Search results
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Quantification of Southern Ocean phytoplankton biomass and primary productivity via satellite observations and biogeochemical models (submitted to the 2008 Joint CCAMLR-IWC Workshop)
:10.1016/j. ecolmodel.2006.07.045. Arrigo, K.R. and C.R. McClain. 1994. Spring phy- toplankton production ... summer 2007/08. Fluorescence line height (mW cm–2 μ m–1 sr–1) 0.001 0.003 ... among the group of 31 algorithms/models in the Southern Ocean (and more generally for SST < 10 ... , including iron and more realistic grazing rates compared to Pondaven et al. (2000), who used up to 10 ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 247–265 : Author(s): P.G. Strutton, N.S. Lovenduski, M. Mongin and R. Matear
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Estimation of effective sample size for catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial distribution
by changing the underlying age-structured assessment model. File: 07candy.pdf ... ′ 1 2 1 2 1 ln ln y ya ya y ya n p c n p (10) using nonlinear least squares (A. Dunn, pers. comm ... obtained from the integer values of year, y, so that for a 20-year simulation period y’ = y – 10 ... estima- tors. The expected value of the total sample size for a year, ny, is therefore 15 000, 10 000 ... -year simulation period to 8.12 for the last year with a value at year 10.5 of 7. For simulation Model ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 115–138 : Author(s): Candy, S.G
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Estimation of natural mortality using catch-at-age and aged mark-recapture data: a multi-cohort simulation study comparing estimation for a model based on the Baranov equations versus a new mortality equation.
of 0.07 to 0.14) estimates of M, but the BODE model estimate was substantially more precise. However, when ... in the BODE model, both models gave close to unbiased and reasonably precise (CVs of 0.07 to 0.14) estimates ... in %errorb Mean bias (%)c RMSE (%)d BODE Fix non_Me 0.10 1000 0.0939 0.0232 –6.92, –5.54 –6.07 6.50 0.13 ... non_Me 0.10 1000 0.0974 0.0512 –8.45, 2.86 –2.65 5.77 0.13 1000 0.1301 0.0307 –3.24, 3.37 0.10 3.07 ... 0.0307 –3.24, 3.37 0.10 3.07 0.16 1000 0.1631 0.0245 –0.79, 4.62 1.92 3.11 a Coefficient of variation ... na BODE λ, σL, σU DNf 0.1228 0.0837 –16.23, 5.91 –5.51 10.02 5.77 BODE None DNf 0.1601 0.2858 –42.07 ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 1–27 : Author(s): Candy, S.G.
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A von Bertalanffy growth model for toothfish at Heard Island fitted to length-at-age data and compared to observed growth from mark–recapture studies
(Goodyear, 1995), whereby length bins of, say, 10 mm are used and a maximum number of fi sh specifi ed ... sh- ery, the sampling protocol for age determination specifi es that a maximum sample size of 10 fi ... sh for each 10 mm length bin be sampled for the range of lengths between 400 and 1 000 mm ... (i)(a) for values of κm of 2κ (equation A9) and κ (equation A10). Jensen (1996) derived a value of κm of 1.5κ ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 43–66 : Author(s): Candy, S.G., A.J. Constable, T. Lamb and R. Williams
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Defining smaller-scale management units to further develop the ecosystem approach in managing large-scale pelagic krill fisheries in Antarctica
