Search results
-
Antarctic krill and ecosystem management – from Seattle to Siena
000 tonnes in 1982 and a total of 6.1 million tonnes being taken between 1973 and 2001 (Figure ... should be assessed and monitored; (ii) ecological interactions between harvested and other species ... 2), an additional defi ciency in the application of MSY arises from the need to account for interactions between ... , 1986b). Thus, krill interactions are not only relevant to species at similar or lower trophic levels ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 175–212 : Author(s): Miller, D.G.M
-
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)
(Ballard et al., 2001; Hull, 1997; Ropert-Coudert et al., 2000b, 2007a, 2007b; Taylor et al., 2001 ... drops in temperature when cold prey items are ingested (Charrassin et al., 2001; Pütz et al., 1998 ... in the Weddell Sea in March 1986, and eight at the Weddell–Scotia Sea conflu- ence in July–August 1988. Of diet ... from the Amanda Bay colony from August to October 1984. They were analysed in terms of frequency ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 75–114 : Author(s): Ratcliffe, N. and P. Trathan
-
An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia
operations for Dissostichus eleginoides off South Georgia were assessed for interactions with seabirds ... Longlining operations for Dissostichus eleginoides off South Georgia were assessed for interactions ... Longlining operations for Dissostichus eleginoides off South Georgia were assessed for interactions ... palangre de Dissostichus eleginoides au large de la Georgie du Sud dans le but de determiner l'interaction ... on the Conservation of Antarctic Marine Living Resources (CCAMLR), seabird interactions with the toothfish fishery ... ). In the following year, CCAMLR-designated observers reported extensive interactions of the fishery with seabirds ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Author(s): Ashford, J.R. and J.P. Croxall
-
Modelling catch and effort data using generalised linear models, the Tweedie distribution, random vessel effects and random stratum-by-year effects
of an area stratum by fishing year interaction as an additional random effect in the GLMM is investigated ... . Fitting the stratum-by-year interaction as a fixed effect is problematic since it requires weighting ... -by-year interaction as a random effect avoids this difficulty, and diagnostic methods to evaluate ... the validity of considering this interaction as random are described. The methods are demonstrated using catch ... by fi shing year interaction as an additional random effect in the GLMM is investigated. Fitting ... the stratum-by-year interaction as a fi xed effect is problematic since it requires weighting ... -by-year interaction as a random effect avoids this diffi culty, and diagnostic methods to evaluate ... the validity of considering this interaction as random are described. The methods are demonstrated using catch ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 59–80 : Author(s): Candy, S.G
-
Movement and growth of tagged Dissostichus eleginoides around South Georgia and Shag Rocks (Subarea 48.3)
pot fishing in 2000 and 2001, and have been at liberty from one to two years. Four fish were tagged ... at that latitude in 2001. File: 07marlow-etal.pdf ... recaptured to date were tagged and released during experimental pot fishing in 2000 and 2001, and have been ... tagging carried out on a toothfish pot vessel in international waters at that latitude in 2001. ... and released during experimental pot fi shing in 2000 and 2001, and have been at liberty from one to two years ... on a toothfi sh pot vessel in international waters at that latitude in 2001. Résumé En 2000, le Royaume-Uni ... 2000 et 2001 et étaient donc en liberté depuis un ou deux ans. Quatre poissons ont été marqués et ... en eaux internationales à cette latitude en 2001. Резюме В 2000 г. Соединенное Королевство ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 101–111 : Author(s): Marlow, T.R., D.J. Agnew, M.G. Purves and I. Everson
-
Attribtuion of acoustic echoes to squid in the south Atlantic
. Their intensity TS values have been cited in Table 3 to allow comparison with earlier peak-based measurements ... , A.F., P.N. Trathan, C. Yau and P.G. Rodhouse. 1997. Interactions between oceanography, ecology ... : satellite-tracked predators locate pelagic trophic interactions. Mar. Ecol. Prog. Ser., 136: 37-50. Roe ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 259–271 : Author(s): Goss, C., P. Rodhouse, J.L. Watkins and A.S. Brierley
-
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
of Area 48 (CCAMLR-2000 Survey) (Trathan et al., 2001; Hewitt et al., 2004a) of the Scotia Sea employed ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 97–116 : Author(s): Heywood, B.G., A.S. Brierley and S.F. Gull
-
CCAMLR ecosystem monitoring and management: future work
et al., 2000), Mangel and Switzer (1998) and Constable (2001) – although such modelling was also ... 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 environment and with fi ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 233–253 : Author(s): Constable, A.J
-
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 ... to be more effec- tive than the streamer line specifi ed by CCAMLR (SC-CAMLR, 2002; Fenaughty, 2001; Smith ... , 2001). Based on these observations, the CCAMLR ad hoc Working Group on Incidental Mortality Arising ... in order to achieve seabird conservation in world longline fi sheries (Melvin and Robertson, 2001 ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 189–201 : Author(s): Melvin, E.F., B. Sullivan, G. Robertson and B. Wienecke
-
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
and Brierley, 2001). It has been shown previously (Reid and Brierley, 2001) that sizes of krill in predator ... may occur against the predominately low winter signal (e.g. July–August in 2005) (Figure ... Georgia may well be complex, and involve a number of biological and physical interactions operating ... - zooplankton on the South Georgia Shelf. Mar. Ecol. Prog. Ser. Everson, I. 1984. Marine interactions ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 27–41 : Author(s): Saunders, R.A., A.S. Brierley, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein and D.G. Bone