Resultados de la búsqueda
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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
com- mercial cruises from 1999/2000 to 2002/03, giving a total set of 3 196 age–length pairs obtained ... (A – λ)} (3) where δ(A, λ) = 1; A ≤ λ = 0; A > λ and α0 and λ are parameters to be ... ), it can be seen that this approxima- tion assuming κm = 2κ is given by ( ) { }( ) 1 2 2 2 2 3 | 2 ... calculated using season-specifi c values of *jp (Candy, 2005). Figure 3 shows length-at-age data and the ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 43–66 : Autor(es): Candy, S.G., A.J. Constable, T. Lamb and R. Williams
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Improving estimates of Adélie penguin breeding population size: developing factors to adjust one-off population counts for availability bias
attendance were 114, 96 and 135 for cameras 1–3 respectively. The dates of maximum decline in adults for ... camera locations 1–3 were 22, 20 and 22 November respectively (left-hand verti- cal dashed lines, Figure ... thereafter declined quickly (Figure 3). AO nest counts on the reference date were 58, 51 and 62 for cameras ... 1–3 respectively. AO nest adjustment fac- tors are by definition always unity at the reference ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 229–241 : Autor(es): Southwell, C., J. McKinlay, L. Emmerson, R. Trebilco and K. Newbery
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Bias in the estimation of krill yield from using a deterministic formulation of the median unexploited spawning biomass
~ H H O ~ ~ H ~ ~ ~ C T O B O ~ ~ ~ H o M ~ c c o ~ ~ . 3 T H MOAenM HCIIOnb3yIoTCR AJIR YYeTa ... KPHTHYeCKOe HcToWeHHe sanaca, H cocToxHHe sanaca B KoHqe PacveTa. 3~14 SHBY~HHR, nonyYeHHbIe no BCeM ... npeAoxpaHHTenbHoro Y P O B H X BhlnoBa KPHJIR , npHHxThIx AHTKOM~M, IIOCKoJIbKy B AaHHoM CJIyYae 0 6 5 I 3 a ~ e ... deterministic method for estimating the median pre- exploitation spawning biomass ( 3, in Constable and de ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 1–8 : Autor(es): Constable, A.J. and W.K. de la Mare
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An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia
~ ~ Y ~ H H X s 3 a ~ ~ o ~ e i i c ~ s n a npoMbrcnosbIx onepaqaii c MOPCKAMH ~ T A U ~ M H H ... . , 6b1n p a 3 ~ e ~ q e ~ ~ P U T ~ H C K H ~ ~ Ha6Am~aTeJIb. B XOAe AaHHOrO ACCJIenOBaHHX C MapTa no ... mother line was attended by one or two winchmen working a watch of c. 3 to 4 hours. As they came to the ... hauling after setting of the line had continued into early daylight hours on 3 April: these were ...
Science Journal Paper : CCAMLR Science, Volume 5 (CCAMLR Science, Volume 5) : 217–230 : Autor(es): Ashford, J.R. and J.P. Croxall
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Use of indices of predator status and performance in CCAMLR fishery management
of resources should not be detrimental to natural consumers (see Article 11, paragraph 3{b)). This ... the start of a new fishery. 357 -------------------------- ----- 2. 3 Harvesting Perspective ... and places, may have significant adverse effects. 3. SPECIFIC APPROACHES lt is not intended to ... . 3. 1 Outline of Approach 3.1 .1 Preparation ( i) Rank or group parameters according to relevance ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 353–365 : Autor(es): Croxall, J.P.
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Line weights of constant mass (and sink rates) for Spanish system Patagonian toothfish longline vessels
. For each type of weight and each mass of weight, 10 replicates were set in series (Figure 3). A repli ... , TDRs were Figure 3: Setting order of replicates within weight types and weight masses used in the ... mass (Table 3). Although Chilean longlines with steel weights attached were faster to the seabed than ... . The research was Table 3: Comparative differences in time taken (in minutes) for longlines equipped ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 93–106 : Autor(es): Robertson, G., C.A. Moreno, E. Gutiérrez, S.G. Candy, E.F. Melvin and J.P. Seco Pon
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Trends in relative abundance of fjord Notothenia rossii, Gobionotothen gibberifrons and Notothenia coriiceps at Potter Cove, South Shetland Islands, after commercial fishing in the area
regression of the number of fish per haul for a particular date. Relative catches are presented in Figure 3 ... declined from 29% in March 1983 to 3% in April 1991. Likewise, the relative abundance of G. gibberifvons ... declined from 19% in March 1985 to 0.2% in January 1989 (Figure 3). Subsequently, N. rossii increased to ... 8% in 1998 and to 14% in 1999, while G. gibbevzfrons remained at the same low level (Figure 3 ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 43–52 : Autor(es): Barrera-Oro, E.R., E.R. Marschoff and R.J. Casaux
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A potential feedback approach to ecosystem-based management: Model Predictive Control of the Antarctic krill fishery
k k k r P P B r P P B ζ ζ γ γ é ùé ù-ê úê ú ê úë û ê úé ùê ú-ê úê úë û ¢ ¢ ûë (3) where ... . (4) The sequences of random variables (Equa- tions 2 and 4) are autocorrelated (Figure 3). This was ... narrower dispersion and only 0% and 3% respectively of trajectories falling below the 60% LRP (Figure 5 ... . Mar. Sci., 57 (3): 778–791. Couchman, P.D., M. Cannon and B. Kouvaritakis. 2006. Stochastic MPC with ...
Science Journal Paper : CCAMLR Science, Volume 20 (CCAMLR Science, Volume 20) : 119–137 : Autor(es): Hill, S.L. and M. Cannon
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Areal and seasonal extent of sea-ice cover off the northwestern side of the Antarctic Peninsula: 1979 to 1996
CC3OHHOrO PaCIIPOCTpaHeHMSl MOpKCOrO nbAa B pZlfi0He nnowanblo 1,25 X 10"~' K c e ~ e p o - 3 a n a ~ y OT ... oC06eHHoCTefi neARHOr0 IIOKpOBa B Mope 6 e n n E I ~ ~ r a y 3 e ~ a . nepHonb1 0 6 m ~ p ~ o r o 3HMHerO ... o 6 m ~ p ~ o r o neAxHoro noKposa He k i 3 ~ e ~ a n a c b . rononbre Kpnnbre p8CnpOCTpaHeHHR ... in Figure 3, which describes the seasonal variability in sea-ice cover over the subsampled area in ...
Science Journal Paper : CCAMLR Science, Volume 4 (CCAMLR Science, Volume 4) : 65–73 : Autor(es): Hewitt, R
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Defining smaller-scale management units to further develop the ecosystem approach in managing large-scale pelagic krill fisheries in Antarctica
shing ground’ (Figure 3). A fi shing ground is an area in which the long-term economic effi ciency ... (CCAMLR). ICES J. Mar. Sci., 57 (3): 778–791. Constable, A.J., S. Nicol and P. Strutton. In press ... fi shery. CCAMLR Science, 3: 1–11. Hofmann, E.E., J.M. Klinck, R.A. Locarnini, B. Fach and E.J ... near the South Shetland Islands. CCAMLR Science, 3: 125–136. Kawaguchi, S., T. Ichii and M ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 117–131 : Autor(es): Constable, A.J. and S. Nicol