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Exploratory fishing for Dissostichus spp. in the Antarctic region (Subareas 48.1, 48.2 and 88.3)
(Latitude 68°49039;S), and from the Bellingshausen Sea (70°38039;S) to Clarence and Elephant Islands (61 ... °14039;S), while Patagonian toothfish (Dissostichus eleginoides) were caught in waters from King ... George Island in the South Pacific Ocean (61°24039;S) to the Scotia Sea in the South Atlantic (58°03 ... 039;S). Yields of Dissostichus spp. were very low in the three subareas, with values of only 5.7 g ... . Antarctic toothfish (Dissostichus mawsoni) were recorded around Peter I Island (Latitude 68"49'S), and ... from the Bellingshausen Sea (70'38's) to Clarence and Elephant Islands (61°14'S), while Patagonian ... Ocean (61°24'S) to the Scotia Sea in the South Atlantic (58'03's). Yields of Dissostichus spp. were ... , mawsoni) se rencontre des abords de l'ile Pierre 1" (6E049'S), dans la mer de Bellingshausen (70°38'S ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 1–17 : Autor(es): Arana, P.M. and R. Vega
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Possible effects of different levels of krill fishing on predators – some initial modelling attempts
suggested by the Joint Meeting of CCAMLR039;s Working Group on Krill (WG-Krill) and Working Group for the ... krill predator species. A 039;one-way039; interaction model is developed, in which krill abundance ... 039;two-way039; interaction model (including also the effect of differing predator consumption ... development of the 039;one-way039; analyses. File: 06butterworth-thomson.pdf ... OF DIFFERENT LEVELS OF KRILL FISHING ON PREDATORS - SOME INITIAL MODELLING ATTEMPTS D. S ... I ~ Y Y ~ H H R B O ~ M O K H ~ I X nocnegc~s,~$i npomlcna Kptinx nnx nmamwaxcx KpMneM X M ~ H M ... K o J ' I ~ ~ ~ H M R nononHeHMx CosMecTHo C n p e ~ s a p ~ r r e n b ~ o i i ~ ~ @ o p ~ a q u ... estiman 10s parametros de 10:s indices de supervivencia de 10s depredadores en funcion de la abundancia ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 79–97 : Autor(es): Butterworth, D.S. and R.B. Thomson
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A functional division of Electrona carlsbergi (Tåning, 1932) area of habitat in relation to the latitudinal zonation of the Southern Ocean
039;S. The survey was mainly focussed on studies of distribution of adult and pre-spawning Electrona ... Southern Atlantic along two meridional transects at 17° and 20°W in the latitudes from 37°30039; to 55°30 ... Zone and Subtropical Frontal Zone. The centre of the species039; area of habitat is in the Sub ... transects at 17° and 200W in the latitudes from 37°30' to 55°30'S. The survey was mainly focussed on ... , entre les latitudes de 37°30' et 55°30'S. La campagne d'etude etait principalement axee sur un examen ... latitudes 37°30' y 55°30'S. La prospeccion estuvo enfocada en el estudio de la distribucion de Electrona ... in the latitudinal band between 37°30' and 55°30'S. The choice of these two meridians was dictated ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 369–395 : Autor(es): Zemsky, A.V. and S.A. Zozulya
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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.
039;fully parametric039; BODE model is based on the Baranov ODE while the 039;semi-parametric039 ... time and does not estimate annual fishing mortality rates (i.e. the F ’s) or fishing selectivity ... (see Branch, 2009a, 2009b): ( )1, 1 , exp+ + = - -t a t a a tN N S F M (3) ( ){ }, , 1 exp= - - -+ a ... t t a t a a t a t S FC N S F M M S F (4) where Nt,a is the number in the population for a given ... + +- = - - -t a t a t a a tN N N S F M . (5) Candy 4 Equations (4) and (5) are denoted the BODE model ... equation it is appropriate to define 1 / = ¢ ¢= å Aa a aaS AS S , where there are A age-classes ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 1–27 : Autor(es): Candy, S.G.
