Resultados de la búsqueda
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Diet components and trophic interactions in five demersal fish in CCAMLR Subarea 48.3
aceratus, Pseudochaenichthys georgianus, Notothenia rossii and Dissostichus eleginoides, on a cruise ... . georgianus shows a diet where crustaceans and fishes had similar values of %PSIRI and D. eleginoides ate only ... predators. Cluster analysis shows a grouping between C. gunnari and N.rossii, whose principal preys was ...
Meeting Document : WG-FSA-13/60 : Autor(es): N.R. Marí and G.H. Troccoli (Argentina)
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Pleuragramma antarcticum distribution in the Ross Sea during late austral summer 2013
, there is still much unknown about larval fish distribution in the Ross Sea, Antarctica. During a United ... . Finally, a unique tow in the Bay of Whales revealed recently hatched P. antarcticum in mid-March ... , suggesting the presence of a potential eastern Ross Sea nursery ground. This late hatching period may be ...
Meeting Document : WG-EMM-14/38 : Autor(es): C. Brooks and K. Goetz (USA)
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Revised research plan for the exploratory longline fishery for Dissostichus spp. in 2015/16 in Division 58.4.3a
achieve a robust stock assessment that would provide advice on a catch limit according to CCAMLR decision ... rules. This paper aims to present a research plan for 2015/2016 that takes into account the remarks made ...
Meeting Document : WG-SAM-15/11 : Autor(es): Delegation of France
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Proposal by the Russian Federation to open Areas of Special Scientific Interest in three sectors of Antarctica in the CCAMLR Convention Area
participating in dialogue on the establishment of a system of special-use areas in the Ross Sea and East ... Antarctica. The establishment of Marine Protected Areas (MPAs) implies a ban on the conduct of scientific and ... ecosystems in and the impact of climate change on the Southern Ocean, and, as a result, the conservation of ...
Meeting Document : CCAMLR-XXXIV/BG/22 : Autor(es): Delegation of the Russian Federation
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Finfish distribution and abundance in Subareas 48.1 and 48.2, 2016–2018. Research proposal for the second year
made by WG-SAM-16, a new proposal is provided to determine the distribution and abundance of fish in ... daily stages of operation, performed with a midwater trawl, with six random spatially distributed hauls ... determined using the Delta method. Additionally, in a delimited sector north of Elephant Island, the catch ...
Meeting Document : WG-FSA-16/31 : Autor(es): Delegation of Chile
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Baited Remote Underwater Video (BRUV) system to monitor Antarctic toothfish distribution and abundance: pilot study results and future design
abundance and distribution of the species. During the last three years, a pilot study has been carried out ... the tool and an approach for a robust sampling design, to obtain valid information on the relations ... between Antarctic toothfish and environmental parameters of the shelf areas. We have designed a random ...
Meeting Document : WG-FSA-18/62 : Autor(es): D. Di Blasi, S. Canese, E. Carlig, L. Ghigliotti, S.J. Parker and M. Vacchi
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Krill (Euphausia superba) distribution contracts southward during rapid regional warming
the Antarctic shelves. A concomitant increase in mean body length reflects reduced recruitment of ... juvenile krill. We found evidence for environmental controls on recruitment, including a reduced density of ... management of valuable polar ecosystems. Author(s): A. Atkinson, S.L. Hill, E.A. Pakhomov, V. Siegel, C.S ...
Meeting Document : WG-EMM-2019/P02 : Autor(es): A. Atkinson, S.L. Hill, E.A. Pakhomov, V. Siegel, C.S. Reiss, V.J. Loeb, D.K. Steinberg, K. Schmidt, G.A. Tarling, L. Gerrish and S.F. Sailley
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Long-term observations from Antarctica demonstrate that mismatched scales of fisheries management and predator–prey interaction lead to erroneous conclusions about precaution
have not been previously observed to affect krill-dependent predators, like penguins. Using a ... penguin performance are predicted to be below the long-term average with a probability of 0.77. Catch ... limits that are considered precautionary for forage species simply because the limit is a small ...
Meeting Document : WG-EMM-2019/11 : Autor(es): G.M. Watters, J.T. Hinke and C.S. Reiss
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Expanding CCAMLR’s consideration of whales in science and management
relevance to CCAMLR. As CCAMLR works to progress management of the krill fishery and develops a network of ... Research Programme) participation in SC-CAMLR meetings. • Conduct a joint CCAMLR / IWC Workshop to ... agree on a common agenda for further studies, cooperation and data sharing for the Southern Ocean to ...
Meeting Document : SC-CAMLR-38/BG/24 : Autor(es): Submitted by ASOC
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To what extent do type C killer whales (Orcinus orca) feed on Antarctic toothfish (Dissostichus mawsoni) in the Ross Sea, Antarctica?
toothfish with silverfish and other prey shows that toothfish represent a high-energy food resource of much ... Ross Sea for feeding and the development of a fish-eating ecotype; (4) anecdotal observations of type C ... killer whales in the Ross Sea can routinely dive to 200-400 m, with a maximum of >700m. This is deep ... and toothfish do not support or refute the hypothesis that toothfish are a major prey item in the Ross ...
Meeting Document : WG-EMM-13/29 : Autor(es): L. Torres, M.H. Pinkerton (New Zealand), R. Pitman, J. Durban (USA) and R. Eisert (New Zealand)