Search results

1. Measurements of differences in the target strength of Antarctic krill (Euphausia superba) swarms at 38 kHz and 120 kHz

   demasiado grande para poder interpretarla como un error experimental, y por 10 tanto se atribuyo ... Paper Title:  Measurements of differences in the target strength of Antarctic krill (Euphausia ... superba) swarms at 38 kHz and 120 kHz Abstract / Description:  Differences in the target strength of adult ... differences in the mean back-scattering strength of swarms simultaneously insonified at these two frequencies ... in studies off the South Orkneys and Elephant Island in March 1990. Back-scattering strengths at 120 ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 75–86 : Author(s): Hampton, I.

2. Long-term monitoring of krill recruitment and abundance indices in the Elephant Island area (Antarctic Peninsula)

   n o n o n ~ e ~ ~ m 1.1 nJToTHoCTH. M~~eKcbl nponop~kioHaJIbHor0 nOnOnHeHPiX 6b1nki IIOBTopHO paCCqHTaHb1 c no ... C I I O M O m b K l KpHTepMX C ~ ~ Y ~ ~ ~ H O C T H TaKXe 6b1no IIOaTBepXfleHO CyweCTBOBaHHe CTaTMCTMYeCKM 3HaYMMbIX ... B p a 6 o ~ e ~ e - n a - M e p a (de la Mare, 1994a). TaGnnqa 2: M H A ~ K C IIpOnOp~noHanbHoro nOnOJIHeHIlX R2 KpIlnX BO3paCTOM ... no rex nop, noKa H e 6b1na nptrttma Hynenax rHnOTe3a H(> (CM. TeKCT ... Paper Title:  Long-term monitoring of krill recruitment and abundance indices in the Elephant ... for the Elephant Island area with regard to the representativeness of the study area (60°-62 o 30´S ... were re-calculated applying the delta distribution approach introduced by de la Mare (1994a). The high ... interannual variability of krill recruitment is confirmed by the present analysis. Results are compared for ...

   Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 19–35 : Author(s): Siegel, V., W. de la Mare and V. Loeb

3. The effects of monitoring procedures on Adélie penguins

   IIPOMbIBaHHIo XenyAKa B TeYeHUe AByX Ce3OHOB pa3MHOXeHHR, s a p e r ~ c ~ p ~ p o ~ a ~ o He 6b1no ... Paper Title:  The effects of monitoring procedures on Adélie penguins Abstract / Description:  The ... effects of flipper bands, implanted tags, gastric lavage and external instrument attachment on the ... , Antarctica. The return rates of birds carrying bands and/or implanted electronic transponders were compared ... to investigate the contribution of bands to bird mortality and to determine rates of band and tag ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 155–164 : Author(s): Clarke, J. and K. Kerry

4. A preliminary investigation of the possible effects of rhizocephalan parasitism on the management of the crab fishery around South Georgia

   Paper Title:  A preliminary investigation of the possible effects of rhizocephalan parasitism on ... the management of the crab fishery around South Georgia Abstract / Description:  Relatively high ... levels of infection by a rhizocephalan barnacle have been found in the population of the crab Paralomis ... the main effects of the parasite is to render infected animals sterile. Parasitism can therefore ... castrated and are therefore no longer part of the spawning stock (Hawkes et al., 1986a; Hoggarth, 1990 ... miles2) and there is no spatial information to indicate either sample location or the likely spatial ... %). I initially run the model with no harvest to obtain the equilibrium prevalence and spawning stock ... even when there is no harvest. For example, Figure 2 shows how the spawning numbers decline as the ...

   Science Journal Paper : CCAMLR Science, Volume 1 (CCAMLR Science, Volume 1) : 175–192 : Author(s): Basson, M

5. Estimates of fish stock biomass around South Georgia in January/February 1985

   l f with some larger concentrations in Royal Bay and the station on the eastern shelf where C. gunnari ... , rronyqeHHhle nyTeM rrpoBeneHHH B HHBape-¢eBpane 1985 r. CbeMOK noHHbIM TpanoM, HCITOnh3OBanHCh nnH oueHKH ... 3arrachl BHnoB N. gibberifrons, Ch. ace- ratus H Ps. georgianus, BxonHmHx B cocTaB rrpH- noBa. Pa3Mep ... HHTeHCHBHOrO rrpoMhlcna. IlpoMhlcen C. gunnari 3aBHCHT OT qHcneHHOCTH ro- noBoro Knacca rrononHeHHH. O6cy ... estimate stock sizes of the commercially exploited Notothenia rossii, N. guntheri, N. gibberifrons ... around South Georgia. Due to the small data base and the scarcity of comparative information the state of ... N. guntheri and D. eleginoides stocks is difficult to assess. The by-catch species N. gibberifrons ... , Ch. aceratus and Ps. georgianus have been considerably affected by the fishery. Stock sizes of N ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/2 (Selected Scientific Papers, SC-CAMLR-SSP/2) : 1-32 : Author(s): Kock, K.-H.

