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  1. Age determination of Notothenia gibberifrons from the South Shetland Islands, Antarctic Peninsula subarea (Subarea 48.1)

    3.llecb BeJIIi1..JIiH Cpe.llHIiX .llJIIiH no B03paCTaM .llJI$I Oopa3l\OB paMOHa O-Ba floy ... . 110.ll00HO 3TOMY, nOJIY1..JeHHble HaMIi BeJIIi1..JIiHbI MeHbIlle 1i3BeCTHbIX paHee BeJIIi1..JIiH ... - .llJI$I Oopa3l\OB 1i3 3aJIliBa CaYT- BeM, apXlineJIar l1aJIMep OOCY)l(.llaIOTC$I B03MO)l(Hble npli1 ... B rO.llax; ooru;a.H .llJIIiHa B caHTIiMeTpax. TIOJIYlleHHble nYTeM HaOJIIO.lleHIi.H Be ... between false and annual checks in scales. Age determination by otolith cross sections proved to be the ... most reliable method. Mean length data at age presented here for Low I. specimens were compared with ... previous published values. This confirmed that fish from the Antarctic Peninsula subarea are smaller than ... discussed. It is expected that the Otoliths/Scales/Bones Exchange System established by CCAMLR will help to ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 143-160 : Author(s): Barrera-Oro, E.

  2. Age estimation and maturity of the ridge-scaled macrourid (Macrourus whitsoni) from the Ross Sea

    : (1) immature; (2) maturing; (3) ripe; (4) running ripe; or (5) spent. Fish were designated as being mature ... in this analysis if they were classified as being at maturity stage 2 or greater. Length-at-maturity ogives were ... of the opaque zone deposition varies with species and environment (Gordon et al., 1995; Morales-Nin, 2001 ... et al., 1995; Swan and Gordon, 2001). The strongest environmental fluxes occurring on an annual ... test. Von Bertalanffy parameters for the pooled dataset with unsexed juveniles are L ∞ 76.12, K 0.065 ... and t 0 –0.159 for males and L ∞ 92.03, K 0.055 and t 0 0.159 for females. Revised estimates of the ...

    Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 291–303 : Author(s): Marriott, P.M., M.J. Manning and P.L. Horn

  3. Precautionary spatial protection to facilitate the scientific study of habitats and communities under ice shelves in the context of recent, rapid, regional climate change

    on both sides of the peninsula. Loss of ice on the eastern side results from warm air being brought over ... and seabed communities. This has now resulted in around 900 × 103 tonnes of new carbon being taken up ... such as iceberg scouring (e.g. Gutt, 2001), colonisation and/or community development (Gutt et al., 2013; Dayton ... , Antarctica 1843–2001: U.S. Geological Survey Geologic Investigation Series, Map 1-2600-A, 1 map sheet, 32 ... commercial fishing activities should not be permitted in these habitats, and suggests that areas under ... the loss of existing marine habitats and to the creation of new habitats, with consequent changes in ... existing ice shelves in Subareas 88.3, 48.1 and 48.5 should be preserved and protected for scientific study ...

    Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 139–151 : Author(s): Trathan, P.N., S.M. Grant, V. Siegel and K.-H. Kock

  4. An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia

    are shown in Figure 1. The number of hooks (laid the previous night) observed being hauled was 130 936 ... on 21 May but none were observed taking bait off hooks or being hooked. Interactions during Hauling ... of giant petrels on the surface when being hauled in, and several birds were snagged by trailing hooks ... it included data from the full season through until 11 August (SC-CAMLR, 1997): eight mortalities were ... operations for Dissostichus eleginoides off South Georgia were assessed for interactions with seabirds and ... lines were laid from March to May 1997 using the Spanish double-line method. In accordance with CCAMLR ... specifications was also used, except during an experiment that attempted to assess the effectiveness of the ... during hauling using a randomised cluster sampling method, developed to allow representative data to be ...

    Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Author(s): Ashford, J.R. and J.P. Croxall

  5. Fish distribution and biomass in the Heard Island zone (Division 58.5.2)

    January 1992 29 August 1993 Net performance was monitored with a Simrad FS3300 net surveillance sonar ... , with the following depth intervals being designated strata: 0-100 m, 100-200 m, 200-300 m, 300-500 m and 500-700 ... of trawls per stratum arose from sites being in a different stratum from expected, insufficient ... , of the results from each trawl (or the entire catch if less than 200 being biased, especially ... species were found to be abundant. There were two consistent areas of aggregation of Champsocephalus ... distribution, but abundance is lower and less variable with location and between surveys. Dissostichus ... waters shallower than 300 m. From these results, it seems that a small fishery of a few hundred tonnes ... each for C. gunnari and D. eleginoides may be possible. File:  01williams-delamare.pdf ...

    Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 1–20 : Author(s): Williams, R. and W.K. de la Mare

  6. Fish stock assessment survey in Subarea 48.3

    AHTKOMa 48.3. TIpHBe.lleHa HHcpopMa~H5I 0 nOJIO:>KeHH5IX TpaJIeHHH, TeMnax BbIJIOBa H pa3MepHOM COCTaBe ... , being found at nearly all stations. N. rossii, although present at most stations down to 250 ... to hauls being made either during the hours of darkness or immediately in advance of fishing. No large ... with the season being characterised by poor kriU availability affecting feeding (Kock et al., 1991) and the fish ... that this decline may be due to either a massed migration or high mortality. File:  03-Everson-et ... decline by comparison with results from the 1989/90 season. Other species do not show a similar dramatic ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 25–67 : Author(s): Everson, I., G. Parkes, K.-H. Kock, S. Campbell, Z. Cielniaszek and J. Szlakowski

  7. Physical oceanographic setting of the Siedlecki January 1987, South Shetland Island data set

    mixing processes of Bransfield Straits water (derived from the Weddell, with further local modification ... that mixing of Weddell and Pacific waters near the tip of the Antarctic Peninsula is an important ... the Pacific water is encountered, there are indications of vigorous mixing processes of Bransfield Straits ... is associated with abundant krill populations. It is speculated that mixing of Weddell and Pacific waters near ... the Pacific water is encountered, there are indications of vigorous mixing processes of Bransfield Straits ... Straits is associated with abundant krill populations. It is speculated that mixing of Weddell ... of Antarctic Peninsula before being injected into the open ocean. This water has a low degree of 165 ... from the open ocean, its only means of "communication" being vertical exchange processes (Gordon ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 161-184 : Author(s): Gordon, A.L.

  8. Indices of prey availability near the Seal Island CEMP site: 1990 to 1996

    of Prey Availability P M C Y H O K ~ : C X ~ M ~ C'beMKM B PaMKaX ~ ~ O ~ P ~ M M ~ I AMLR 1993-1996 ... . Indices derived from these data indicate that although average prey density varied by a factor of almost ... of Elephant Island, and between 25 and l00 m depth. Indices of average prey density agree with ... biomass of post-spawning adults near Seal Island during the second survey of each year. It is hoped that ... these indices may be useful in modelling krill predator breeding success as a function of prey ...

    Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 37–45 : Author(s): Hewitt, R.P., G. Watters and D.A. Demer

  9. Analysis and modelling of the Soviet Southern Ocean krill fleet

    biomass be detected? The krill distributional model begins with individual krill which are assumed to ... that could be used to track krill biomass. File:  03-Mangel.pdf ... model is developed for a survey vessel that does no fishing, but simply locates concentrations of krill ... , (ii) I recommend that fishing vessels begin to indicate in their log books the amount of between trawl ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part I) : 127–235 : Author(s): Mangel, M.

  10. Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias

    . For instance, subsamples could be modelled as ran- dom effects in a generalised additive mixed model ... point one week after the peak in egg laying, consistent with Standard Method A3 of the CCAMLR Ecosystem ... penguins that left the breeding site prior to the reference point because their breeding attempt failed ... , breeding-age penguins that failed to return to the breeding site in that breeding season, nor pre-breeding ... penguins. The abundance of these components of the population can only be estimated through alternative ...

    Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 229–241 : Author(s): Southwell, C., J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery

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