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Some thoughts on precautionary measures for the krill fishery
(1972) 64 Laws (1984) Seals (1982) 128 Laws (1984) Birds 33 Croxall(1984) Squid (1 OO?) Everson (1977 ... monitoring parameters such as growth rates, foraging trip duration, meal size etc. Furthermore, the ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 1–11 : Автор(ы): Everson, I. and W.K. de la Mare
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CPUEs, body length and greenness of Antarctic krill during 1987/88 season in the fishing ground north of Livingston Island
.-. ... .;..J 64 ,ij' I I 65 W 50 60 58S~~------------~I------------~------------~ 55 THE MIDDLE TEN ... Figure 2a: Trawling positions of Japanese trawlers in the first and middle 10 days of January in the ... _______ 6,O ______ 5,5,--______ 5--,0 58 5 1 1 60 62 64 THE MIDDLE TEN DAYS OF FEB. '88 ... trawlers in the middle and last 10 days of February in the 1987/88 season. 330 58S~6~5_W ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 323–338 : Автор(ы): Endo, Y. and T. Ichii
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Survey design to estimate krill abundance during FIBEX
information indicated that krill would be distributed northwards from the pack ice zone (Marr 1962 ... Reports 36: 96-156. 258 MARR, J.W.S. 1962. The natural history and geography of the Antarctic Krill ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 253–263 : Автор(ы): Everson, I., I. Hampton and G.M. Jolly
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Interactions of Patagonian toothfish fisheries with killer and sperm whales in the Crozet Islands Exclusive Economic Zone: an assessment of depredation levels and insights on possible mitigation strategies
Patagonian toothfish were lost due to depredation by killer whales and both killer and sperm whales. Killer ... Patagonian toothfish were lost due to depredation by killer whales and both killer and sperm whales. Killer ... hooks can be lost while underwater, because of entanglement during setting, or entanglement or drag on ... reduction in the presence of ceta- ceans. To provide an estimate of the amount of toothfish lost to ... cell c. To obtain the amount of toothfish lost to depre- dation in each cell (Bloss c), the mean loss ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 179–195 : Автор(ы): Tixier, P., N. Gasco, G. Duhamel, M. Viviant, M. Authier and C. Guinet
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Estimating unaccounted fishing mortality in the Ross Sea region and Amundsen Sea (CCAMLR Subareas 88.1 and 88.2) bottom longline fisheries targeting Antarctic toothfish
unaccounted fishing mortality from lost lines in these fisheries is provided. These estimates suggest that on ... in stock assessments (SC-CAMLR, 2007a; Dunn and Hanchet, 2009; Mormede et al., 2011a, 2011b). Lost ... caused by lost fishing gear. Any longline gear that is baited and set, but not successfully retrieved ... Subarea 88.2, bottom longline gear is most often lost due to interactions of downlines (lines connecting ... .). The fate of fish hooked on lost lines is unknown. Lost gear is currently reported in order to evalu ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 17–30 : Автор(ы): Webber, D.N. and S.J. Parker
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Status of the Polish FIBEX acoustic data from the West Atlantic
, minimum net densities were actually present by the middle of March (Siegel, 1988), therefore it is ... (eastern shelf) and 92 g m-2 (western shelf) north of the South Shetland Islands (Trathan et al., 1992 ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 125–132 : Автор(ы): Trathan, P.N., J. Kalinowski and I. Everson
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Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia
eastern side of South Georgia were smaller than the others because the 1 000 m con- tour is trending ... would have died of natural mortality, X, is given by X = smallest integer greater than (1 – exp(–M ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Автор(ы): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark
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A preliminary investigation of the possible effects of rhizocephalan parasitism on the management of the crab fishery around South Georgia
INTRODUCTION The first fishing trip targeting crabs in Subarea 48.3, by the FV Pro Surveyor, presented in ... information and only a single fishing trip, indicate that very few infected animals are found above the ... where the externa have been lost (Sloan, 1984). This suggests that, at least in some cases, the ... on prevalence from Subarea 48.3 is based on a single trip covering a small area (less than 220 n ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 175–192 : Автор(ы): Basson, M
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Hook selectivity in the longline fishery of Dissostichus eleginoides (Nototheniidae) off the Chilean coast
(Gonzalez, 1962). In the late sixties, Pavez et al. (1968) designed a special longline gear to be used at ... Africa. pp. 286-287. GONZALEZ, G.O. 1962. Pesca experimental con espinel de profundidad. Memoria de ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 107–119 : Автор(ы): Moreno, C.A.
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The error of the biomass estimate as a function of survey parameters and the statistics of a density field of krill aggregations
independent experiments (see, for example, Venttsel, 1962). In the other limiting cese which seemB to be ... . 1962. Cal~ulus of pro~abilitie8. State pub- lishing house of physics and mathematics lite- rature ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 213-228 : Автор(ы): Kizner, Z.I.
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