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Calibration of an acoustic echo-integration system in a deep tank, with system gain comparisons over standard sphere material, water temperature and time
should be meticulously measured, measured frequently, and matched to the pulse length used and the water ... minimise these effects, the TS gain and SA gain parameters should be meticulously measured, measured ... method is repeatable, thus allowing performance changes for the entire system to be monitored over time ... be taken to position the target on the acoustic axis of the survey transducer (Robinson, 1984). Then ... transducer beam pattern permits relative gain compensation algorithms to be effected off axis. Calibration ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 127–144 : Автор(ы): Demer, D.A. and R.P. Hewitt
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Use of the Leslie stock depletion model for the assessment of local abundance of Patagonian toothfish (Dissostichus eleginoides)
presents a re-working and synthesis of previous analyses to examine whether declines in CPUE can be ... consistent signal in the data for the depletion model to be used to estimate local abundance. A number of ... CCAMLR Science, Vol. 3 (1996): 55-77 USE OF THE LESLIE ... analyses to examine whether declines in CPUE can be modelled using a linear regression of catch per hook ... depletion model to be used to estimate local abundance. A number of possible explanations are considered ... size, and that this reduction would be indicated by a significant decline in an abundance index with ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 55–77 : Автор(ы): Parkes, G., C.A. Moreno, G. Pilling and Z. Young
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s-sc-xv-a4.pdf
... el objetivo de estimar B0 y se llevó a cabo desde enero a marzo de 1996. 3.32 También se
application/pdf attached to:WG-EMM-96
Meeting Report : WG-EMM-96
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An alternative method for estimating the level of illegal fishing using simulated scaling methods on detected effort
uncertainty increases as the evasion rate increases. This research suggests that it would be possible to ... 08 ball proof.indd CCAMLR Science, Vol. 12 (2005 ... increases. This research suggests that it would be possible to calculate a precautionary assessment of ... of illegal fi shing which has occurred. The estimation can then be used to assess levels of catch ... , by-catch and incidental mor- tality which can be attributed to illegal fi shing. Illegal fi shing is ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 143–161 : Автор(ы): Ball, I
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Schedule for the Thirty-fourth Meetings of the Commission and the Scientific Committee
Industry-Manager-Science Workshop on Feedback Management 10:00-15:00 Industry-Manager-Science Workshop ...
Page : Site Section: Meetings
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Factors that may influence the accuracy of abundance estimates from CCAMLR tag-recapture programs for Dissostichus spp. and best practice for addressing bias
to biases in tag-based abundance estimates, and methods that may be implemented to address these ... Science, Vol. 20 (2013): 63–72 63 Factors that may InFluence the accuracy oF abundance estImates From ... that may affect any tagging program or may need to be addressed when estimating stock abundance based ... the total population in a closed and fully mixed population will be equal to the ratio of tagged ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 63–72 : Автор(ы): Welsford, D.C. and P.E. Ziegler
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SC-CAMLR-38
(Bergen, Norway, 26 to 30 August 2019) SC-CAMLR-38/07 CCAMLR Science – Proposal for a special volume on ... CCAMLR’s management of the krill fishery CCAMLR Secretariat SC-CAMLR-38/08 Funding Science Capacity in ... Expanding CCAMLR’s consideration of whales in science and management Submitted by ASOC SC-CAMLR-38/BG/25 Rev ...
Meeting
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Selectivity of commercial and research trawls in relation to krill
, estimates of krill length based on data obtained using either commercial or research trawls will be biased ... CCAMLR Science, Vol. 4 (1997): 161-169 SELECTIVITY OF ... , estimates of krill length based on data obtained using either commercial or research trawls will be biased ... one which needs to be investigated. During recent years one of the main methods of estimating ... 2: Parameters of krill swarm. All krill specimens were found to be prespawners. Analysis of ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 161–169 : Автор(ы): Kasatkina, S.M
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e-sc-xiii-a5-appD.pdf
... method. • For water, the relevant depth of the water column was taken to be 200 m for CTD derived ... during the CTD measurements, should be undertaken to estimate the amount of wind-driven surface currents ... between FRAM and observational data seems to be in the Bransfield Strait. Data derived from direct ... . HEWITT US AMLR Program Southwest Fisheries Science Center PO Box 271 La Jolla, Ca. 92038 USA R
application/pdf attached to:WS-FLUX-94
Meeting Report : WS-FLUX-94
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Sea-surface temperature and krill catches around South Georgia in December–February 1989–1991 and 1999–2001
conducting a krill fishery in the area during the entire year. The reliability of these forecasts could be ... 11 vanyushin PROOF for pdf.indd CCAMLR Science, Vol ... conducting a krill fi shery in the area during the entire year. The reliability of these forecasts could be ... obtained from research and fi shing surveys, it was found that SST monitoring could be used in order to ... occur at the beginning of the summer fi shing season could be used for predicting krill catches for ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 165–174 : Автор(ы): Vanyushin, G.P
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