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Antarctic krill and ecosystem management – from Seattle to Siena
over 500 000 tonnes in 1982 and a total of 6.1 million tonnes being taken between 1973 and 2001 ... required that: (i) harvested populations should be assessed and monitored; (ii) ecological interactions ... of MSY arises from the need to account for interactions between exploited stocks and other species ... interactions are not only relevant to species at similar or lower trophic levels (i.e. ‘related species ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 175–212 : Автор(ы): Miller, D.G.M
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A review of the diet and at-sea distribution of penguins breeding within the CAMLR Convention Area (submitted to the 2008 Joint CCAMLR-IWC Workshop)
success when compared to unencumbered control birds (Ballard et al., 2001; Hull, 1997; Ropert-Coudert ... et al., 2000b, 2007a, 2007b; Taylor et al., 2001). A number of technologies to study penguin ... oesophagus that detect drops in temperature when cold prey items are ingested (Charrassin et al., 2001 ... the Weddell–Scotia Sea conflu- ence in July–August 1988. Of diet by mass, 99% comprised squid: 48% P ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 75–114 : Автор(ы): Ratcliffe, N. and P. Trathan
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A first step towards modelling the krill–predator dynamics of the Antarctic ecosystem
objective of the study is to determine whether predator–prey interactions alone can broadly explain observed ... interactions alone can broadly explain observed population trends without the need for recourse to ... interactions prédateurs–proies peuvent expliquer les tendances des populations observées sans que l’on ait ... taken between 1973 and 2001 (Miller, 2002). The fishery has been stable for the past nine years with ... the catch in 2002 being 98 414 tonnes (SC-CAMLR, 2001). This level is not considered excessive ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 217–277 : Автор(ы): Mori, M. and D.S. Butterworth
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Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects
, and the incorporation of random effects for vessels and YEAR interactions in the linear predictor of ... ; Diggle et al., 1994). Interactions between YEAR and other factors must be averaged out of the linear ... relative abundance for the fi sh- ery. This averaging operation is straightforward if these interactions ... extended quasi-deviance (see equation (3.1) of Lee and Nelder, 2001) for equation (8) that extends the ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Автор(ы): Candy, S.G
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Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area
from studies of predator- prey interactions between P. bransfieldensis and inshore demersal fish of ... conducted near Elephant Island in late autumn/winter 1986. Archive of Fishery and Marine Research, 42 (1 ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Автор(ы): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux
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A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across the Scotia Sea and in small-scale management units from the CCAMLR-2000 Survey
The CCAMLR 2000 Krill Synoptic Survey of Area 48 (CCAMLR-2000 Survey) (Trathan et al., 2001; Hewitt ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 97–116 : Автор(ы): Heywood, B.G., A.S. Brierley and S.F. Gull
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CCAMLR ecosystem monitoring and management: future work
), Mangel and Switzer (1998) and Constable (2001) – although such modelling was also undertaken for the ... monitoring and management: future work these models will not incorporate all interactions amongst all ... on the major species (see Yodzis, 2001 for review). Scales of Monitoring and Management for a ... Krill Fishery The issue of scales of interactions of different species with each other, with the ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Автор(ы): Constable, A.J
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Otolith microstructure of juvenile mackerel icefish (Champsocephalus gunnari) (Channichthyidae) in the South Georgia area
2001/02 year class lasted four months. This was estimated based on a retrospective count of daily ... 500 days (TL 13.1 cm). The pelagic stage of egg incubation development for fi sh of the 2001/02 year ... de la classe d'âge de 2001/02 a duré 4 mois. Cette estimation est fondée sur le comptage ... см). Пелагическая стадия инкубационного периода развития икры для рыбы годового класса 2001/02 г ... ; Lisovenko, 1982; Frolkina, 1989, 1999, 2001, 2002) has demonstrated that fi sh with gonads at stages II ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 173–181 : Автор(ы): Shcherbich, L.V
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Intra-annual variability in the density of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ estimates of krill density
moorings (Reid and Brierley, 2001). It has been shown previously (Reid and Brierley, 2001) that sizes of ... may occur against the predominately low winter signal (e.g. July–August in 2005) (Figure 2), and ... physical interactions operating at various scales throughout the Scotia Sea (Murphy et al., 1998) and ... . Ser. Everson, I. 1984. Marine interactions. In: Laws, R.M. (Ed.). Antarctic Ecology, 2. Academic ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 27–41 : Автор(ы): Saunders, R.A., A.S. Brierley, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein and D.G. Bone
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A review of the effectiveness of streamer lines as a seabird by-catch mitigation technique in longline fisheries and CCAMLR streamer line requirements
effective at reducing sea- bird attacks and mortality than a single streamer line (Melvin et al., 2001 ... ; Fenaughty, 2001; Smith, 2001). Based on these observations, the CCAMLR ad hoc Working Group on Incidental ... (Melvin and Robertson, 2001). Streamer line designs in current use stem from the best efforts and anec ... , the diving ability and competitive interactions of individual species within that assemblage, fi ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 189–201 : Автор(ы): Melvin, E.F., B. Sullivan, G. Robertson and B. Wienecke
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