Résultats de la recherche

1. A study of Patagonian toothfish (Dissostichus eleginoides) post-tagging survivorship in Subarea 48.3

   , 396 animals were included, with an overall survivorship of 90%. Smaller animals and animals in better ... -tagging survivorship of 95% or more. An assumption of 90% post-tagging survivorship is a conservative ... . Toothfish were kept in tanks with seawater replacement for at least 12 hours after tagging. On one vessel ... an overall survivorship of 90%. Smaller animals and animals in better initial condition had a higher ... more. An assumption of 90% post-tagging survivorship is a conservative value which might be ... The 396 fish on eight vessels used in the experi- ment exhibited an overall survivorship of 90 ... on survivorship was most significant for fish greater than 90 cm, with a suggestion that ...

   Science Journal Paper : CCAMLR Science, Volume 13 (CCAMLR Science, Volume 13) : 279–289 : Auteur(s): Agnew, D.J., J. Moir Clark, P.A. McCarthy, M. Unwin, M. Ward, L. Jones, G. Breedt, S. Du Plessis, J. Van Heerdon and G. Moreno

2. Fishery Report 2014: Champsocephalus gunnari Heard Island (Division 58.5.2)

   Division 58.5.2 for 2014. Parameter Value Size range included 80–450 mm Bounds Age 0+: 70–90mm Age ... maximum length of around 45 cm and a maximum age of 6 years. Size at first maturity for females is 26.5 ... simulation 1 Individual trial Years to remove initial age structure 12 Specifications Year prior to ... fishery 1. An Australian licensed trawl fishery in Division 58.5.2 for mackerel icefish ...

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3. CCAMLR-XIX

   Resources CCAMLR-XIX/10 Notification of an exploratory fishery for Dissostichus spp. on Elan and BANZARE ... -XIX/14 Notification of an exploratory pot fishery for crabs in Subarea 48.3 Delegation of Uruguay ... Delegation of Uruguay CCAMLR-XIX/16 Notification of an exploratory pot fishery for Dissostichus eleginoides ... continue an exploratory fishery for Dissostichus spp. in CCAMLR Subarea 88.1 Delegation of New Zealand ...

   Meeting

4. NEW REGIONAL-SCALE SURVEYS OF THE ADÉLIE PENGUIN BREEDING POPULATION IN PRYDZ BAY: A STEP TOWARDS IMPROVED ESTIMATION OF KRILL CONSUMPTION IN EAST ANTARCTICA

   conducted 30 years ago. To understand current levels of prey consumption in east Antarctica it is therefore ... Abstract:  Understanding circumpolar penguin abundance is critical for developing realistic ... . A review of historical Adélie penguin survey data in east Antarctica revealed Prydz Bay as a ... priority region for new survey work to improve population estimates. Prydz Bay is considered to have the ...

   Meeting Document : WG-EMM-11/32 : Auteur(s): C. Southwell, J. McKinlay, K. Newbery, L. Emmerson and J. Lieser (Australia)

5. Telemetry monitoring of ecological resources

   . Range for an implanted transmitter is typically 30 percent of the range which would be received from ... the application where a radio marker beacon is attached to an animal and the animal then relopated ... these transmitters is quite variable. Small sizes range from 0.5 Km to 2 Km transmission range. For an ... closure. If the animal is not active the clock will not be reset and the clock sends an output after a ...

   Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 495-511 : Auteur(s): Kuechle, V.B.

6. Comparative biological characteristics of Electrona carlsbergi (Tåning) (Myctophidae) from the notal and Antarctic areas in the Southern Ocean Atlantic sector

   become mature at the 3rd year of life at 85-89 mm length. Determined differences of the length–age and ... somewhat higher,with the highest increment being observed at the 1st and 2nd years of life. Limiting age ... for fish from the notal area is, probably, 5 years. E. carlsbergi investigated in the Antarctic waters ... the Southern Ocean Atlantic sector have been studied on the basis of the data for 1987-1989. Mean ...

   Meeting Document : WG-FSA-90/21 : Auteur(s): K.V. Gorchinsky, V.M. Kiseleva and A.A. Filin (USSR)

7. Fishery Report 2013: Champsocephalus gunnari Heard Island (Division 58.5.2)

   maximum length of around 45 cm and a maximum age of 6 years. Size at first maturity for females is 26.5 ... Dec Increments in year 365 Years to project stock in simulation 2 Reasonable upper bound for ... fishery 1. An Australian licensed trawl fishery in Division 58.5.2 for mackerel icefish ... -evaluated in 2010 from the size at age for cohorts that were sufficiently large for their modal length and ...

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8. Fishery Report 2014: Dissostichus eleginoides South Georgia (Subarea 48.3)

   48.3 was assessed using an age-structured CASAL integrated stock assessment model for both sexes ... index of recruitment for stock assessments. 14. Dissostichus eleginoides were caught in 20 out of ... factors, length frequencies, weights and maturity. Toothfish otoliths are collected by observers for an ... ageing program that provides length-at-age data for assessments. Observers also record whale depredation ...

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9. Characterisation of Muraenolepis species by-catch in the CCAMLR Convention Area

   published suggest a relatively fast growing, semelparous, life history with a maximum age of 11 years. The ... estimate of K from the growth function for specimens assumed to be M. evseenkoi is much higher than for ...

   Meeting Document : WG-FSA-12/50 : Auteur(s): S. Parker, P. McMillan and P. Marriott (New Zealand)

10. Sea Ice Biota: Trophic modelling of the Ross Sea

    ; Brierley & Thomas 2002; Arrigo & Thomas 2004). For example, 90% of the food items in the stomach contents ... may be large enough (chains 10–30 m long) to serve as food for juvenile krill since ... & Thomas 2004). For example, in the eastern ice pack in spring, 80% of epontic algal biomass was on the ... ) to biomass density (gC m-2) using published values for the carbon-chlorophyll ratio of epontic algae ...

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