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Experimental evaluation of the effectiveness of weighting regimes in reducing seabird by-catch in the longline toothfish fishery around South Georgia
attached at 40 m intervals on a Spanish-rigged longline. There was a significant reduction in bird ... , School of Mines Prince Consort Road London SW7 2BP, United Kingdom A.D. Black Marine Resources ... reduction in bird mortality when 8.5 kg was used compared to 4.25 kg, but no further significant reduction ... ). Bird by-catch rates were undoubtedly much higher before the use of mitigation measures was required ... required by the conservation measure (6 kg at 20 m intervals) was derived from a study of bird strikes in ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 119–131 : Автор(ы): Agnew, D.J., A.D. Black, J.P. Croxall and G.B. Parkes
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Cephalopod research in the Antarctic
major component of the Antarctic marine food web and it seems inevitable that they will be the subject ... commercial fisheries for squid currently exist in sea areas adjacent to the Antarctic - around New Zealand ... Antarctic marine food web and it seems inevitable that they will be the subject of future commercial ... chaine trophique marine en Antarctique et il parait inevitable qu'ils feront a l'avenir l'objet d'une ... - 325 - CEPHALOPOD RESEARCH IN THE ANTARCTIC Paul G. Rodhouse Marine Life Sciences Division ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 323-334 : Автор(ы): Rodhouse, P.G.
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Spatially explicit population dynamics models for Antarctic toothfish in the Ross Sea region
Atmospheric Research (NIWA) Ltd Private Bag 14901 Wellington 6241 New Zealand Email – sophie.mormede ... Box 893 Nelson 7040 New Zealand Abstract Population modelling software was developed that captures ... between the areas is estimated as an area-specific process (e.g. Goethel et al., 2014) or where movement ... of CCAMLR Science, Vol. 21 (2014): 19–37 19 SpatIally explIcIt populatIon dynamIcS modelS for ...
Science Journal Paper : CCAMLR Science, Volume 21 (CCAMLR Science, Volume 21) : 19–37 : Автор(ы): Mormede, S., A. Dunn, S. Hanchet and S. Parker
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A balanced model of the food web of the Ross Sea, Antarctica
Institute of Water and Atmospheric Research (NIWA) Ltd Private Bag 14901, Wellington 6241 New Zealand ... Email – m.pinkerton@niwa.co.nz S.M. Hanchet NIWA Ltd PO Box 893, Nelson 7040 New Zealand Abstract ... isotope composi- tion on the recent New Zealand IPY-CAML survey of the Ross Sea and processing is under ... predators. Figure 1: The model study area is shown in black. The study area is bounded by the 3 000 m ...
Science Journal Paper : CCAMLR Science, Volume 17 (CCAMLR Science, Volume 17) : 1–31 : Автор(ы): Pinkerton, M.H., J.M. Bradford-Grieve and S.M. Hanchet
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Killer whale (Orcinus orca) and sperm whale (Physeter macrocephalus) interactions with longline vessels in the Patagonian toothfish fishery at South Georgia, South Atlantic
most abundant marine mammal observed in the vicinity of vessels when lines were being hauled, being ... of unrecorded fish removals on stock assessment models, modifications in the behaviour of marine ... Africa, Western Australia, New Zealand and Chile (Gaskin, 1982). Sperm whales feed primarily on large ... –longline interactions in the New Zealand fi shery (Visser, 2000). Although it seems as though cetacean ... killer whales took toothfi sh. Visser (2000) reported that in New Zealand killer whales selectively ... . Purves Marine Resources Assessment Group Ltd 47 Prince’s Gate, London SW7 2QA United Kingdom Email ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 111–126 : Автор(ы): Purves, M.G., D.J. Agnew, E. Balguerías, C.A. Moreno and B. Watkins
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Telemetry monitoring of ecological resources
, W.S. Seegar, P.W. Howey and H.R. Black (1986). Bird-borne satellite transmitter and location program ... remote sensing of marine resources. Radio Location Tags The most prevalent use of radio tracking is ... ground is also important. Thus a bird in the air will have a much greater transmission range than one ... also an option. Attachment to marine mammals is often more difficult. If a suitable appendage is ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/4 (Selected Scientific Papers, SC-CAMLR-SSP/4) : 495-511 : Автор(ы): Kuechle, V.B.
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Effect of line sink rate on albatross mortality in the Patagonian toothfish longline fishery
vessels using bird-scaring lines and setting lines in propeller turbulence, longline sink rates >0.3 m ... 35 m (0.44 m/s) and 50 m (0.33 m/s) between weights. For vessels using bird-scaring lines and ... pertains to the areas afforded 'protection' by propeller wash and bird-scaring streamer lines. Depths of ... ) of black-browed albatrosses (Diomedea melanophrys) (Prince et al., 1994), the depth (8 m) that ... respectively were required to clear the bird strike zone at 12 m depth. Thus, with weights spaced at 35 m ...
Science Journal Paper : CCAMLR Science, Volume 7 (CCAMLR Science, Volume 7) : 133–150 : Автор(ы): Robertson, G.G
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Scientific observations in CCAMLR fisheries – past, present and future
species as well as the impact of fishing on dependent and related species, including seabirds and marine ... dependent and related species, including seabirds and marine mammals. The scheme is limited to scientifi c ... responsible for the conservation of Antarctic marine living resources, including their rational use, in ... resources include all species of fi sh, molluscs, crustaceans and other marine organisms as well as ... ‘pre cau tionary’ approach to the conservation of marine living re sources. These principles have set ...
Science Journal Paper : CCAMLR Science, Volume 12 (CCAMLR Science, Volume 12) : 81–98 : Автор(ы): Sabourenkov, E.N. and E. Appleyard
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Seabird by-catch by autoline vessels: do line setters increase the sink rate of integrated weight longlines?
Ministry of Fisheries PO Box 1020 Wellington, New Zealand M. McNeill Sealord Group Vickerman Street ... Nelson, New Zealand S.G. Candy Department of the Environment, Water, Heritage and the Arts ... of Fisheries PO Box 1020 Wellington, New Zealand Abstract Line setters are used with integrated ... , 1994). In an experiment in the New Zealand ling (Genypterus blacodes) fishery, the majority of dives ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 107–114 : Автор(ы): Robertson, G., J. Williamson, M. McNeill, S.G. Candy and N. Smith
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Can toothfish catches be used to predict the presence of vulnerable benthic invertebrate taxa?
observers on New Zealand vessels during the 2009/10 Ross Sea longline fisheries to correlate toothfish catch ... marine ecosystems (VMEs) requires knowledge of the distribution of those communities relative to the ... Atmospheric Research (NIWA) Ltd PO Box 893 Nelson, New Zealand Email – s.parker@niwa.co.nz M.H. Smith ... NIWA Ltd PO Box 14901 Wellington, New Zealand Abstract Accurate estimation of the impact of bottom ... invertebrate taxa reported by observers on New Zealand vessels during the 2009/10 Ross Sea longline fisheries ... observers on New Zealand vessels from the Ross Sea Antarctic toothfish longline fisher- ies to look for ...
Science Journal Paper : CCAMLR Science, Volume 18 (CCAMLR Science, Volume 18) : 87–96 : Автор(ы): Parker, S.J. and M.H. Smith
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