Search results
-
Evaluating the impact of multi-year research catch limits on overfished toothfish populations
significantly delay recovery of depleted fish stocks (Hammer et al., 2010; Murawski, 2010; Wieden- mann ... to a level where the productivity of the stock is compromised (see Constable et al. (2000 ... et al., 2007). An S-R relationship remains to be estimated from empirical data for any toothfish ... al. (2008) and Welsford et al. (2009) for BANZARE Bank (Division 58.4.3b). Further, where feasible ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 47–55 : Author(s): Welsford, D.C
-
An index of per capita recruitment
; Loeb et al., 1997). These hypotheses are supported by evidence for multi- year coherence among ... these observations (Siege1 et al., 1998) has been used in studies that attempt to identify the factors that control ... the natural mortality (M) of krill was between 0.88 and 0.96 from catch-at-age data. Priddle et al. (1988 ... distributions obtained from sampling in the South Shetland Islands (Loeb et al., 1997), was used to generate ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 179–196 : Author(s): Hewitt, R
-
Sensitivity analysis for parameters of predatory species CCAMLR Ecosystem Monitoring Program
available in this respect (see Croxall et al., 1988) and should be considered as future monitoring ... , dans la baie de Prydz, pendant les saisons de reproduction 1987/88 et 1988/89. Les donnees se ... rapportant aux parametres suivants ont ete analysees: • poids des adultes a I'arrivee aux colonies de ... de la reproduction; et • poids des jeunes a la premiere mue. Pe3IOMe B OTBeT Ha npocb6y HayqHOrO ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 411–432 : Author(s): Whitehead, M.D.
-
Some specific features of the USSR krill fishery and possibilities of applying fishery statistics to studies of krill biology and stocks
-Dolzhenkov-et-al.pdf ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 237–252 : Author(s): Dolzhenkov, V.N., T.G. Lubimova, R.R. Makarov, S.S. Parfenovich and V.A. Spiridonov
-
Survey design to estimate krill abundance during FIBEX
for the analyses are also presented File: 05-Everson-et-al.pdf ... pour estimer I'abondance du krill ainsi que la collecte des donnees sur la taille, la densite et la ... distribution des essaims de krill. En sus, des informations ont ete recueillies sur la temperature de I'eau de ... surface, la salinite et la fluorescence ainsi que sur les oiseaux de mer. La zone d'etude a ete ... subdivisee en plusieurs sous-zones geographiques distinctes, dans chacune desquelles des transects ont ete ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 253–263 : Author(s): Everson, I., I. Hampton and G.M. Jolly
-
Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia
facteurs enviromementaux) doit Stre prkservee. Agnew et al. B Qespane 1999 ... of each event. Agnew et al. Emphasis was therefore placed on species most vulnerable to capture ... et al. Table 2: Environmental conditions during setting operations. Table 3: Observations made ... present at the start and at the end of setting. Agnew et al. Table 4: Bird by-catch rates ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Author(s): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes
-
Marine debris and fishing gear associated with seabirds at sub-Antarctic Marion island, 1996/97 and 1997/98: in relation to longline fishing activity
well documented (e.g. Brothers, 1991; Cherel and Weimerskirch, 1996; Ryan et al., 1997 ... (Polacheck and Tuck 1995; Weimerskirch et al., 1997). However, more recently the development of longline ... -Antarctic islands is cause for concern (e.g. Ashford et al., 1995; Croxall and Prince, 1996). Both ... Zone (EEZ) around Marion Island (46"55'S, 37'45'E) began during the spring of 1996 (Ryan et al., 1997 ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 85–96 : Author(s): Nel, D.C. and J.L. Nel
-
Results of a longline survey on seamounts in the southeast Atlantic and in Subarea 48.6 and Division 58.4.4
the presence of D. eleginoides was uncertain (Moreno et al., 1997). The survey followed the recommen- dations ... , for example, the diversity reported from the Kerguelen Islands (Duhamel et al., 1997), although ... ; Moreno et al., 1997). In addition, changes in topography, such as at the shelf break, produced changes ... did not determine whether the sex ratio fluctuated over a 12-month period. Moreno et al. (1996 ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 99–116 : Author(s): López Abellán, L.J. and J.F. González Jiménez
-
Champsocephalus gunnari stock status in the South Georgia area
ages et I'effort de peche de 1976/77 -1987/88 ont ete utilisees pour analyser I'etat du stock et les ... TAC de C. gunnari. Des estimations du stock ont ete obtenues en utilisant VPA avec les variations ... suivantes: F moyen, methodes Gamma, la methode de Pope et Shepherd, utilisant la regression de F sur ... I'effort de peche et la methode de F moyen pondere. Pour 1986/87, les valeurs obtenues par les ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 1-18 : Author(s): Borodin, R. and P. Kochkin
-
Distribution of the Soviet krill fishing fleet in the South Orkneys area (Subarea 48.2) during 1989/90
. SC-CAMLR, 1994; Murphy et al., 1997). The relative stability of the fishing ground is thought ... features were also found, while Murphy et al. (1997) and Trathan et al. (1998) highlighted similar ... water transport and krill flux within Subarea 48.2 (e.g. Makarov, 1996; Kasatkina et al., 1997). If we ... de 3,2 tonnes/heure et des niveaux maximum en fevrier (9,6 tonnes/heure) et en mars (11,O tonnes ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 51–62 : Author(s): Sushin, V.A