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  • The meaning of conservation in the

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  1. FAO’s NPOA–Seabirds: a progress report by BirdLife International

    Author(s):  J. Cooper (Coordinator, BirdLife International Seabird Conservation Programme) Title ... J. Cooper (Coordinator, BirdLife International Seabird Conservation Programme) ...

    Meeting Document : WG-FSA-01/62 : Author(s): J. Cooper (Coordinator, BirdLife International Seabird Conservation Programme)

  2. Consideration of major issues in ecosystem monitoring and management

    by means of CEMP. The overlap between fishing and predator foraging is being monitored. A mechanism ... to investigate krill availability. Vital rates can be investigated directly and also by means of CEMP ... availability. Vital rates can be investigated directly and also by means of CEMP. The overlap between fi ... with the provisions of this Convention and with the following principles of conservation: (a) prevention ... possible the sustained conservation of Antarctic marine living resources. The implementation ... of these requirements means that the management process must provide adequate safeguards for harvested species ...

    Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 213–232 : Author(s): Everson, I

  3. SUMMER SURVEY OF FUR SEALS AT PRINCE EDWARD ISLAND, SOUTHERN INDIAN OCEAN

    on the west coast. The annual pup production was conservatively estimated at 14 130 pups. The mean intrinsic ... . The annual pup production was conservatively estimated at 14 130 pups. The mean intrinsic rate of natural ... remained free of Subantarctic fur seals and had expanded at a mean intrinsic rate of natural increase ... of Subantarctic fur seals and had expanded at a mean intrinsic rate of natural increase of 11.4% per year from ...

    Meeting Document : WG-EMM-10/P15 : Author(s): M.N. Bester, P.G. Ryan and J. Visagie

  4. Krill biomass in Area 48 and Area 58: recalculations of FIBEX data

    estimates of mean density and biomass for the Indian Ocean sector and the West Atlantic sector as well ... estimates of mean density and biomass for the Indian Ocean sector and the West Atlantic sector as well ... held in the BIOMASS database were used to provide estimates of mean density and biomass ... de sonido de 120 kHz. 1. INTRODUCTION In 1991 the Commission for the Conservation of Antarctic ... (Conservation Measure 32/X). These limits were based on calculations undertaken by the Scientific Committee's ... mean length was available for the Kaiyo Maru (41.4 mm) (Anon., 1986 - p. 46), but no information ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 157–181 : Author(s): Trathan, P.N., D.J. Agnew, D.G.M. Miller, J.L. Watkins, I. Everson, M.R. Thorley, E. Murphy, A.W.A. Murray and C. Goss

  5. Statistical power to detect changes in growth rates of Antarctic fur seal pups

    on only three dates in a season, and potential means of increasing the power of the CCAMLR Ecosystem ... dates in a season, and potential means of increasing the power of the CCAMLR Ecosystem Monitoring ... in a season, and potential means of increasing the power of the CCAMLR Ecosystem Monitoring Program Standard ... pups at monthly intervals beginning about 30 days after mean pupping date and concluding prior ... on which pups should be weighed. If the first sample is weighed 30 days after mean pupping date, three ... additional samples at monthly (say 28-day) intervals would conclude on the 114th day after mean pupping ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 399–409 : Author(s): Boveng, P., J.L. Bengtson and M.E. Goebel

  6. Summer survey of fur seals at Prince Edward Island, southern Indian Ocean

    on the west coast. The annual pup production was conservatively estimated at 14 130 pups. The mean intrinsic ... . The annual pup production was conservatively estimated at 14 130 pups. The mean intrinsic rate of natural ... remained free of Subantarctic fur seals and had expanded at a mean intrinsic rate of natural increase ... of Subantarctic fur seals and had expanded at a mean intrinsic rate of natural increase of 11.4% per year from ...

    Meeting Document : WG-EMM-10/P15 : Author(s): M.N. Bester, P.G. Ryan and J. Visagie

  7. Selectivity of commercial and research trawls in relation to krill

    in mean length in catches made by both trawls was  ∆L = 6.2 mm. Statistically significant variability ... large krill (35-58 mm) than catches of the research trawl (30-54 mm). The maximum difference in mean ... -58 mm) than catches of the research trawl (30-54 mm). The maximum difference in mean length ... ). The primary acoustic parameter, MSBS (mean surface backscattering strength), is determined during surveys ... by pelagic krill trawls, which is not an effective means of taking measurements. Therefore, when analysing ... at the trawl mouth. The trawl opening (7 m2) is maintained during fishing operations by means of a special ...

    Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 161–169 : Author(s): Kasatkina, S.M

  8. Update on Patch v2: a simulation program in R for evaluating spatial management strategies to conserve structure and function of ecosystems

    spatial management strategies to conserve structure and function of ecosystems. Patch has been defined ... program in R for evaluating spatial management strategies to conserve structure and function of ecosystems ... management strategies to conserve structure and function of ecosystems. Patch has been defined specifically ... to conserve structure and function of ecosystems ...

    Meeting Document : WG-SAM-10/09 : Author(s): A.J. Constable (Australia)

  9. Assessments of by-catch in trawl fisheries at Heard and McDonald Islands

    ~ a t h y r a j a eatoni -is the dominant species. In 1996, CCAMLR included in Conservation Measures 109/XV and 11O/XV ... 0.97 Constable et al. generalised yield model (GYM) (Constable available data on mean lengths ... squares non-linear regression with the cited mean sizes at age weighted by the numbers at age. Ages less ... ) and 1 is the mean - length of fish greater than l' . l was calculated as the mean length of fish sampled ... (Statistical Division 58.5.2) to significantly affect, in the long term, spawning biomass of three taxa caught ... biomass estimates from surveys in the region from 1990 to 1993 and a limited amount of biological data ... commercial operations and the effectiveness of by-catch provisions (the 5% rule) set by CCAMLR in 1996 to ... by-catch during commercial activities in 1996/97 was approximately 5%, 58% and 11% of the respective ...

    Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 231–243 : Author(s): Constable, A.J., R. Williams and W.K. de la Mare

  10. Potential impacts of bottom trawling on benthic communities in Prydz Bay, Antarctica

    , 1979 and 1983), a suitable approach to the conservation of these communities would be to have areas ... 13.00' Table 2: Mean biomass of echinoderms retrieved in bottom trawls in Prydz Bay in February 1991 ... (n = 14). Echinoderm Mean Standard Class (g) Deviation Echinoidea 311 736 Asteroidea 1809 2511 ... , Ta6JIHu,a 1: KOOp,l{HHaTbI cTaHu,HH, BbInOJIHeHHbIX ,l{OHHbIMH TpaJIaMH B 3aJIHBe IIPIO,l{3, of bottom trawling on benthic communities in this region. The benthos was ... examined in trawls at 14 of the 22 random stations providing representative samples from different areas in ... most abundant taxa in terms of biomass. The wet-weighed ratio of benthos to finfish in the codend was ... demonstrate that the biomass of benthos that could be disturbed by commercial bottom trawling could be high in ...

    Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 403–410 : Author(s): Constable, A.J.

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