on harvesting are necessary, as well as the overall requirements for the monitoring program. File: 08 ... 08 constable-nicol PROOF.indd CCAMLR Science, Vol ... . Locarnini, B. Fach and E.J. Murphy. 1998. Krill transport in the Scotia Sea and environs. Ant. Sci., 10 ... on catch data from the krill fi shery). 10 0 00 0 2 00 0 00 C at ch ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 117–131 : Author(s): Constable, A.J. and S. Nicol
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Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region
21.8 881H 4.9 3.2 8.7 6.9 4.6 8.9 8.2 6.5 10.4 881I 5.9 7.3 16.5 5.5 6.0 14.4 7.0 8.3 15.6 881J 7.9 ... 3.5 5.8 11.3 5.5 6.5 12.4 6.8 7.2 881K 10.3 7.5 9.5 13.5 9.6 9.4 15.6 11.6 9.8 881L 9.6 4.1 5.7 8.6 ... ) 0 5 10 15 20 25 30 0 5 10 ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Author(s): Mormede, S., A. Dunn, S. Hanchet and S. Parker
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Revised estimates of the area of the South Georgia and Shag Rocks shelf (CCAMLR Subarea 48.3)
be used for future assessments and for assisting with the stratification of surveys. File: 08 ... on the continental shelf, South Georgia, sub- Antarctica. Geochem. Geophys. Geosyst., 9, Q07011: doi 10 ... –1 00 10 0– 15 0 15 0– 20 0 20 0– 25 0 25 0– 30 0 30 0– 35 0 35 0– 40 0 40 0– 45 0 45 ... 142 15 17 26 2 916 10 53.5 36 0 0 176 711 804 371 63 44 65 54 2 288 11 53.5 35 0 0 4 44 117 133 18 18 ... 57 35 1 141 27 55.5 35 0 0 0 0 14 34 25 25 10 20 128 Totals 1 855 1 901 7 510 10 172 11 510 5 516 ...
Science Journal Paper : CCAMLR Science, Volume 16 (CCAMLR Science, Volume 16) : 167–175 : Author(s): Belchier, M. and P. Fretwell
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Distribution and size–age composition of Antarctic krill (Euphausia superba) in the South Orkney Islands region (CCAMLR Subarea 48.2).
: 08sologub-remeslo.pdf ... using com- mercial trawls with 14–24 mm mesh size at depths ranging from 10 to 200 m. Trawling ... –7.0°С to +2.0°С and in March from –10.0°С to 0.0°С. The SST in 2010 varied from –0.4°С to +1.9 ... , the proportion of pre-spawning krill decreased dramatically (10%), and recently spent individuals (stage ... based on data of the Russian vessel Maxim Starostin. Document WGEMM10/8. CCAMLR, Hobart, Australia ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 123–134 : Author(s): Sologub, D.O. and A.V. Remeslo
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Diet of the Antarctic toothfish (Dissostichus mawsoni) from the Ross Sea, Antarctica (Subarea 88.1)
followed in importance in the diet. File: 08fenaughty-etal.pdf ... 08fenaughty et al for pdf.indd CCAMLR Science, Vol ... . 10 (2003): 113–123 113 DIET OF THE ANTARCTIC TOOTHFISH (DISSOSTICHUS MAWSONI) FROM THE ROSS SEA ... Scyphozoa medusae 1 0.04 4 0.2 Schleractinia coral 2 0.08 0 Crustacea 138 5.3 160 5.3 Decapoda prawns ... - - 153 5.1 Amphipoda amphipods - - 5 0.2 Isopoda isopods - - 2 0.07 Mollusca 199 7.7 532 17.6 ...
Science Journal Paper : CCAMLR Science, Volume 10 (CCAMLR Science, Volume 10) : 113–123 : Author(s): Fenaughty, J.M., D.W. Stevens and S.M. Hanchet
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Variations in condition indices of mackerel icefish at South Georgia from 1972 to 1997
the auspices of CCAMLR. File: 08everson-kock.pdf ... a Everson and Kock principios de la decada de 10s setenta. El kril es el coniponente principal de su ... ~ite 10s meses cercanos a la 6poca de desove, y aitn asi, el efecto es mucho inenor que 10s valores ... interpretacion de 10s resultados de las evaluaciones del ecosistema que se efectuan bajo 10s auspicios de la ... C, Last Spawning 1-7 1 1 .OO 3.5-4 1 .00 8 2 1.01 5 1.01 9 3 1.02 6 1.02 10 5 1.04 8 1.04 few ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 119–132 : Author(s): Everson, I. and K.-H. Kock