Search results
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Timing of clutch initiation in Pygoscelis penguins on the Antarctic Peninsula: towards an improved understanding of off-peak census correction factors
two components. One is a model to estimate the date of peak egg laying for a given site in a given ... 0.6 0.8 1.0 Fr ac tio n of m ax im um c ou nt 0 5 10 15 20 25 30 Days since maximum count ... 0 5 10 15 20 25 30 Days since maximum count 0 5 10 15 20 25 30 Days since maximum count Adelie gentoo ... Days since maximum count 0 5 10 15 20 25 30 0 5 10 ... Paper Title: Timing of clutch initiation in Pygoscelis penguins on the Antarctic Peninsula ... : towards an improved understanding of off-peak census correction factors Abstract / Description: Penguin ... censuses on the Antarctic Peninsula are often subject to logistical challenges that preclude nest counts ... . In this paper the authors present an analysis relating to both these challenges. Clutch initiation ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 149–165 : Author(s): Lynch, H.J., W.F. Fagan, R. Naveen, S.G. Trivelpiece and W.Z. Trivelpiece
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Inter-annual variability in krill density at South Georgia: 1997–2012
one year were driving the mean krill density estimates for the WCB in that year. WCB krill density ... (µ, mean density for the area) showed several years of moderate to high values (µ > 30 gm ... -2) interspersed with years (1999-2000, 2004, 2009-2010) of very low density (µ < 30 gm-2). Author ... 7% of the maximum reset densities observed. Hence, only the densest krill swarms detected in any one year were ...
Meeting Document : WG-EMM-13/14 : Author(s): S. Fielding, J.L Watkins, P. Trathan, P. Enderlein, C. Waluda, C. Goss, G. Stowasser, G. Tarling and E. Murphy (United Kingdom)
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Biodiversity of the benthos off Kerguelen Islands: overview and perspectives
been neglected and understudied during the last 30 years. The Kerguelen Plateau, situated ... and understudied during the last 30 years. The Kerguelen Plateau, situated at the northern limit of the Polar Front ... Abstract: The Kerguelen Plateau possesses a very diverse benthic fauna. Over the years ... at the northern limit of the Polar Front is probably one of the best study areas to (1) monitor the impact ...
Meeting Document : WS-MPA-11/P03 : Author(s): N. Améziane, M. Eléaume, L.G. Hemery, F. Monniot, A. Hemery, M. Hautecoeur and A. Dettaï
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Reports on biological information of toothfish with special reference to bycatch, depredation and spawning dynamics in Division 58.4.4 a & b by Shinsei maru No. 3 during 2008–14 seasons
method and grenadier bycatch method by Gasco et al. (2014) using two size levels of unit cell ... , and generalized linear model with stepwise process for separating two areas, SSRUs 58.4.4aA & 58.4.4bB ... in the same SSRU. The depredation rate in weight was estimated to be 20-25% in SSRUs 58.4.4aA & 58.4.4bB ... method and grenadier bycatch method by Gasco et al. (2014) using two size levels of unit cell ...
Meeting Document : WG-FSA-15/21 : Author(s): K. Taki and T. Ichii (Japan)
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Review of biological characteristics of the Antarctic toothfish (Dissostichus mawsoni) and its distribution in Antarctic waters
of D. mawsoni are mentioned only in brief. Most published materials refer to studies conducted in the 1970-1980s ... for the assessment of its biomass and identification of its stocks. The trophodynamics of D. mawsoni are mentioned ...
Meeting Document : WG-FSA-98/37 : Author(s): Secretariat
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Methods of age determination for mackerel icefish (Champsocephalus gunnari Lönnberg 1905) from the South Georgia Island shelf
of fish longer than 30 cm having an enlarged otolith centre. An age/length key for the third quarter ... of the year was also calculated. File: 04-Frolkina.pdf ... of otolith could be used to adjust age assessments of fish longer than 30 cm having an enlarged otolith ... centre. An age/length key for the third quarter of the year was also calculated. ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 37–49 : Author(s): Frolkina, Zh.A.
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Reports on abundance and biological information on toothfish in Divisions 58.4.4a and 58.4.4b by Shinsei Maru No. 3 in 2011/12 season
during the survey in two SSRUs (B & C) of Ob Lena Bank. Total catch (excluding tagged and released ... of 133 killer whales (Orcinus orca) were observed at the 30 hauls. All of whales observed ... the survey in two SSRUs (B & C) of Ob Lena Bank. Total catch (excluding tagged and released fish ... whales (Orcinus orca) were observed at the 30 hauls. All of whales observed and the predatory damaged ...
Meeting Document : WG-SAM-12/16 : Author(s): K. Taki, T. Iwami, M. Kiyota and T. Ichii (Japan)
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Preliminary results of RV Dmitriy Stefanov researches in the Antarctic area of the Atlantic Ocean in April 1992
the polygon of 30 x 30 miles in the fishing area northwestward of Coronation Island in 18-22 April,1992 ... obtained. The balance of krill transport from and into the polygon was calculated. The first two dublicates ... revealed the krill accumulation in the contour, and the second two showed the loss. The accumulation was 52 ... The oceanological, hydroacoustic and trawling surveys were carried out within the polygon of 30 ...
Meeting Document : WG-CEMP-92/33 : Author(s): L.G. Maklygin, V.N. Shnar, A.V. Remeslo, A.P. Malyshko, I.A. Trunov, I.A. Barabanov, V.P. Shopov (Russian Federation) and A.G. Shepelev (Ukraine)
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Conservation Measure Conservation Measure 10-07 (2005)
in accordance with Article IX.2(i) of the Convention: 1. The Contracting Parties request non-Contracting ... of Contracting Parties, and any subsequent action shall be transmitted within one business day to the Commission ... in accordance with Article XXII of the Convention. The Executive Secretary shall transmit this information ... to all Contracting Parties, within one business day of receiving it, and to the Flag State of the vessel ...
Conservation Measure : 10-07 (2005)
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Investigating emigration in stock assessment models of Antarctic toothfish (Dissostichus mawsoni) in Subarea 88.2 SSRUs 88.2C–H
of tagged fish with few being recaptured after more than 3 years at liberty, a steepening of the decay rate ... that includes both tagged and untagged fish), but requires a significant amount of immigration each year ... to explain the remaining data. Models that include more than one area may be required to model both ... have developed models for (i) SSRU 88.2H using tag recaptures from 1 year at liberty; (ii) SSRU 88.2H ...
Meeting Document : WG-FSA-14/56 : Author(s): S. Mormede, A. Dunn and S.M. Hanchet (New Zealand)