Search results
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Status of the krill stock around Elephant Island in 1991/92 and 1992/93
the austral summers of 1991/92 and 1992/93 are described and compared with information from previous years ... distributions and maturity stage composition reflected relatively good year class success from the 1990/91 ... spawning season but poor success from 1991/92. Year class success from these and other years appears ... the austral summers of 1991/92 and 1992/93 are described and compared with information from previous years ... of the previous year's spawn. Substantial proportions of juveniles and krill lengths <30 mm in 1992 (Figures ... ---20---30---40---50---60---70---80---90---~00 ST-3 3 - ST-5 - 0 ST-30 7 ST-4 9 ST-46 ST-61 ST ... (Dlink/Dmax)*100 Variable 1---10---20---30---40---50---60---70---80---90---100 (b) ST-1 - ST-2 ST-48 ... 20 25 30 35 40 45 50 55 6 0 Total Length (mm) Frequency % j 4 1 Frequency ...
Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 7–33 : Author(s): Loeb, V. and V. Siegel
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Preliminary results of investigations of the Federal Republic of Germany on Notothenia rossii marmorata (Fischer, 1885) in January/February 1985
to rebuild the stock around South Georgia might be successful. Although reported catches in recent years have ... years have been low, N. rossii around South Georgia is still largely affected by the fishery. Stock size ... around South Georgia might be successful. Although reported catches in recent years have been low ... B HHBape-¢eBpane 1985 r. c HHC "BanbTep XepBHr" Cb8MKa ,IJ;OHHhlM TpanoM HCilOJib- 30Banacn ,IJ;JIH cOopa ... with a sr.1211 meshed liner of 20 mm (figs. 1,2). Total length of the spcci.mcn.s wDi:; 1nec1sured to Ll1e ... to Lhe east and southeast of the island where yields varied beLween 2 and 5100 kg/30 min. 'Ihe besL ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 33-57 : Author(s): Kock, K.-H.
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The Soviet krill fishery in the Atlantic Sector of the Antarctic from 1977 to 1991: fishing effort distribution and interannual patterns
0 0 0 0 0 0 0 91 7 1. 8 R T M S 92 86 30 4 39 6 20 6 20 2 11 6 89 31 7 49 9 48 4 99 ... fi shery conditions from 1986 to 1990. 0 5 10 15 20 25 30 ... 3–4 4–5 5–6 6–7 7–8 8–9 10–11 11–12 12–13 13–14 14–15 15–16 Krill catches (tonnes/hour) Fr eq ue nc y (% ) 30 25 20 ... in the 15-year period from January 1977 to December 1991, the period during which the Soviet krill fi ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 1–13 : Author(s): Litvinov, F.F., V.A. Sushin, G.A. Chernega and O.A. Berezhinsky
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Quantification of Southern Ocean phytoplankton biomass and primary productivity via satellite observations and biogeochemical models (submitted to the 2008 Joint CCAMLR-IWC Workshop)
of mmolC m–2 or mgC m–2 per unit time (day or year). In this review, the term ‘model’ is reserved ... (euphotic zone depth). Dirr can be accurately calculated based on location and day of year, Copt can ... , the marginal ice zone and open-ocean fronts. Their one-year time series of productivity confirmed that while ... number they calculated (based only on one year of data, 1997/98) was in their combined Weddell– Ross Sea ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 247–265 : Author(s): P.G. Strutton, N.S. Lovenduski, M. Mongin and R. Matear
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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)
to be considered when evaluating patterns that have emerged in Southern Ocean ecosystems in the course of the 20 ... emerged in Southern Ocean ecosystems in the course of the 20th century. As a first step towards ... and the large baleen whales in the first 80 years of the 20th century (the so called ‘krill surplus hypothesis ... span of typically 10–20 years (Kock et al., 1985; La Mesa et al., 2000) with the exception of the two ... for the split-years (1 July to 30 June) 1975/76 and 1977/78 (Table 5). Biomass estimates of C. gunnari were ... is by no means a pristine environ- ment. Human exploitation of the Southern Ocean started some 225 years ago ...
