Search results
-
The fishery for Patagonotothen brevicauda guntheri in CCAMLR Subarea 48.3
; Parkes et al., 1989 and 1990). The catches from South Georgia that are reported to be of P.b. guntheri ... frequency distribution of P.b. guntheri at Shag Rocks from the UK survey in ; 1990 (Parkes et al., 1990 ... of D. eleginoides at Shag Rocks from the UK survey in· 1990 (Parkes et al., 1990). 281 Tableau 1: Tableau ... britannique de 1990 (Parkes et al., 1990). Distribution de frequences de tailles de D. eleginoides aux 110ts ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 275–283 : Author(s): Everson, I. and C. Mitchell
-
Target strengths of krill at 136 and 20 kHz
, this question is still far from fully understood. The most recent works of Foote et al., 1990 have identified ... ; Kalinowski et al., 1980; Yudanov, 1986; Foote et al., 1990). Since TS of shrimps (and laill) do not greatly ... 3 to 5 dB higher than those obtained by Foote (Foote et al., 1990) for krill30 to 39 mm in length. TS ... but higher than those presented by Foote et al. (1990). The low technical level of equipment used ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 141–157 : Author(s): Kasatkina, S.M.
-
Otolith and body size relationships in bigeye grenadier (Macrourus holotrachys) in CCAMLR Subarea 48.3
catch by weight in these fi sheries (van Wijk et al., 2000). In other fi sheries ... of the genus Macrourus occur in the diet of D. eleginoides (Garcia de la Rosa et al., 1997; Goldsworthy et al ... (Xavier et al., 2002). It is likely that within the Southern Ocean ecosystem, as elsewhere, macrourids ... and fi sh size is established (Everson et al., 1999). Existing information on otolith size/fi sh size ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 133–143 : Author(s): Morley, S. and M. Belchier
-
Modelling variability and estimating power to detect change in Adélie penguin fledgling weights
каждый год в одно время без существенного Emmerson et al. 192 introduction Fledgling weight is one ... a parameter (sampling variation) (Thompson et al., 1998). In the case of penguin fledgling weights, several ... -year variability (Emmerson et al., 2003). Within- and between-year variability are the most ... 250 373 226 160 1109 Emmerson et al. 194 yij = A + Si + (B + si)xij + eij for i = 1,2 ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 191–200 : Author(s): Emmerson, L.M., C. Southwell and J. Clarke
-
Estimation of krill (Euphausia superba) mortality and production rate in the Antarctic Peninsula region
in principal (Ettershank, 1984 and 1985; Siegel, 1986 and 1987; Rosenberg et al., 1986; Hosie et al., 1988 ... ) and Pommeranz et al. (1982). Plankton samples were preserved in 4% buffered formalin seawater solution. Krill ... by a single observer to avoid methodologically biased differences in length frequency data (Watkins et al ... with constant time intervals (Sparre et al., 1989) In C(tl,t2) = g - Zt Figure 4 shows the linearized catch ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 159–176 : Author(s): Siegel, V.
-
Estimation of natural mortality for the Patagonian toothfish at Heard and McDonald Islands using catch-at-age and aged mark-recapture data from the main trawl ground
: 02candy-et-al.pdf ... and the age-at-maturity ogive. The integrated assessments using CASAL (Bull et al., 2005) of Patagonian ... toothfish (Dissostichus eleginoides) for South Georgia (Subarea 48.3) (Hillary et al., 2006) and Heard ... y–1 in Hillary et al. (2006) was based on Beverton-Holt invariants. The estimate of M used for the Antarctic ... Sea fishery using the Chapman- Robson estimator (Dunn et al., 2006). A recent update of the HIMI ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 29–45 : Author(s): Candy, S.G., D.C. Welsford, T. Lamb, J.J. Verdouw and J.J. Hutchins
-
Fish stock assessment survey in Subarea 48.3
that this decline may be due to either a massed migration or high mortality. File: 03-Everson-et-al.pdf ... of previous years (Parkes et al., 1990) with a series of randomly located trawl stations down to a depth ... (Parkes et al., 1989) in 1989 was used, full net drawings with nominal mesh sizes are given in Figure ... ). There is no distinct mode for fish >25 cm as there was in last year's survey (Parkes et al., 1990). By contrast ... % of the population are sexually mature, Lso, has been derived from the logistic equation used in Everson et al ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 25–67 : Author(s): Everson, I., G. Parkes, K.-H. Kock, S. Campbell, Z. Cielniaszek and J. Szlakowski
-
Joinville–D’Urville Islands (Subarea 48.1) – a former fishing ground for the spiny icefish (Chaenodraco wilsoni), at the tip of the Antarctic Peninsula – revisited
01kock et al joinville-durville proof for pdf.indd ... Joinville–D’Urville en février 2002. Kock et al. 2 Cinq chalutages ont été effectués le 21 février ... (Jones et al., 2001). Absolute fecundity was esti- mated by weighing all oocytes and a subsample ... 9 an d 1 98 5 w er e in co m pl et e. Kock et al. 6 mean lengths of 28 cm in January and 28.6 ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 1–20 : Author(s): Kock, K.-H., L. Pshenichnov, C.D. Jones, K. Shust, K.E. Skora and Zh.A. Frolkina
-
Investigation of bias in the mark–recapture estimate of toothfish population size at South Georgia
surestimait ou sous-estimait (respectivement) la taille réelle de la population. Calibré Agnew et al. 48 ... by Agnew et al. (2004), Agnew and Kirkwood (2004) and Hillary et al. (2006) have used a modified Petersen ... with other toothfish popula- tions thus far examined (e.g. Heard Island, (Tuck et al., 2003)), the majority ... of toothfish typically move only 20–30 km each year (Marlow et al., 2003). This paper investigates ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 47–63 : Author(s): Agnew, D.J., G.P. Kirkwood, J. Pearce and J. Clark
-
Problems of population age structure determination of Euphausia superba Dana using an example from the Antarctic Peninsula area and adjacent waters
@e - 234 - Hccne~OBaHHH aHTapKTHqeCKOrO KpHnH (Sarhaghe et al., 1978, Ja- zdzewski et al., 1978, MaKapoB ... , 1979, Wolnomiejski et al., 1982, reprnaHOBHq, nrooHMoBa, 1983, Guzman, 1983, Hempel"1983, Raku- sa ... , Wolnomeiski et al., 1982, KOSJIOB H ~., 1983). 9TH ~aHH@e 'tIaCTH'tIHO npe~CTaBJIeH@ B TaoJI.1, r~e Bce ... , 1980, 1983, Kock a.Stein, 1977, 1978, Jazdzewski et al., 1978, Nast, 1982, Siegel, 1982, ,1986 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 227-270 : Author(s): Spiridonov, V.A.