Search results
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Zooplankton: Trophic modelling of the Ross Sea
winter (Kirkwood, 1996; see also Pakhomov & Perissinotto, 1997). The mean time for the eggs ... –299 m. This means that the measurements made were often not sampling the whole population as O’Brien ... an estimate of the mean E. crystallorophias biomass within each of the three depth groups. Sala et al. (2002 ... , with a few very large exceptions. As the means of such data may be oversensitive to extreme values ... . Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... Description / Abstract: A supporting document to the CCAMLR Science paper: M.H. Pinkerton, J.M ...
Document : Site Section: Publications
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Catch-at-age analysis applied to new fisheries: the case of Dissostichus eleginoides
Abstract / Description: Traditionally, the approach used in the assessment of new fisheries has been based ... resource by coarse methods. The main aim of such surveys is to monitor fishing operations in order to ... Dissostichus eleginoides off the south of Chile which is being conducted in accordance with CCAMLR regulations ... Paper Title: Catch-at-age analysis applied to new fisheries: the case of Dissostichus eleginoides ... , the approach used in the assessment of new fisheries has been based on research surveys, making it ... of a comprehensive, statistically-based sampling plan. In developed fisheries, the evaluation ... appears to be the best way of performing scientific research in remote areas in an economically feasible ... population; • the stock is in a state of equilibrium before the commencement of research surveys ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 3–9 : Author(s): Zuleta, A.V. and C.A. Moreno
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Draft MPA Report for the South Orkney Islands, Subarea 48.2; Part of CCAMLR MPA Planning Domain 1, Western Peninsula – South Scotia Arc
that under Article II, CCAMLR is obliged to protect and conserve the marine ecosystem whilst also considering ... notes that under Article II, CCAMLR is obliged to protect and conserve the marine ecosystem whilst also ...
Meeting Document : WG-EMM-13/10 : Author(s): P. Trathan and S. Grant (United Kingdom)
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Preliminary assessment of the South Georgia ray populations
a conservative, low value of r thought to be representative of long-lived rajids, but conducted sensitivity tests ... but not with respect to r, the intrinsic rate of growth of the ray population. We chose a conservative, low value ...
Meeting Document : WG-SAM-07/11 : Author(s): D.J. Agnew, R. Mitchell, T. Carruthers, J. Roberts, R. Hillary and J. Pearce (United Kingdom)
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THE POWER OF ECOSYSTEM MONITORING
(Aquat. Conserv., 17 (S1): 79–92 (2008), doi: 10.1002/aqc.909) ...
Meeting Document : WG-EMM-08/P11 : Author(s): K. Reid, J.P. Croxall and E.J. Murphy
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Areas of seabed within the 500 m isobath around Elephant Island (Subarea 48.1)
29.36 120.85 55'00' - 54O3OfW 2.13 223.40 29.79 26.81 15.74 47.66 38.30 14.89 28.09 ... Paper Title: Areas of seabed within the 500 m isobath around Elephant Island (Subarea 48.1 ... trawl surveys around Elephant Island (the northernmost island of the South Shetland Islands) from 1977 ... /78 to 1992/93. The results are presented in table format. File: 10kock-harm.pdf ... ) Abstract / Description: Areas of seabed within 50 m depth contours to a depth of 100 m, and within 100 m ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 131–135 : Author(s): Kock, K.-H. and U. Harm
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Fishes: Trophic modelling of the Ross Sea
, occupy the entire water column. At McMurdo Sound it was recorded using video at mean depths of 168 ... and maximum average fish weight of 5.1 kg. The mean length and weight for fish in the fishery is about 70 cm ... . Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... Description / Abstract: A supporting document to the CCAMLR Science paper: M.H. Pinkerton, J.M ...
Document : Site Section: Publications
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Sea Ice Biota: Trophic modelling of the Ross Sea
. logarithmic) mean of the maximum and minimum values. This is consistent with studies such as Palmisano ... g-1Chl a (summer). Garrison et al. (2003) give values between 23 and 94, mean of 44 gC g-1Chl ... productivity rate are given in a study, we assume that the average value is the logarithmic mean ... production of 0.3–13 TgC/y, with a mean value of 1.8 TgC/y. The presence of the large Ross Sea polynya ... . Bradford-Grieve and S.M. Hanchet. 2010. A balanced model of the food web of the Ross Sea, Antarctica ... Description / Abstract: A supporting document to the CCAMLR Science paper: M.H. Pinkerton, J.M ...
Document : Site Section: Publications
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Guidelines for the preparation of hydroacoustic survey reports on krill
no rHAPoaKYCTHQeCKOM C"beMKe, BbInOJIHeHHOM COBeTCKHM HCCJIeAOBaTeJIbCKHM CYAHOM "OAHcceM" B Mope CKOTHR B rrepHoA ... paBHRnOCh 25 MHnRM. Ha TpeTheM H qeTBepTOM cTpaTax nrraHHpoBarrH 60nee qacTYID ceTKY, TaK KaK TaM ... Paper Title: Guidelines for the preparation of hydroacoustic survey reports on krill Abstract ... / Description: The proposed guidelines provide an opportunity to perform comparative analyses and checks of ... surveys. The unification of echometric survey data is aimed at increasing the effectiveness of research on ... the quantitative assessment of biomass of organisms. The guidelines contain a description of ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 165-193 : Author(s): Kalikhman, I.L.
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Evaluation on the performance of echosounder on a fishing vessel using maximum seabed backscattering
inter-annual difference of the mean value of the maximum seabed backscattering (S v, dB) for single ping ... -annual difference of the mean value of the maximum seabed backscattering (Sv, dB) for single ping were ...
Meeting Document : SG-ASAM-18/06 : Author(s): X. Wang, X. Yu and X. Zhao