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Marine debris and fishing gear associated with seabirds at sub-Antarctic Marion island, 1996/97 and 1997/98: in relation to longline fishing activity
and the 1997/98 field seasons. Fishing gear increased at a rate 10 times higher than 039;other039 ... ; (non-fishing) marine debris over this period. Sixty 039;rope nooses039; apparently used for ... most frequently in association with wandering albatross nests, while 039;other039; (non-fishing ... ~ ~ O C ~ X , 0 6 ~ a p y X e ~ ~ b S x B aCCOUHaUHH C MOPCKHMH IlTHUaMH Ha C Y ~ ~ H T ~ ~ K T H Y ... profundidad (Dissosticht~s elegitzoides) en 10s frigorificos de congelado rapido, y 23 anzuelos utilizados en ... debris, seabirds, incidental mortality, longline fishing, toothfish, Dissosticlu~s elegiizoides, Marion ... n mile Economic Exclusive Zone (EEZ) around Marion Island (46"55'S, 37'45'E) began during the ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 85–96 : Autor(es): Nel, D.C. and J.L. Nel
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Statistical power to detect changes in growth rates of Antarctic fur seal pups
(60°59.5039;S, 55°24.5039;W), the simulations suggest that following the protocol of the Standard ... Standard Method C1 (B). Using estimates of variance in pup weights obtained at Seal Island (60 0 59.5'S ... sur les estimations de variance de poids des jeunes, obtenues a 1'lIe Seal (60 0 59,5'S, 55°24,5'W ... variaci6n en el peso de los cachorros obtenidas en la Isla Seal (60 0 59,5'S, 55°24.5'W), las simulaciones ... parameters of predatory species. CCAMLR, WG-CEMP-89/S. SOKAL, R. R. AND F. J. ROHLF. 1981. Biometry. San ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/6 (Selected Scientific Papers, SC-CAMLR-SSP/6) : 399–409 : Autor(es): Boveng, P., J.L. Bengtson and M.E. Goebel
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Refinements to the strategy for managing depleted fish stocks based on CCAMLR objectives
studies for defining the terms 039;depleted039; and 039;target levels for recovery039; are briefly ... basis of conventional fisheries models. Similarly, identifying stock-recruitment (S-R) relationships ... (denoted L). These particular forms were chosen because they represent the bounds of the plausible S-R ... distribution with median determined by the S-R relationship and a coefficient of variation of 0.4. The ... , the S-R relationship plays a major role in determining the critical value of the fishing mortality. A ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/7 (Selected Scientific Papers, SC-CAMLR-SSP/7) : 467–475 : Autor(es): de la Mare, W.K. and A. Constable
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Feeding patterns of nine species of Antarctic fish and assessment of their daily food consumption
station was carried out in the Kosmonavtov Sea (67°50039;S; 41°24039;E) in March 1988. All samples ... Kosmonavtov Sea (67"50'S; 41°24'E) in March 1988. All samples were taken from the depth range 300 to 350 m ... la mer Kosmonavtov (67°50'S; 41°24'E) en mars 1988. Tous les echantillons ont ete preleves de la ... realiz6 una estaci6n de 36 horas de duraci6n en el mar de Kosmonavtov (6T50'S; 41°24'E) en marzo de 1988 ... station was carried out in the Kosmonavtov Sea (67°50' S; 41°25'E) on 23 to 24 March 1988. Adult ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 321–333 : Autor(es): Pakhomov, Y.A. and V.B. Tseitlin
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Analysis of changes in biomass of fish stocks in the South Georgia area in 1976/77-1986/87
operations were direct~d mainly at C. gunnari. In the seasons in which mixed catch~s prevailed (1977;78 ... Species * S u b d i vis i o n a 56 57 60 61 62 Total 1976/77 ANI 90 710 19 130 261 111 110 212 SSI 2 ... NOR 1 650 945 15 292 092 18 979 MZZ 825 73 139 1 612 390 3 039 Total 103 524 19 600 9 227 21 629 4 ... South Georgia by year, subdivision, depth zone and species. Seasona Species· S ubdivi s i o n s 56 ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 185-211 : Autor(es): Mucha, M. and W. Ślósarczyk
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Results of fish stock assessment survey, South Georgia, December 1987 - January 1988
1970039;s. A survey to monitor these stocks was carried out from December 1987 to January 1988. It ... SURVEY, SOUTH GEORGIA, DECEMBER 1987 - JANUARY 1988 J. E. McKenna, Jr. and S. B. Sail a Abstract ... Commercial fish stocks around South Georgia have been declining since the early 1970's. A survey to monitor ... stocks have been declining since the late 1970's (Kock 1985,1986; Gabriel 1987). In the early 1970's the ... fishery in the South Georgia region in the early 1970's. Everson (1977) estimated the pristine stock at ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 19-52 : Autor(es): McKenna, Jr., J.E. and S.B. Saila