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Larval fish distribution and abundance of the western Ross Sea
station off Terra Nova Bay. Our data give evidence of a great species diversity of the larval fish ... Abstract: Ichthyoplankton samples were obtained during the Italian Antarctic Oceanographic Cruise ... carried out in the western Ross Sea in November-December 1994. The present study focused on improvement of ... the knowledge of the larval fish community in relation to its distribution and relative abundance. A ...
Meeting Document : WG-FSA-95/11 : Автор(ы): Greco, S., la Mesa, M., Vacchi, M.
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Biological characteristics of Antarctic fish stocks in the southern Scotia Arc region
Islands. Length compositions and the proportion of large (= old) specimens in the populations provided no ... Paper Title: Biological characteristics of Antarctic fish stocks in the southern Scotia Arc ... region Abstract / Description: Commercial exploitation of finfish in the southern Scotia Arc took place ... from 1977/78 to 1989/90, and was in its heyday from 1977/78 to 1981/82. Except for Elephant Island, the ... the populations provided no evidence of illegal fishing since the closure of the region some 10 years ... measurements and cluster linkage methods revealed no significant differences from the results of the methods ... (= old) specimens in the catches suggested that no substantial illegal fishing had taken place since ... maturity stage 5/2 or specimens in stage 3, but no specimens in actual spawning condition (stage 4). The ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 1–41 : Автор(ы): Kock, K.-H., C.D. Jones and S. Wilhelms
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Concordance of inter-annual fluctuations in densities of krill around South Georgia and Elephant Islands: biological evidence of same-year teleconnections across the Scotia Sea
widely separated sites (approximately 1500 km distant at opposite sides of the Scotia Sea) are not ... interestingly, the magnitudes of abundance and between-year gradients of change of abundance at each site were ... both SG and El. There was no apparent lag in changes in abundance at each site, and ranked between-year ... Abstract: Acoustic estimates of the densities of Antarctic krill, Euphausia superba, in areas ...
Meeting Document : WS-AREA 48-98/11 : Автор(ы): A.S. Brierley (UK), D.A. Demer, R.P. Hewitt (USA) and J.L. Watkins (UK)
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Low genetic diversity in the Antarctic toothfish (Dissostichus mawsoni) observed with mitochondrial and intron DNA markers
digested with the restriction enzymes, but there was no population differentiation among the three sea ... Paper Title: Low genetic diversity in the Antarctic toothfish (Dissostichus mawsoni) observed ... appeared to be characterised by low diversity; no genetic variation was detected with restriction enzyme ... digests of nine sub-regions of the mitochondrial genome. Polymorphisms were found in four of seven introns ... were found in four of seven introns digested with the restriction enzymes, but there was no population ... MtDNA RFLPs No genetic variation was detected with the RFLP method for the nine regions of mtDNA in ... , 14 nt). The D. mawsoni amplicon contained two variable sites in the con- trol region. One SS fi sh ... the 57 available sequences. Analysis of molecular variance (AMOVA) showed no signifi cant dif fer- en ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 43–51 : Автор(ы): Smith, P.J. and P.M. Gaffney
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Atlas of top predators from French Southern Territories in the Southern Indian Ocean
studied from land base sites, making them the most accessible convenient models to study marine ecosystems ... Antarctica (Prydz Bay- Queen Maud Land sectors, Adelie Land sector). The analysis of distribution indicates ... be the primary targets of site-based conservation efforts in the near future. The Southern Indian ... that have to come on land to reproduce. Therefore, they are the only marine top predators that can be ...
