Search results
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CPUEs, body length and greenness of Antarctic krill during 1987/88 season in the fishing ground north of Livingston Island
Paper Title: CPUEs, body length and greenness of Antarctic krill during 1987/88 season ... or not there was a marked change in two kinds of CPUEs, body length and greenness of krill during the fishing season ... , these parameters were examined for each 10-day period of the Japanese krill fishery in the northern waters ... of Livingston Island in the 1987/88 season. It appears that Japanese trawlers have not fished krill ... OF ANTARCTIC KRILL DURING 1987/88 SEASON IN THE FISHING GROUND NORTH OF LlVINGSTON ISLAND Y. Endo ... , body length and greenness of krill during the fishing season, these parameters were examined for each ... 1 a-day period of the Japanese krill fishery in the northern waters of Livingston Island in the 1987/88 ... season. It appears that Japanese trawlers have not fished krill concentrations to the extent ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 323–338 : Author(s): Endo, Y. and T. Ichii
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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 ... of the commercial fleet on the krill population in different months during the 1987 to 1990 fishing seasons within ... statistical theory of fishery systems developed at AtlantNIRO. The impact of the commercial fleet on the krill ... population – on biomass and the density of krill aggregated in the fishing grounds – was assessed using data ... (2003): 15–35 15 FISHING INTENSITY OF THE SOVIET FLEET IN KRILL FISHERIES IN THE SOUTHERN ATLANTIC ... of the commercial fl eet on the krill population in different months during the 1987 to 1990 fi shing seasons ... . The impact of the commercial fl eet on the krill population – on biomass and the density of krill aggregated ... that during periods of maximum fi shing intensity, the Soviet fi shing fl eet had no impact on the krill ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 15–35 : Author(s): Kasatkina, S.M. and V.F. Ivanova
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Estimating krill recruitment and its variability
Paper Title: Estimating krill recruitment and its variability Abstract / Description: A maximum ... likelihood method is developed for the decomposition of krill density-at-length data into the proportion ... rate for 1+ krill (the ratio of the number of krill aged one year to the number of krill aged one year ... for 2+ krill (the ratio of the number of two-year-old krill to the number aged two and above) from nine surveys ... CCAMLR Science, Vol. 1: 55-69 ESTIMATING KRILL ... of krill density-at-length data into the proportion of recruits in a population sampled by a net haul ... Ocean sectors of the Southern Ocean give a mean recruitment rate for l+ krill (the ratio of the number ... of krill aged one year to the number of krill aged one year and above) of 0.339 with a standard deviation ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 55–69 : Author(s): de la Mare, W.K
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By-catch of fishes captured by the krill fishing vessel Chiyo Maru No. 2 in Statistical Area 58 (January to March 1995)
Paper Title: By-catch of fishes captured by the krill fishing vessel Chiyo Maru ... of scientific observations conducted aboard the Japanese krill fishing vessel Chiyo Maru No. 2. Unfortunately ... are calculated from the delta distribution. In numbers, an average of about 14 fish were caught per tome of krill ... were caught per tonne of krill, and an average of about 2.2 kg of fish were caught per hour of towing ... OF FISHES CAPTURED BY THE KRILL FISHING VESSEL CHIYO MARU NO. 2 IN STATISTICAL AREA 58 (JANUARY TO MARCH ... observations conducted aboard the Japanese krill fishing vessel Ckiyo Maru No. 2. Unfortunately, Armstrong's ... from the delta distribution. In numbers, an average of about 14 fish were caught per tome of krill ... were caught per tonne of krill, and an average of about 2.2 kg of fish were caught per hour of towing ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 111–123 : Author(s): Watters, G
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Long-term monitoring of krill recruitment and abundance indices in the Elephant Island area (Antarctic Peninsula)
Paper Title: Long-term monitoring of krill recruitment and abundance indices in the Elephant ... Island area (Antarctic Peninsula) Abstract / Description: Krill distribution and density are reviewed ... variability of krill recruitment is confirmed by the present analysis. Results are compared for one- and two ... -year-old krill (R 1 and R 2 respectively). Statistically significant fluctuations in krill density over ... MONITORING OF KRILL RECRUITMENT AND ABUNDANCE INDICES IN THE ELEPHANT ISLAND AREA (ANTARCTIC PENINSULA ... Krill distribution and density are reviewed for the Elephant Island area with regard ... la Mare (1994a). The high interannual variability of krill recruitment is confirmed by the present ... significant fluctuations in krill density over the period 1977 to 1994 are also confirmed by this study using ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 19–35 : Author(s): Siegel, V., W. de la Mare and V. Loeb
