Search results
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By-catch of juvenile Antarctic fish from krill (Euphausia superba Dana) fisheries in the South Georgia area, in 1992
. The mean daily length increase in N.larseni is estimated at 0.09 mm. Juveniles of Euphausia superba ... krill fishing by the BAT GrigOly Kovtun in the region of the South Georgia Islands during the period May ... larseni. The frequency of occurrence of juvenile fish was 18.2% when considering all krill tows and 45.5 ... % when only tows made in shelf waters were considered. Juvenile fish abundance, normalised to 1 t of ...
Meeting Document : WG-FSA-93/8 Rev. 1 : Author(s): E.A. Pakhomov and S.A. Pankratov (Ukraine)
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TASO-08
Full Name: Ad Hoc Technical Group for At-Sea Operations Location: St Petersburg, Russia Date(s ... Doc Number Title TASO-08/01 Agenda for the Ad Hoc Technical Group on At-Sea Operations (St Petersburg ... , Russia, 19 and 20 July 2008) TASO-08/02 List of participants TASO-08/03 List of documents TASO-08/04 ... DESCRIPTION OF FRENCH FISHERY INSIDE CCAMLR AREA, (58-6 AND 58-5-1) FOR TASO MEETING, JULY 2008. Gasco, N ...
Meeting
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Estimating the impact of depredation by killer whales and sperm whales on longline fishing for toothfish (Dissostichus eleginoides) around South Georgia
. Most interactions from sperm whales occur during May at the start of the season with the sightings ... Abstract: Observer data collected on longliners between 2003 and 2009 were analysed to look at ... the levels of depredation caused by killer whales (Orcinus orca) and sperm whales (Physeter ... macrocephalus) around South Georgia. Since 2003, cetaceans have been observed on 22% of 14 300 observed lines ...
Meeting Document : WG-FSA-10/P06 : Author(s): J. Moir Clark and D.J. Agnew
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THE POWER OF ECOSYSTEM MONITORING
monitoring programme of the predators of Antarctic krill Euphausia superba at South Georgia together with a ... ecosystem monitoring programme, the utility of which depends upon its ability (measured by the statistical ... power to detect the effects of different levels of fishing was examined. 3. The power to detect the ... effects of fishing using either the krill population or a combined predator response index was low (20–40 ...
Meeting Document : WG-EMM-08/P11 : Author(s): K. Reid, J.P. Croxall and E.J. Murphy
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DRAFT SOFTWARE USER GUIDE FOR: ICESCAPE: INTEGRATING COUNT EFFORT BY SEASONALLY CORRECTING ANIMAL POPULATION ESTIMATES
accessing breeding sites often lead to counts of land-breeding predators being taken at suboptimal times in ... . Such time series are typically collected at only a limited number of sites, so a search algorithm is ... (2004) for Antarctic land-breeding predators. The software, which was developed as a suite of routines ... to standardise estimates of breeding populations derived from count data collected under variable ...
Meeting Document : WG-SAM-09/16 : Author(s): J. McKinlay, C. Southwell and R. Trebilco (Australia)
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COLLAPSE OF SOUTH AFRICA’S PENGUINS IN THE EARLY 21ST CENTURY
11 000 pairs in 2009. At Dassen Island, the annual survival rate of adult penguins decreased from ... Abstract: The number of African penguins Spheniscus demersus breeding in South Africa collapsed ... from about 56 000 pairs in 2001 to some 21 000 pairs in 2009, a loss of 35 000 pairs (>60%) in eight ... classification of the species as Endangered. In South Africa, penguins breed in two regions, the Western Capeand ...
Meeting Document : WG-EMM-11/P8 : Author(s): R.J.M. Crawford, R. Altwegg, B.J. Barham, P.J. Barham, J.M. Durant, B.M. Dyer, D. Geldenhuys, A.B. Makhado, L. Pichegru, P.G. Ryan, L.G. Underhill, L. Upfold, J. Visagie, L.J. Waller and P.A. Whittington
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New possibilities of krill-dependent indicator species monitoring – UAV survey in Subarea 48.1
software. In selected colonies a comparison with the results of measurements taken at the same time from ... study distribution and population size of three Pygoscelis penguin species on King George Island ... performed. The total flight time of the missions was 40 hours and 56 minutes. Flights covered the area of ... objective lens. Flights altitude at 350 – 550 m AGL (Above Ground Level) allowed images to be taken with a ...
Meeting Document : WG-EMM-17/03 : Author(s): M. Korczak-Abshire, A. Zmarz, M. Rodzewicz, R. Storvold, M. Kycko, I. Karsznia, A. Kidawa and K.J. Chwedorzewska
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Compliance requirements for an orderly development of the krill fishery
catches at port in CM 10-03 (Port inspections of vessels carrying toothfish). o Components of CM 21-02 ... Abstract: During deliberations at CCAMLR XXV on revising the precautionary catch limit for krill ... , such a large increase required the inclusion of other elements in the conservation measure to ... facilitate the orderly and precautionary development of the fishery. Australia considers that there are a ...
Meeting Document : CCAMLR-XXVI/31 : Author(s): Delegation of Australia
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Research plan for the exploratory longline fishery for Dissostichus spp. in 2014/15 in Division 58.4.3a
improve the estimation of current biomass. An update of the assessment of Dissostichus eleginoides using a ... estimated at around 400 tonnes and B 2013 /B 0 at around 50%. With Petersen’s method, geometric mean stock ... abundance for D.eleginoides, averaged over all available estimates is 403 tons. Application of the harvest ... rate applied to D. eleginoides in Subarea 48.4 (γ = 0.038) gives yields of 15 tons. But biomass ...
Meeting Document : WG-SAM-14/17 : Author(s): Delegation of France
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New Zealand research voyages to the Ross Sea region in 2018 and 2019
monitor outflow of Antarctic Bottom Water at the continental shelf-break in the Cape Adare region; (2 ... ) surveys of seabed habitats and fauna at previously un-surveyed sites on Iselin Bank, Scott C seamount, and ... Abstract: This paper provides a summary of research carried out during New Zealand’s 2018 voyage ... to the Ross Sea region, and gives notice of a New Zealand 2019 research voyage to the Ross Sea region ...
Meeting Document : WG-EMM-18/02 : Author(s): D. Bowden, R. O’Driscoll and M.H. Pinkerton