Meeting Document : WG-EMM-16/42 : Автор(ы): K. Delord, C. Barbraud, C.-A. Bost, Y. Cherel,C. Guinet and H. Weimerskirch
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Conservation Measure Conservation Measure 119/XVII (1998)
C n C T e M a , $ ~ I I K I Q X O H T ~ ~ ~ I O ~ ~ F ~ B COOTBeTCTBTdH C o n p e A e r r e H m I m B Mepe no c o x p m e m 148/XVII c T q a p T m . MEPA IIO ... OTHOC53nqYreCSI K A a H H O v IIPOMbICJIY KOHKpeTHbIe YCJIOBVISI, - B qeJI53X BbmonHerrvrrr Mep AHTKOMa no ... €?, IIPOBePReT c06n10geme HMIZ y c T I 0 B a JIm.T,eH3&@, KaR onncalro B rryHKTe 1, a T a K X e Mep AHTKOMa no ... Operating in the Convention Area Limitations: Except for waters adjacent to the Kerguelen and Crozet ... Islands Except for waters adjacent to the Prince Edward Islands Adopted at Meeting: CCAMLR-XVII Period in ...
Conservation Measure : 119/XVII (1998)
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A drone-based Antarctic fur seal (Arctocephalus gazella) census of the St. Telmo Islands, South Shetland Archipelago
to synoptically survey all known and potential breeding sites across the South Shetland Islands as ... to obtain in remote polar environments. The standard approach for income breeding pinnipeds, such as ... the Antarctic fur seal (Arctocephalus gazella), is to annually survey pup production. Fur seal ... population dynamics in the South Shetland archipelago are largely driven by two breeding colonies, Cape ...
Meeting Document : WG-EMM-2019/65 : Автор(ы): D.J. Krause and M.E. Goebel
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Assessing the power to detect systematic change in Adélie penguin foraging trip duration
Paper Title: Assessing the power to detect systematic change in Adélie penguin foraging trip ... variation was known to occur. Variability among trips and penguins was greater in the crèche stage, but ... variability among years was greater in the guard stage. Estimates of variability were used to explore the ... greater in the crèche stage than the guard stage. The gain obtained by increasing the number of penguins ... ), near Mawson Station in East Antarctica. No krill fishery was operating in the region during that time ... preliminary analy- sis showed no evidence of a systematic trend over the pre-impact years, all year-to-year ... trend change in foraging trip duration across the b post-impact years, but there is no change in vari ... no change up to year a (i.e. the pre- impact years) versus the alternative of an increase in mean of ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 201–215 : Автор(ы): Southwell, C., J. Clarke and L.M. Emmerson
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Myctophids in the diet of Antarctic predators
Paper Title: Myctophids in the diet of Antarctic predators Abstract / Description: The aim of ... the present study is to review published data on the diet of various top predators (birds, seals ... , whales, fish and squids) in order to help evaluate the importance of myctophids in their diets. This ... review covers publications for the period since 1984-85 to the present. In total, over 50 publications ... species of seals (Table 1). No myctophids were reported from studies of whale diets in the Antarctic ... Bank). On the Antarctic coast myctophids were reported from samples taken in the Prydz Bay area, Budd ... of sites where myctophids were found in the diet of predators, reflect this situation (Figure 1 ... APF area of the Indian Ocean. Unfortunately no quantitative data are available on the diet of king ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 335–368 : Автор(ы): Sabourenkov, E.
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The 1991/92 fishery for Dissostichus eleginoides in Subarea 48.3
Paper Title: The 1991/92 fishery for Dissostichus eleginoides in Subarea 48.3 Abstract ... / Description: The 1991/92 longline fishery for Dissostichus eleginoides in Subarea 48.3 was open from 4 ... Chilean vessels. The maximum catch taken in a five-day period was 375 tonnes. Catch rate was not ... position. Fish caught around Shag Rocks were larger than to the north and southeast of South Georgia. CPUE ... was no significant correlation between the time that hooks were in the water and the number of fish ... appears that the strategies shown in Figure 3 have no bearing on 32 expected catch rates and are ... choice of appropriate sites for setting the longlines, even within the generalised areas shown in Figure ... : a review. BIOMASS Scientific Series, No. 6. MORENO, C.A. 1991. Hook selectivity in the longline ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 31–48 : Автор(ы): Agnew, D.J. and C.A. Moreno
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