Search results
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Biological parameters for icefish (Chionobathyscus dewitti) in the Ross Sea, Antarctica
Abstract: Icefish (Channichthyidae) specimens were randomly collected by observers during the ... toothfish in the Ross Sea (Areas 88.1 and 88.2). Biological data from 303 returned specimens was collected ... , diet, and age estimation. All of the icefish sampled were identified as Chionobathyscus dewitti, and ... showed no significant difference in sex ratio. Meristic, diet and age data were consistent with previous ...
Meeting Document : WG-FSA-07/25 : Author(s): C.P. Sutton, M.J. Manning, D.W. Stevens, P.M. Marriott (New Zealand)
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Identification and speciation of Antarctic skates
Bathyraja n. sp. cf eatonii. There was no sequence divergence among samples of B. n. sp. “dwarf” from the ... (COI) were sequenced in 9 species of Bathyraja skates from the Southern Oceans and New Zealand. Based ... on significant sequence divergence, the species that has been referred to as Bathyraja eatonii from ... the Antarctic shelf and slope is a species distinct from B. eatonii from the Kerguelen Plateau (the ...
Meeting Document : WG-FSA-07/27 : Author(s): P.J. Smith, C.D. Roberts, A.L. Stewart, M. McVeagh and C.D. Struthers (New Zealand)
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Focusing and testing fisher know-how to solve conservation problems: a common sense approach
Abstract: Worldwide, the incidental capture or bycatch of marine organisms, especially mammals ... necessitate immediate solutions. Unfortunately, no standard mechanisms exist within stewardship and regulatory ... seabird mortality in two fisheries: the Puget Sound drift gillnet fishery for sockeye salmon and the ... , the cooperative research model we have developed is the same and is proving successful in both. At the ...
Meeting Document : WG-FSA-03/20 : Author(s): E.F. Melvin and J.K. Parrish (USA)
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Seasonal and interannual variation in foraging range and habitat of macaroni penguins at South Georgia
Abstract: In marine ecosystems, characterisation of the foraging areas and habitats of predators ... is a key factor in interpreting their ecological role. We studied the foraging areas of macaroni ... penguins at Bird Island, South Georgia, throughout the breeding seasons of 1999-2001 using satellite ... the breeding season, between sexes, between years and between individuals. During incubation, on ...
Meeting Document : WG-EMM-01/19 : Author(s): K.E. Barlow and J.P. Croxall (United Kingdom)
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Trends in mean lengths and selectivities for Dissostichus eleginoides taken by longliners in Subarea 48.3
seasons but with no consistent overall trend. The analysis also suggested that the exploitable population ... Abstract: At its last meeting, WG-FSA noted a declining trend in the mean lengths of toothfish ... caught around South Georgia and Shag Rocks over the period 1995 – 1999. We re-analysed the mean lengths ... found the same declines in mean lengths for the period 1997 – 1999 as previously noted by WG-FSA, but ...
Meeting Document : WG-FSA-01/48 : Author(s): G.P. Kirkwood and D.J. Agnew (United Kingdom)
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Mercury concentrations of five species of Antarctic fish collected from CCAMLR Subareas 88.1 and 88.2
showed no trends with any factors for M. whitsoni. The low levels of mercury in D. mawsoni relative to ... Abstract: The mean mercury level for the D. eleginoides 1998 sample was 0.43 mg/kg-1, which is ... slightly lower than the permissible level of 0.5 mg/kg-1 set by the New Zealand Food Safety Authority ... (NZFSA). In contrast, mean levels of mercury for D. mawsoni were 0.10 mg/kg-1 in the 1998 samples and ...
Meeting Document : WG-FSA-07/24 : Author(s): S.M. Hanchet, D.M. Tracey, A. Dunn, P.L. Horn and N. Smith (New Zealand)
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Seasonal and interannual variation in foraging range and habitat of macaroni penguins Eudyptes chrysolophus at South Georgia
Abstract: In marine ecosystems, characterisation of the foraging areas and habitats of predators ... is a key factor in interpreting their ecological role. We studied the foraging areas of the macaroni ... penguin Eudyptes chrysolophus at Bird Island, South Georgia, throughout the breeding seasons of 1999 to ... between different stages of the breeding season, between sexes, between years and between individuals ...
Meeting Document : WG-EMM-02/21 Text : Author(s): K.E. Barlow and J.P. Croxall (United Kingdom)
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Increasing abundance of Type A killer whales (Orcinus orca) in the coastal waters around the Antarctic Peninsula
and beyond into the South Atlantic and South Pacific Oceans (up to 3048 km from tagging site). Photographic ... into the South Atlantic and South Pacific Oceans (up to 3048 km from tagging site). Photographic re-sightings ...
Meeting Document : WG-EMM-17/49 : Author(s): H. Fearnbach, J.W. Durban, D.K. Ellifrit and R.L. Pitman
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A review of methodologies aimed at avoiding and/or mitigating incidental catch of protected seabirds.
published reviews in the field of bycatch mitigation have typically had a species or fishing method focus ... . This report presents the results of the seabird component of a global review of mitigation methods ... . The application of these mitigation methods to New Zealand fisheries were assessed, recommendations ... for the fisheries management made, and areas for further research in New Zealand identified. Factors ...
Meeting Document : WG-FSA-05/P8 : Author(s): Bull, L.
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Marine debris and entanglements at Bird Island and King Edward Point, South Georgia, Signy Island, South Orkneys and Goudier Island, Antarctic Peninsula 2013–2014
Island, South Orkneys and at Goudier Island, Antarctic Peninsula for the period April 2013 to March 2014 ... items). There were no reports of beached marine debris at Goudier Island, and one incidence of ... hydrocarbon soiling (Bird Island) during the reporting period. Overall, the occurrence of beached marine ... debris was above the long-term mean at Bird Island during both summer and winter and was the second ...
Meeting Document : SC-CAMLR-XXXIII/BG/31 : Author(s): Delegation of the United Kingdom