6. Interactions of Patagonian toothfish fisheries with killer and sperm whales in the Crozet Islands Exclusive Economic Zone: an assessment of depredation levels and insights on possible mitigation strategies

   se necesitan más datos para entender mejor la forma como las orcas buscan y detectan los barcos ... Paper Title:  Interactions of Patagonian toothfish fisheries with killer and sperm whales in the ... mitigation strategies Abstract / Description:  Within the Crozet Islands Exclusive Economic Zone (EEZ), the ... , killer whales alone, and the two species co-occurring were observed on 32.6%, 18.6% and 23.4 ... % respectively of the 4 289 hauled lines. It was estimated that a total of 571 tonnes (€4.8 million) of ...

   Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 179–195 : Author(s): Tixier, P., N. Gasco, G. Duhamel, M. Viviant, M. Authier and C. Guinet

7. Archival and satellite-linked data recorders

   debe ser capaz de diseminar sus datos a traves de una conexion radial, tal como el sistema de ... of the diving animal. Mechanical Raw-data Recorders This type of recorder is typified by the film time ... photographic film : increasing pressure due to diving causes an arm containing a small light source to track ... across the width of the film while an electric motor advances the film at a steady rate. ·.,The film ... behaviour. The records can be recovered in one of two ways: the data recorder must either be recovered ... intact, or the data recorder must be capable of disseminating its data via a radio link, such as the ... . Raw-data recorders keep a complete record of the diving parameters of interest and thus produce ... . Due to the limited data-handling capacity of the ARGOS satellite system, most satellite-linked ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 475-493 : Author(s): Hill, R.D.

8. Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by acoustic surveys

   .w. 11 8° - 48° 3.,ll.) 6biJia noJiyqeHa s XO,lle BbinOJIHeHHSI aKyCTHqecKHX CbeMOK B TeqeHHe JieTHHX ... las figuras Ecograma tfpico de una concentraci6n de mict6fidos, representada como una banda ( 49°09 ... Paper Title:  Biomass of myctophids in the Atlantic sector of the Southern Ocean as estimated by ... acoustic surveys Abstract / Description:  Acoustic surveys carried out in the summer and autumn of 1987 ... -1989 estimated the biomass of myctophids in the Atlantic sector of the Southern Ocean between 48° and ... 56° and from 8° to 48°W to be approximately 1.7x10 6 tonnes. Over the greater part of the surveyed ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 417–431 : Author(s): Filin, A.A., K.V. Gorchinsky and V.M. Kiseleva

9. Seabird interactions with trawl and longline fisheries for Dissostichus eleginoides and Champsocephalus gunnari

   site are distracted from the longlines by the discharge of offal from the side of the vessel opposite ... for the South Georgia area, probably because the birds at the former site are distracted from the longlines ... . In press. Concurrent decreases in five species of Southern Ocean seabirds in Prydz Bay. Polar Biology, 16 ... reported for the South Georgia area, probably because the birds at the former site are distracted from ... la palangre. B TeueHHe ce so~a 1994195 r. y o-sa Ma~yopa a o-sa Keprene~ 6blno no ... AseprHyTo Ha6nlofleHHm IlOBefleHMie MOpCKHX IlTHIl H YpOBeHb MX no6oseoi CMePTHOCTH B XOAe TpanoBoro npoMbIcna ...

   Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 93–99 : Author(s): Williams, R. and D. Capdeville

10. Do krill and salps compete? Contrary evidence from the krill fisheries

    Shetland Islands. MATERIAL AND METHODS Study Site and Data Source Logbook data were collected ... presence of green krill were analysed. No relationship between salp density and the proportion of green ... area, the proportion of green krill was high only when salp density was extremely low. However, no ... Paper Title:  Do krill and salps compete? Contrary evidence from the krill fisheries Abstract ... phytoplankton were analysed using logbook data from Japanese krill trawlers operating near the Antarctic ...

    Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 205–216 : Author(s): Kawaguchi, S., T. Ichii, M. Naganobu and W.K. de la Mare

Pages