Search results
-
A three-frequency method to determine the abundance and the size of two euphausiid species (Euphausia superba and Euphausia crystallorophias)
and to obtain information about the mean size (length) of the organisms in each aggregation. In principle ... , and directly from net samplings. The mean size of the crustaceans can be estimated from “in situ” target ... an isolated organism, with no interference from noise or other targets. It means that organisms must occur ... the mean size (length) of the organisms in each aggregation. In principle the abundance of the two ...
Meeting Document : WG-EMM-01/63 : Author(s): M. Azzali, J. Kalinowksi, G. Lanciani and I. Leonori (Italy)
-
The diet of the blue-eyed shag Phalacrocorax atriceps during summer at Nelson Island, Antarctica: temporal variations and consumption rates
by number (60%). The mean mass of the stomach contents was 220 g, whereas the mean number of fish was 7.4 ... by number (60%). The mean mass of the stomach contents was 220 g, whereas the mean number of fish was 7.4 ...
Meeting Document : WG-EMM-95/82 : Author(s): Silva, P., Barrera-Oro, E., Casaux, R., Favero, M., Coria, N.
-
Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea
0.159 for females. Revised estimates of the mean total length–at– maturity (38.8cm, 46.4cm) and mean age ... for females. Revised estimates of the mean total length–at– maturity (38.8cm, 46.4cm) and mean age–at–maturity ...
Meeting Document : WG-FSA-05/20 : Author(s): P.M. Marriott, M.J. Manning and P.L. Horn (New Zealand)
-
RESPONSE OF ANTARCTIC BENTHIC COMMUNITIES TO DISTURBANCE: WRST RESULTS FROM THE ARTIWCIAL BENTHIC DISTURBANCE EXPERIMENT ON THE EASTERN WEDDELL SEA SHELF, ANTARCTICA
for this experimental field study. By means of 11 densely-placed hauls with a modified bottom trawl, a seabed area ... by a factor of 10, while mean abundances were only slightly reduced. Demersal fish biomass and abundance were ... study. By means of 11 densely-placed hauls with a modified bottom trawl, a seabed area of approximately ... by a factor of 10, while mean abundances were only slightly reduced. Demersal fish biomass and abundance were ...
Meeting Document : WS-VME-09/P05 : Author(s): Rossi, S., Mintenbeck, K., Knust, R., Isla, E., Gerdes, D.
-
RAPID WARMING OF THE OCEAN AROUND SOUTH GEORGIA,SOUTHERN OCEAN, DURING THE 20TH CENTURY: FORCINGS, CHARACTERISTICS AND IMPLICATIONS FOR LOWER TROPHIC LEVELS
, a mean increase of ~0.9°C in January and ~2.3°C in August was evident in the top 100 m of the water ... summer South Georgia water temperatures and mean summer density of E. superba across the southwest ... , a mean increase of ~0.9°C in January and ~2.3°C in August was evident in the top 100 ... negative relationship between summer South Georgia water temperatures and mean summer density of E. superba ...
Meeting Document : WG-EMM-08/P03 : Author(s): M.J. Whitehouse, M.P. Meredith, P. Rothery, A. Atkinson, P. Ward and R.E. Korb
-
The diet of toothfish species Dissostichus eleginoides Smitt and D. mawsoni Norman with overlapping distributions around the South Sandwich Islands, Southern Ocean
species. Predation rates of the main fish prey, as mean counts per stomach sampled, were spatially ... of the main fish prey, as mean counts per stomach sampled, were spatially correlated with their relative ...
Meeting Document : WG-FSA-11/P03 : Author(s): J. Roberts, J. Xavier and D. J. Agnew
-
On the taxonomy of the Lepidonotothen squamifrons group (Pisces, Perciformes, Notothenioidei)
of the Scotia Arc. This does not necessarily mean that the Scotia Arc region is inhabited by a single population ... . This does not necessarily mean that the Scotia Arc region is inhabited by a single population but suggests ...
Meeting Document : WG-FSA-93/25 : Author(s): R. Schneppenheim and K.-H. Kock (Germany), G. Duhamel (France) and G. Janssen (Germany)
-
Surface areas of seabed within the 500 m isobath regions within the South Shetland Islands (Subarea 48.1)
. These subdivisions were then converted to square areas by means of measuring the distances between isobaths ... -100 m strata are combined. The average slope of seabed, computed using mean polygon angles, ranged ... Paper Title: Surface areas of seabed within the 500 m isobath regions within the South Shetland ... Islands (Subarea 48.1) Abstract / Description: Bathymetric maps of two major areas within the South ... Elephant Island. From the integrated datasets, areas of seabed within the 500 m isobath for six levels of ... Shetland Islands were generated using several integrated bathymetric databases. These areas comprise the ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 133–140 : Author(s): Jones, C.D., S.N. Sexton and R.E. Cosgrove III
-
Biomass estimates of Antarctic krill based on survey conducted by the Chinese fishing vessel FV Fu Rong Hai during the 2019 Area 48 survey
shown that mean krill biomass density was 80.7 g m-2 with a CV of 13.6% in the survey area. However ... that mean krill biomass density was 80.7 g m-2 with a CV of 13.6% in the survey area. However, the krill ...
Meeting Document : SG-ASAM-2019/07 : Author(s): X. Wang, X. Yu, X. Zhao, J. Zhang, G. Fan, J. Zhu and Y. Ying
-
Investigating the uncertainty of age determinations for Patagonian toothfish (Dissostichus eleginoides) and the implications for stock assessment
expanded the reference collection to include an additional 50 otoliths with a mean age above 25 years ... the reference collection to include an additional 50 otoliths with a mean age above 25 years. The revised method ...
Meeting Document : WG-FSA-14/46 : Author(s): P. Burch, P. Ziegler, W. de la Mare and D. Welsford (Australia)