Resultados de la búsqueda
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A simple approach for calculating the potential yield of krill from biomass survey results
Paper Title: A simple approach for calculating the potential yield of krill from biomass survey ... MB 0 for a krill fishery in which both the fishery and krill growth are seasonal. The criterion used ... median pre-exploitation level over a 20 year period of harvesting should equal 10%. The value of, λ ... WG-KRILL-91/24 A SIMPLE APPROACH FOR CALCULATING THE ... ** Abstract Estimates are calculated for the parameter 'A, in the yield equation Y = 'A,MB 0 for a kriU ... -exploitation level over a 20 year period of harvesting should equal 10%. The value of 'A, depends strongly on ... . Resume Calculs d'estimations du parametre 'A, dans l'equation de rendement Y = 'A,MBo pour une ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 207–217 : Autor(es): Butterworth, D.S., A.E. Punt and M. Basson
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Soviet proposals for a program of ecosystem monitoring in the Commonwealth Sea and Prydz Bay
Paper Title: Soviet proposals for a program of ecosystem monitoring in the Commonwealth Sea and ... Prydz Bay Abstract / Description: A general framework for a joint international CCAMLR Ecosystem ... - 355 - WG-CEMP-86/7 SOVIET PROPOSALS FOR A PROGRAM OF ... ECOSYSTEM MONITORING IN THE COMMONWEALTH SEA AND PRYDZ BAY U.S.S.R. Abstract A general framework for ... a joint international CCAMLR Ecosystem Monitoring Program in the Prydz Bay area is proposed. Major ... ' echant1110nnage et que toutes les activites relatives a la recherche soient coordonnees par les membres de la ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/3 (Selected Scientific Papers, SC-CAMLR-SSP/3) : 355-362 : Autor(es): USSR
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Results of a longline survey on seamounts in the southeast Atlantic and in Subarea 48.6 and Division 58.4.4
Paper Title: Results of a longline survey on seamounts in the southeast Atlantic and in Subarea ... 48.6 and Division 58.4.4 Abstract / Description: A bottom longline survey took place between 22 ... between areas. Catch per unit effort ranged from a maximum value of 359 kg/1 000 hooks on Ob and Lena ... Banks to a minimum of 185 kg/1 000 hooks on Meteor Bank. File: 08lopez-abellan.pdf ... RESULTS OF A LONGLINE SURVEY ON SEAMOUNTS IN THE SOUTHEAST ATLANTIC AND IN CCAMLR SUBAREA 48.6 (ATLANTIC ... , Espaiia Abstract A bottom longline survey took place between 22 October and 1 December 1997, and ... per unit effort ranged from a maximum value of 359 kg/l000 hooks on Ob and Lena Banks to a minimum of ... 185 kg/l000 hooks on Meteor Bank. Resume Lors d'une campagne d'evaluation a la palangre de fond ...
Science Journal Paper : CCAMLR Science, Volume 6 (CCAMLR Science, Volume 6) : 99–116 : Autor(es): López Abellán, L.J. and J.F. González Jiménez
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A fine-scale model of the overlap between penguin foraging demands and the krill fishery in the South Shetland Islands and Antarctic Peninsula
Paper Title: A fine-scale model of the overlap between penguin foraging demands and the krill ... for a number of reasons, an alternative method of calculating an index of fishery-predator interaction ... the krill resource and is based on a detailed model of penguin foraging patterns combined with catch ... C C M L R Science, Vol. 2 (1995): 99-110 A FINE -SCALE ... Islands). As this index has proven unsuitable for a number of reasons, an alternative method of ... functional interaction between these two utilisers of the krill resource and is based on a detailed model of ... 100 km autour des colonies des manchots pendant leur saison lde reproduction (de decembre a mars ...
Science Journal Paper : CCAMLR Science, Volume 2 (CCAMLR Science, Volume 2) : 99–110 : Autor(es): Agnew, D.J. and G. Phegan
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A review of the diet and at-sea distribution of penguins breeding within the CAMLR Convention Area (submitted to the 2008 Joint CCAMLR-IWC Workshop)
Paper Title: A review of the diet and at-sea distribution of penguins breeding within the CAMLR ... . These models require information on the number of predators in a population, their nutritional demands ... will be of utility to modellers as a source of parameters, and to penguin biologists by providing ... A key objective for CCAMLR is to estimate the biomass of different prey species consumed by ... produce estimates of total prey consumption require data on the number of indi- viduals in a population ... methods for studying the diet and at-sea distribution of penguins and a commentary on the uncertainties ... division and subareas (for a map of these see www.ccamlr.org/en/organisa- tion/convention-area ...
