Search results
-
Semi-empirical acoustic estimates of krill biomass derived from simulated commercial fishery data based on single-frequency acoustics
fishing seasons. From these data we develop semi-empirical indices of acoustic biomass in a Generalized ... the 3-frequency method using the CCAMLR protocol for the period between 1996 and 2011 in both the ...
Meeting Document : SG-ASAM-15/03 : Author(s): A.M. Cossio, G.W. Watters, C.S. Reiss, J. Hinke and D. Kinzey (USA)
-
Vast assembly of vocal marine mammals from diverse species on fish spawning ground
echoes used in the assessment of prey abundance and distribution. Periodically, only the receiver array ... methodology offer coverage of 10s of km and may thus inform about variability issues now causing troubles in ...
Meeting Document : WG-EMM-16/P01 : Author(s): D. Wang, H. Garcia, W. Huang, D.D. Tran, A.D. Jain, D.H. Yi, Z. Gong, J.M. Jech, O.R. Godø, N.C. Makris and P. Ratilal
-
Predation on cephalopods by Pygoscelis papua and Arctocephalus gazella at South Orkney Islands
upon by Gentoo penguins were represented by 1974 beaks (1628 lower, 346 upper) which occurred in 50.4 ... constituted 78.8% and 21.1% in terms of numbers, respectively. The mean lower rostral length for S ...
Meeting Document : WG-EMM-04/68 : Author(s): M.M. Libertelli, G.A. Daneri (Argentina), U. Piatkowski (Germany), N.R. Coria and A.R. Carlini (Argentina)
-
Distribution of foraging by female Antarctic fur seals
the spatial impact of breeding female fur seals on krill at South Georgia. This suggested that, in ... present in some regions where they forage intensively. However, mean consumption was about one-tenth of ...
Meeting Document : WG-EMM-03/38 : Author(s): I.L. Boyd, I.J. Staniland and A.R. Martin (United Kingdom)
-
Synopsis of CEMP and non-CEMP predator parameters from Admiralty Bay and Cape Shirreff, South Shetland Islands, Antarctica: their relationships to krill abundance and ice cover, 1978–2003
. Results of the analyses are presented in a series of 6 Tables, following the outline of a Draft paper by ... performance indices collected at the two sites 2. Table 2. Data on annual variability in krill biomass density ...
Meeting Document : WG-EMM-03/61 : Author(s): W.Z. Trivelpiece (USA), K. Salwicka (Poland) and S.G. Trivelpiece (USA)
-
THE ROSS SEA AS A UNIQUE EVOLUTIONARY SITE
notothenioids, an endemic perch-like group. Relative to fish fauna in warmer regions, the nature of the Ross Sea ... and the environment, in its natural state. Author(s): J.T. Eastman and D.G. Ainley (USA) Title: THE ...
Meeting Document : WG-EMM-09/13 : Author(s): J.T. Eastman and D.G. Ainley (USA)
-
Krill population trends
concentrated for the last 20 years. There have been suggestions of changes in the distribution and abundance of ... intense inter- and intra-annual variability of krill abundance within regions. These fluctuations in ...
Meeting Document : CCAMLR-IWC-WS-08/11 : Author(s): Tarling, G., Watkins, J., Quetin, L., Reiss, C., Atkinson, A., Ross, R., Pakhomov, E., Kawaguchi, S., Nicol, S., Siegel, V.
-
CCAMLR ecosystem monitoring program standard methods: determination of sex of Adelie penguins
laying. Peak presence of males occurred 15–21 days after the appearance of the first egg in the colony ... and peak presence of females after 33–36 days from this date. In all three seasons male birds could be ...
Meeting Document : WG-CEMP-94/08 : Author(s): K.R. Kerry, J.R. Clarke and G.D. Else (Australia)
-
Study on reproductive biology of Champsocephalus gunnari, Chaenocephalus aceratus and Pseudochaenichthys georgianus from South Georgias and Shag Rocks, Dr Eduardo Holmberg survey – May 2013
This not only confirms the spawning time of C.gunnari in South Georgias and Shag Rocks, but also ... and 7 oocytes/g for C.aceratus and P.georgianus. In the case of C.gunnari and P.georgianus, it was ...
Meeting Document : WG-FSA-13/59 : Author(s): M.I. Militelli, G.J. Macchi and K.A. Rodrigues (Argentina)
-
SG-ASAM-07
technique (COAST) applied to rockfish in the SCB (Powerpoint presentation) D. Demer, J. Butler, D. Pinkard ... collected in the Ross Sea (Powerpoint presentation) R. O’Driscoll (New Zealand) SG-ASAM-07/08 South Georgia ... BROKE-West acoustic survey of krill distribution and abundance in CCAMLR Division 58.4.2 (Powerpoint ...
Meeting