Search results
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Electronic monitoring of seabird interactions with trawl third-wire cables on trawl vessels – a pilot study
a one-month period in the fall of 2002. Detailed analysis of about 200 hours of fishing imagery occurred ... , and on-board data storage, were deployed on five fishing vessels for 14 fishing trips during a one-month period ... Economic Zone. EM systems, consisting of two closed circuit television cameras, GPS, hydraulic and winch ... , representing 20 shoreside delivery vessel fishing events and 32 head and gut fleet fishing events. Results from ...
Meeting Document : WG-FSA-04/23 : Author(s): 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
a one-month period in the fall of 2002. Detailed analysis of about 200 hours of fishing imagery occurred ... , and on-board data storage, were deployed on five fishing vessels for 14 fishing trips during a one-month period ... Economic Zone. EM systems, consisting of two closed circuit television cameras, GPS, hydraulic and winch ... , representing 20 shoreside delivery vessel fishing events and 32 head and gut fleet fishing events. Results from ...
Meeting Document : WG-FSA-04/23text : Author(s): H. McElderry, J. Schrader, D. McCullough, J. Illingworth, S. Fitzgerald and S. Davis (USA)
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Antarctic icefishes (Channichthyidae) – a unique family of fishes – a review
no haemoglobin. With the exception of one species, icefish live only in the cold – stable and oxygen – rich ... . With the exception of one species, icefish live only in the cold – stable and oxygen – rich environment ... or they are 15 – 20 Ma old and started to evolve some time after the formation of the Antarctic Circumpolar ... maturity before they are 5 – 8 years old. Spawning period of most icefish species is autumn – winter ...
Meeting Document : WG-FSA-04/10 : Author(s): K.-H. Kock (Germany)
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Detection of systematic change in Adélie penguin foraging trip duration: consequences of high inter-annual variability and usefulness of ice cover as a covariate
and 2) a sudden step change in parameter values from one average level to another. Modelling showed that change ... in parameter values from one average level to another. Modelling showed that change of the latter form could ... Abstract: Power analyses were carried out using a 12 year data set from the Béchervaise Island ... temporal change in CEMP Parameter A5 (penguin foraging trip duration). Two different types of systematic ...
Meeting Document : WG-EMM-05/22 : Author(s): J. Clarke, C. Southwell and L.M. Emmerson (Australia)
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Operational interactions of sperm whales and killer whales with the Patagonian toothfish industrial fishery off southern Chile
, mean = 4) (Figure 2) and one group of pilot whales (n = 15) were recorded. Interactions with fi shing ... . This suggests that the presence of one species is not independent of the presence of the other (Chi- square ... the feasibility of the method to be confi rmed (Figure 4). Only one re-sighting was confi rmed and corresponded ... depredated by killer whales. Only one fatal entanglement of a sperm whale with the line was recorded during ... eleginoides) fishery operations were assessed in southern Chile during surveys with observers on board ... mode and median of the depredation rate was 0, the global impact of cetaceans on the fishing yield is ... depredation decreased to 0%; this could be the result of killer whales preferring to predate on sperm whales ... rather than on the fish caught on the line, as suggested by the response of sperm whales to the presence ...
Science Journal Paper : CCAMLR Science, Volume 11 (CCAMLR Science, Volume 11) : 127–140 : Author(s): Hucke-Gaete, R., C.A. Moreno and J. Arata
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Near-shore acoustic surveys for Antarctic krill at South Georgia, January 2004
the past 20 years. A low density was perhaps not unexpected in line with recent cyclical patterns ... densities in both regions were low compared to time-series of observations from the past 20 years. A low ... collected in seastate 6 with winds up to 30 knots and swells of approximately 2.5 m at survey speeds of up ... in density but may have been exacerbated by the presence of a large iceberg (40 miles by 30 miles) aground ...
Meeting Document : WG-EMM-04/35 : Author(s): A.S. Brierley, P.N. Trathan, J. Poncet and A. Morton (United Kingdom)
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Global MPAs and marine reserves: lessons learned and implications for CCAMLR
. One major study published this year identified five characteristics of MPAs that achieved ... they are in fact achieving their desired outcomes and what factors led to their success. One major study published ... years), large (>100km 2) and isolated by deep water or sand” (Edgar et al. 2014). Two analyses of New ... this year identified five characteristics of MPAs that achieved statistically significant outcomes on fish ...
Meeting Document : CCAMLR-XXXIII/BG/20 : Author(s): Submitted by ASOC
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By-catch of fish in the krill fishery
of Frolkina, we suggest that our class (iv) is probably age two or three, our size classes (ii) and (iii ... on dense krill swarms may have only a minor effect on the icefish. Approximately one haul in 20 ... ) are age 1 and our size class (i) is age O. C. gunnari occurred frequently in the catches of Subarea 48.3 ... in the southwest Atlantic. Antarctic Science, Vol. 3. FROLKINA, ZH.A. 1989. Methods of age determination ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/8 (Selected Scientific Papers, SC-CAMLR-SSP/8) : 381–401 : Author(s): Everson, I., A. Neyelov and Y.B. Permitin
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Fulfilling CCAMLR’s commitment to create a representative system of Marine Protected Areas
adopting a Southern Ocean representative system of MPAs by 2020. ASOC recommends that this year CCAMLR ... a Southern Ocean representative system of MPAs by 2020. ASOC recommends that this year CCAMLR: Adopts ... summarises CCAMLR039;s progress in fulfilling this commitment to date. Following recent progress ...
Meeting Document : CCAMLR-XXXVII/BG/36 : Author(s): Submitted by ASOC
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Alternative methods for determining subarea or local area catch limits for krill in Statistical Area 48
are categorised as being both biologically explicit and immediately available for implementation. However, two ... current fishing patterns. These two alternatives could be implemented immediately if the CCAMLR Member ... are categorised as being both biologically explicit and immediately available for implementation. However, two ... current fishing patterns. These two alternatives could be implemented immediately if the CCAMLR Member ... cambios en los regimenes de pesca existentes. 1. INTRODUCflON In November, 1991, the Commission ... The Historical Catch Alternative One of the initial proposals for setting a precautionary catch limit on krill ... are highly variable in time and space (see Hewitt and Demer, 1992 for one example). This is in direct ... model like the one described above would require. It is important to note, however, that models can ...
Science Journal Paper : Selected Scientific Papers, SC-CAMLR-SSP/9 (Selected Scientific Papers, SC-CAMLR-SSP/9) : 237–249 : Author(s): Watters, G. and R.P. Hewitt