Resultados de la búsqueda
-
Assessing the power to detect systematic change in Adélie penguin foraging trip duration
that mean foraging trip duration is constant for years i = 1,2,…,a prior to an impact (i.e. Mi = M0 ... that changed level thereafter (i.e. Mi = M0(1 + p) for i = a+1,a+2,…,a+b thereafter). This can be ... impact (i.e. Mi+1 = Mi + pMi, or 1 1i i M p M + = + , where Mi is the expected trip duration in ... years could be expressed as log(Mi+1) – log(Mi) or 1log i i M M + . The require- ment ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 201–215 : Autor(es): Southwell, C., J. Clarke and L.M. Emmerson
-
Estimation of effective sample size for catch-at-age and catch-at-length data using simulated data from the Dirichlet-multinomial distribution
given by ˆ ˆ ˆ/y y y y yn h m (8). Method 2 (MI) is that described in Appendix 2 of McAllister and ... quartile; PML – profile maximum likelihood; MI – McAllister and Ianelli (1997); Dunn – Dunn and Hanchet ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 115–138 : Autor(es): Candy, S.G
-
A simulation study of the method of deriving natural mortality rate using data for Champsocephalus gunnari in Subarea 48.3
values of natural mortality Mi, i = 1,2, ..... j is assumed to be known. Then the algorithm for the ... value of natural mortality Mi is selected from the set of its possible values; (ii) a VP A is run ... ~), E~P)for pEP. (iv) the simulation is run for a number of values of natural mortality Mi, i = 1,2 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 69–83 : Autor(es): Gasyukov, P.S. and R.S. Dorovskikh
-
Significant intra-annual variability in krill distribution and abundance at South Georgia revealed by multiple acoustic surveys during 2000/01
(au début de la saison), fi n décembre 2000/début janvier 2001 (mi-saison) et en mars 2001 (vers la ... transects à l’intérieur d’une case, au nord-ouest de la Géorgie du Sud. La campagne de mi-saison ... campagne de mi-saison était moins importante dans la case ouest que dans la case est (80,4 g m-2 ... mi-saison ne révélait aucune différence importante dans la densité moyenne du krill dérivée ...
Science Journal Paper : CCAMLR Science, Volume 9 (CCAMLR Science, Volume 9) : 71–82 : Autor(es): Brierley, A.S., C. Goss, S.A. Grant, J.L. Watkins, K. Reid, M. Belchier, I. Everson, M.J. Jessop, V. Afanasyev and J. Robst
-
Potential interactions between wandering albatrosses and longline fisheries for Patagonian toothfish at South Georgia
periode de couvaison des jeunes, cependant, a savoir de mars 2 mi-mai, les oiseaux adultes des deux sexes ... la palangre de D. eleginoides de maniere a eviter toute p@che entre fin fevrier et mi-mai ...
Science Journal Paper : CCAMLR Science, Volume 3 (CCAMLR Science, Volume 3) : 101–110 : Autor(es): Croxall, J.P. and P.A. Prince
-
Estimating optimal observer coverage in the Antarctic krill fishery
units (vessels) Mi: number of secondary units (hauls for vessel i) n: number of primary units that are ... sampled mi: number of secondary units that are sampled 2 U: sample variance between vessels σ2: sample ... a given ves- sel (mi). Since σ2 includes intra-vessel variation from both between hauls and between ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 139–154 : Autor(es): Agnew, D.J., P. Grove, T. Peatman, R. Burn and C.T.T. Edwards
-
Analysis of krill trawling positions north of the South Shetland Islands (Antarctic Peninsula area), 1980/81–1999/2000
. 1997. Catch per ~mi t effort and proportional recruitment indices from Japanese krill fishery data ... isbbatas, pero fuera clel intervalo de 57-64"W (ciistancias mi~iimas, D), no flieron analizados ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 25–36 : Autor(es): Kawaguchi, S. and K. Segawa
-
On the power to detect changes using the standard methods for monitoring parameters of predatory species
effectues de fin decembre a mi-fevrier; les donnees de 1988/89 proviennent d'echantillons preleves lors de ... voyages effectues de mi-janvier a fin fevrier. Changements, au cours d'une saison, de la duree des ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 377–397 : Autor(es): Boveng, P. and J.L. Bengtson
-
Food consumption by predators in a CCAMLR integrated study region
consommation de nourriture (tous les oiseaux de mer), mi- fevrier. Distribution de la consommation de ... nourriture, gorfous macaroni et papou, mi- janvier. Consommation de nourriture par les gorfous macaroni ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 489–519 : Autor(es): Croxall, J.P., C. Ricketts and A.G. Wood
-
Low breeding success of the Adélie penguin at Béchervaise Island in the 1998/99 season
distance de la colonie B la bordure des glaces de mer a la mi-janvier chaque annee est egalement indiquee ... . L'etendue des glaces de mer vers le nord B la mi-janvier est egalement indiquee. Figure 2: Courbes de ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 151–167 : Autor(es): Irvine, L.G., J.R. Clarke and K.R. Kerry