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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Temporal variability and the interrelationships between CEMP parameters collected on Adélie penguins at Béchervaise Island
examined for Adélie penguins over a period of 12 years. Data were collected from 1990/91 to 2001/02 ... while other parameters, such as arrival counts and incubating nest counts, are more stable between years ... and the interrelationships between these parameters were examined for Adélie penguins over a period of 12 years. Data ... , such as arrival counts and incubating nest counts, are more stable between years. The low degree of correlation ... / 19 90 14 / 11 / 19 90 17 / 11 / 19 90 30 / 11 / 19 90 05 / 12 / 19 90 20 ... / 19 92 20 / 11 / 19 92 04 / 12 / 19 92 07 / 12 / 19 92 30 / 12 / 19 92 26 ... / 19 97 14 / 11 / 19 97 16 / 11 / 19 97 30 / 11 / 19 97 03 / 12 / 19 97 20 ... / 20 00 17 / 11 / 20 00 02 / 12 / 20 00 04 / 12 / 20 00 04 / 01 / 20 01 30 ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 75–90 : Author(s): Emmerson, L.M., J. Clarke, K.R. Kerry and C. Southwell
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A compilation of parameters for ecosystem dynamics models of the Scotia Sea – Antarctic Peninsula region
breeding adult per year. Derived krill demand estimates are for the adult portion of the relevant ... , 2005). A subset of output was used. This covered the model domain 45º–75ºS 100º–20ºW and the upper ... velocity fi eld was calculated over a 19-year run of this model (1985 to 2003). Prior to use ... and mortality rate (Table 9). In addition, a substantial proportion of adult females do not breed each year ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 1–25 : Author(s): Hill, S.L., K. Reid, S.E. Thorpe, J. Hinke and G.M. Watters
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The CCAMLR-2000 Krill Synoptic Survey: a description of the rationale and design
. Full analysis of the results of the CCAMLR-2000 Survey will take several years and will result ... . Full analysis of the results of the CCAMLR-2000 Survey will take several years and will result ... analysis of the results of the CCAMLR-2000 Survey will take several years and will result in a significant ... Eastern Scotia Sea 62'5, 40°W 0" 49"s 62"s 56"W 20°W Antarctic Peninsula 65"S, 50°W 330" 52"s 68"s 79 ... Sea WGS84 Metres 54"30'S 59"30fS 40°W 62"W 0, 0 Antarctic Peninsula WGS84 Metres 59'30's 64'30'5 50 ... 30.00 6.25 4.50 15.75 17.50 South Georgia2 29.25 0.75 6.50 9.25 17.50 South Orkney Islands2 7.75 18.25 ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 1–23 : Author(s): Trathan, P.N., J.L. Watkins, A.W.A. Murray, A.S. Brierley, I. Everson, C. Goss, J. Priddle, K. Reid, P. Ward, R. Hewitt, D. Demer, M. Naganobu, S. Kawaguchi, V. Sushin, S.M. Kasatkina, S. Hedley, S. Kim and T. Pauly
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Age determination of Notothenia gibberifrons from the South Shetland Islands, Antarctic Peninsula subarea (Subarea 48.1)
scale readings gave a result of one year more. This could arise from the difficulty in differentiating ... in 19 Potter Cove specimens. In some cases scale readings gave a result of one year more. This could ... .4-33.9 32.13 3 31-31.6 31.2 5 30.1-33.2 32 30.4-38 34.2 32.5 + 46 +9 + 20 >-' Ut Ul Table ... 20.5 20 20.2 21.7 21 25.7 25.6 25.8 25.5 25.6 27.1 22.3 29.5 29.1 29.5 29.6 29.5 30.6 23.2 20 ... 16 18 20 22 24 26 28 30 32 34 36 38 TOTAL LENGTH (cm) Figure 3: Distribution of length frequencies ... compared in 19 Potter Cove specimens. In some cases scale readings gave a result of one year more ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 143-160 : Author(s): Barrera-Oro, E.
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Protecting young fish and spawning aggregations of Champsocephalus gunnari in Subarea 48.3 (South Georgia): a review
CCAMLR 'fishin year' would begin on 1 December of each year and end on 30 November of the fc%owing year ... 0 HOBbIX CpOKaX 72lKPbITOTO Ce30Ha - C 1 M a p T a no 3 1 MaR. Resumen Se consider6 la necesidad de ... ) for many years. Despite the lack of recent data, there is evidence from the earlier period ... following the introduction in 1998 of a new CCAMLR 'fishing year' (CCAMLR, 1998, paragraphs 9.1 and 9.2 ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 75–86 : Author(s): Parkes, G.B