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The role of fish as predators of krill (Euphausia superba) and other pelagic resources in the Southern Ocean (submitted to the 2008 Joint CCAMLR-IWC Workshop)
Paper Title: The role of fish as predators of krill (Euphausia superba) and other pelagic ... : Krill forms an important part of the diet of many Antarctic fish species. An understanding of the role ... of fish as krill predators in the Southern Ocean is critical to understanding how changes in fish ... in the region. First attempts to estimate the krill and pelagic food consumption by Antarctic demersal fish ... Science, Vol. 19 (2012): 115–169 115 THE ROLE OF FISH AS PREDATORS OF KRILL (EUPHAUSIA SUPERBA ... by demersal and mesopelagic fish and krill (Euphau sia superba), the key organism to many food webs ... , is considered as a network of dynamic systems centred around krill. There is considerable interannual ... ., 2006; Murphy et al., 2007a; Florindo et al., 2008). Abstract Krill forms an important part ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 115–169 : Author(s): Kock, K.-H., E. Barrera-Oro, M. Belchier, M.A. Collins, G. Duhamel, S. Hanchet, L. Pshenichnov, D. Welsford and R. Williams
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Location and intensity of the Soviet krill fishery in the Elephant Island area (South Shetland Islands), 1988/89
Paper Title: Location and intensity of the Soviet krill fishery in the Elephant Island area ... the Soviet krill fishery off Elephant Island (Subarea 48.1) between 59°-62°S and 53°-57°W during the period ... of Elephant Island) and start searching for krill concentrations; (ii) krill concentrations are fished ... of krill concentrations, calculated on the basis of vessel relocation, was from 9.7 to 11.1 km/day (11 ... KRILL FISHERY IN THE ELEPHANT ISLAND AREA (SOUTH SHETLAND ISLANDS), 1988/89 V.A. Sushin and A.S ... . Myskov* Abstract This paper analyses fine-scale data from the Soviet krill fishery off Elephant ... searching for krill concentrations; (ii) krill concentrations are fished and followed as they drift from ... or lost due to storms and other factors. The velocity of the northeast drift of krill concentrations ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 305–335 : Author(s): Sushin, V.A. and A.S. Myskov
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Determination of Antarctic krill acoustic back-scattering cross-section
Paper Title: Determination of Antarctic krill acoustic back-scattering cross-section Abstract ... / Description: When determining the density krill of concentrations it is necessary to know the acoustic cross ... -section of back-scattering of krill. The target strength can be determined in situ by measuring the echo ... to determine the acoustic cross-section of the back-scattering of krill. By experiments, the authors have ... KRILL ACOUSTIC BACK-SCATTERING CROSS-SECTION V.A. Protaschuk and T.A. Lukashova (U.S.S.R.) Abstract ... When determining the density krill of concentrations it is necessary to know the acoustic cross ... -section of back-scattering of krill. The target strength can be determined in situ by measuring the echo ... to determine the acoustic cross-section of the back-scattering of krill. By experiments, the author~ have ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 141-152 : Author(s): Protaschuk, V.A. and T.A. Lukashova
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Commercial krill fisheries in the Antarctic, 1973 to 1988
Paper Title: Commercial krill fisheries in the Antarctic, 1973 to 1988 Abstract / Description ... ) are used to discern observable trends in catch and effort for the Antarctic krill (Euphausia superba ... ) fishery between 1972/73 and 1987/88. The annual krill catch rose gradually to a peak of some 500 000 ... thereafter. In terms of both catch and effort the Soviet and Japanese krill fisheries in Subareas 48.1, 48.2 ... SC-CAMLR-VII1I8G/11 COMMERCIAL KRILL FISHERIES ... and effort for the Antarctic krill (Euphausia superba) fishery between 1972/73 and 1987/88. The annual ... krill catch rose gradually to a peak of some 500 000 tonnes in 1981/82 before dropping to a low level ... the Soviet and Japanese krill fisheries in Subareas 48.1, 48.2 and 48.3 prevail in the CCAMLR Convention ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 229–281 : Author(s): Miller, D.G.M.
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The utilization of seabird censuses for krill monitoring
Paper Title: The utilization of seabird censuses for krill monitoring Abstract / Description ... : The possibility of using bird observations made at sea as a means of monitoring krill in the Antarctic Ocean ... is explored. No variation source directly linked with krill was identified by means of correspondence analysis ... of detecting changes in bird abundance and/or species composition, associated with three levels of krill ... - 393 - THE UTILIZATION OF SEABIRD CENSUSES FOR KRILL ... /9 The possibility of using bird observations made at sea as a means of monitoring krill in the Antarctic ocean ... is explored. No variation source directly linked with krill was identified by means of correspondence ... of detecting changes in bird abundance and/or species composition, associated with three levels of krill ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 393-425 : Author(s): Marschoff, E.R., J.G. Visbeek and L.R. Fontana