the Coronation Island ... fishing ground were examined in relation to environmental factors, the biological condition of krill and ... were recorded in the Coronation Island area over the observation period. From November to February ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 49–73 : Autor(es): Kasatkina, S.M. and V.I. Latogursky
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Results of a longline survey on seamounts in the southeast Atlantic and in Subarea 48.6 and Division 58.4.4
Paper Title: Results of a longline survey on seamounts in the southeast Atlantic and in Subarea ... Antarctic Polar Front (Meteor Bank) and in the CCAMLR region (Shona and Spiess seamounts, the western slope ... the isobaths and in depths down to 1 500-2 000 m. Numerically, catches were dominated by Patagonian ... substantially in relation to seabed topography, species composition of catches, and relative abundance and size ... RESULTS OF A LONGLINE SURVEY ON SEAMOUNTS IN THE SOUTHEAST ATLANTIC AND IN CCAMLR SUBAREA 48.6 (ATLANTIC ... ) and in the CCAMLR region (Shona and Spiess seamounts, the western slope of Bouvet Island, Ob and Lena ... Banks). Samples were collected from longlines set perpendicularly to the isobaths and in depths down to ... . eleginoides comprised 20.502 tonnes (96%). The seamounts differed substantially in relation to seabed ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 99–116 : Autor(es): López Abellán, L.J. and J.F. González Jiménez
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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 ... (2003): 15–35 15 FISHING INTENSITY OF THE SOVIET FLEET IN KRILL FISHERIES IN THE SOUTHERN ATLANTIC ... the commercial fl eet on the krill population in different months during the 1987 to 1990 fi shing ... in the fi shing grounds – was assessed using data from 22 800 hauls. The results of this study ... Kasatkina and Ivanova 16 INTRODUCTION Antarctic krill (Euphausia superba) plays an important role in the ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 15–35 : Autor(es): Kasatkina, S.M. and V.F. Ivanova