Resultados de la búsqueda
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Seabird by-catch by autoline vessels: do line setters increase the sink rate of integrated weight longlines?
surface were evaluated to five target depths: 2, 3, 5, 10 and 20 m. Of these target depths, sink time to ... Setting direction Pair ‘A’ 4 3 2 1 4 3 2 1 111 ... . corresponding to a standard devia- tion in time to a given depth of approximately 4 s). None of the pair-level ... . Treatment Target depths (m) 0–2 0–3 0–5 0–10 0–20 With 7.9 12.1 20.4 38.6 76.9 Without 7.4 12.9 20.7 ...
Science Journal Paper : CCAMLR Science, Volume 15 (CCAMLR Science, Volume 15) : 107–114 : Autor(es): Robertson, G., J. Williamson, M. McNeill, S.G. Candy and N. Smith
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Electronic monitoring of seabird interactions with trawl third-wire cables on trawl vessels – a pilot study
, representing 20 shoreside delivery vessel fishing events and 32 head and gut fleet fishing events. Results from ...
Meeting Document : WG-FSA-04/23 : Autor(es): H. McElderry, J. Schrader, D. McCullough, J. Illingworth, S. Fitzgerald and S. Davis (USA)
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Electronic monitoring of seabird interactions with trawl third-wire cables on trawl vessels – a pilot study
, representing 20 shoreside delivery vessel fishing events and 32 head and gut fleet fishing events. Results from ...
Meeting Document : WG-FSA-04/23text : Autor(es): H. McElderry, J. Schrader, D. McCullough, J. Illingworth, S. Fitzgerald and S. Davis (USA)
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Population and survival trends of wandering albatrosses (Diomedea exulans) breeding on Macquarie Island
than 20 breeding pairs. Most breeding birds in this small population are banded and monitoring over the ...
Meeting Document : WG-FSA-04/50 : Autor(es): A. Terauds, R. Gales, R. Alderman and G.B. Baker (Australia)
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Entanglement of Antarctic fur seal Arctocephalus gazella in man-made debris at Bird Island, South Georgia during the 2001 winter and the 2002 breeding season
here. The overall number of entanglements showed an increase from recent years, with 20 entanglements ...
Meeting Document : SC-CAMLR-XXI/BG/04 : Autor(es): Delegation of the United Kingdom
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Biology, distribution and abundance of Antarctic krill (Euphausia superba) and by-catch
trawl. The length frequency analysis indicated a bimodel distribution with 19-20 mm and 53-54mm as the ...
Meeting Document : WG-EMM-98/37 : Autor(es): A. Anrose, Z. Klusek, M.K.R. Nair and M. R. Bhoopendranath (India)
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ECOLOGICAL REPERCUSSIONS OF HISTORICAL FISH EXTRACTION FROM THE SOUTHERN OCEAN
stocks were on average reduced to <50%, and finally (mid-1980s) to <20%, of original size. Despite ...
Meeting Document : WG-EMM-08/P07 : Autor(es): D. Ainley and L. Blight
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An assessment of the impact of krill fishery on penguins in the South Shetlands
-20 day), the present catch rate (≤10 x103t/10-day) is smaller by one or more orders of magnitude ...
Meeting Document : WG-KRILL-93/07 : Autor(es): T. Ichii, M. Naganobu and T. Ogishima (Japan)
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Differences in distribution and population structure of krill (Euphausia superba) between penguin and fur seal foraging areas near Seal Island
while at shallower layer (20-50 m) at night. In the offshore foraging areas krill showed no diurnal ...
Meeting Document : WG-KRILL-92/27 : Autor(es): T. Ichii, H. Ishii (Japan), J.L. Bengtson, P. Boveng, J.K. Jansen (USA) and M. Naganobu (Japan)
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Proposal of extension of research block 48.6_2 to complete planned research and examine the habitat model and the stock structure
model and elucidate stock structure. The distribution of densities (catch per haul in 20-minute grid) of ...
Meeting Document : WG-SAM-16/08 : Autor(es): T. Namba, T. Ichii and K. Taki