Science Journal Paper : CCAMLR Science, Volume 19 (CCAMLR Science, Volume 19) : 75–114 : Autor(es): Ratcliffe, N. and P. Trathan
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Intra-annual variability in the density of Antarctic krill (Euphausia superba) at South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ‘annual’ estimates of krill density
South Georgia, 2002–2005: within-year variation provides a new framework for interpreting previous ... and environmental parameters continuously. A distinct seasonal pattern in krill density, recurring ... = 64.2). A sinusoidal regression model (period = 52 weeks) with time as the independent variable ... representative of krill density in a wider spatial context (ship surveys cover c. 100 x 100 km). Data from moored ... ) AT SOUTH GEORGIA, 2002–2005: WITHIN-YEAR VARIATION PROVIDES A NEW FRAMEWORK FOR INTERPRETING ... environmental parameters continuously. A distinct seasonal pattern in krill density, recurring consistently ... –2, SD = 24.3), but had risen substantially by summer in each year (mean = 89.5 g m–2, SD = 64.2). A ... , suggesting that the point estimates from moored instruments were representative of krill density in a wider ...
Science Journal Paper : CCAMLR Science, Volume 14 (CCAMLR Science, Volume 14) : 27–41 : Autor(es): Saunders, R.A., A.S. Brierley, J.L. Watkins, K. Reid, E.J. Murphy, P. Enderlein and D.G. Bone
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A comparison between otoliths and scales for use in estimating the age of Dissostichus eleginoides from South Georgia
Paper Title: A comparison between otoliths and scales for use in estimating the age of ... understanding the population dynamics and productivity of a fish stock. The use of scales to estimate age can ... with age. Patagonian toothfish (Dissostichus eleginoides) is considered to be a long-lived species ... CCAMLR Scicrzce, Vol. 8 (2001): 75-92 A COMPARISON ... the population dynamics and productivity of a fish stock. The use of scales to estimate age can ... with age. Patagonian toothfish (Dissoslicliirs elcginoides) is considered to be a long-lived species ... composition en dges est fondainentale pour la comprPhension de la dynaniique des populations et a la ...
Science Journal Paper : CCAMLR Science, Volume 8 (CCAMLR Science, Volume 8) : 75–92 : Autor(es): Ashford, J.R., S. Wischniowski, C. Jones, S. Bobko and I. Everson
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A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across the Scotia Sea and in small-scale management units from the CCAMLR-2000 Survey
Paper Title: A quantified Bayesian Maximum Entropy estimate of Antarctic krill abundance across ... : A probabilistic Bayesian Maximum Entropy (MaxEnt) technique was used to estimate the abundance of ... tonnes, with a standard deviation of 10 million tonnes. The MaxEnt method provides new insights into the ... CCAMLR Science, Vol. 13 (2006): 97–116 97 A ... Madingley Road Cambridge, CB3 0HE United Kingdom Abstract A probabilistic Bayesian Maximum Entropy ... biomass inferred for the survey area was 208 million tonnes, with a standard deviation of 10 million ... (MaxEnt) a permis d’estimer l’abondance du krill antarctique (Euphausia superba) dans l’ensemble de la ...
Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 97–116 : Autor(es): Heywood, B.G., A.S. Brierley and S.F. Gull
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Joinville–D’Urville Islands (Subarea 48.1) – a former fishing ground for the spiny icefish (Chaenodraco wilsoni), at the tip of the Antarctic Peninsula – revisited
Paper Title: Joinville–D’Urville Islands (Subarea 48.1) – a former fishing ground for the spiny ... primarily fish 25–35 cm long. The fish fauna at the tip of the Antarctic Peninsula represents a combination ... (Euphausia superba) formed a major element in the diet of icefish. File: 01kock-etal-joinville.pdf ... CCAMLR Science, Vol. 11 (2004): 1–20 JOINVILLE–D’URVILLE ISLANDS (SUBAREA 48.1) – A FORMER FISHING ... fi sh 25–35 cm long. The fi sh fauna at the tip of the Antarctic Peninsula represents a combination ... (Euphausia superba) formed a major element in the diet of icefi sh. Résumé Au cours de l'expédition ... février 2002 au nord des deux îles à des profondeurs de 149 à 282 m. Une analyse a été faite des rapports ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 1–20 : Autor(es): Kock, K.-H., L. Pshenichnov, C.D. Jones, K. Shust, K.E. Skora and Zh.A. Frolkina
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Results of fish larvae sampling by means of fine-meshed samplers attached to a bottom trawl
Paper Title: Results of fish larvae sampling by means of fine-meshed samplers attached to a ... bottom trawl Abstract / Description: Fine-meshed samplers were attached to the top of a bottom trawl in ... trawl belly, not to the codend. A total of 12 fish species were recorded. The most common fishes caught ... OF FINE-MESHED SAMPLERS ATTACHED TO A BOTTOM TRAWL W. SI6sarczyk and I. W6jcik Abstract Fine ... -meshed samplers were attached to the top of a bottom trawl in order to provide information on the ... nets were more effective in sampling when attached to the top of the trawl belly, not to the codend. A ... Georgia area are discussed. Resume Des echantillonneurs a mailles fines furent attaches en haut d'un ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II (Selected Scientific Papers, SC-CAMLR-SSP/5 – Part II) : 69-86 : Autor(es): Ślósarczyk, W. and I. Wójcik