Resultados de la búsqueda

1. Estimation of the incidental capture of seabird species in commercial fisheries in New Zealand waters, 2001/02

   %) were caught in ling autoline fisheries by area compared with 685 seabirds (c.v. = 13%) for the four ... observed vessels by area and season; 334 seabirds (c.v. = 33%) for hoki fisheries; and 710 seabirds (c.v ... total, rather than individual taxa, because of problems extrapolating by seabird species over a fishery ...

   Meeting Document : WG-FSA-04/56 : Autor(es): S.J. Baird (New Zealand)

2. Power analyses of CEMP indices for penguins at Admiralty Bay and fur seals at Cape Shirreff and Seal Island

   developed by the US AMLR Program. We consider CEMP indices A2, A3, A5, A6, A7, and A8 for penguins at ... CEMP indices considered here are contaminated by so much observation error that there would often be ... which different species, sexes, colonies, etc. are jointly affected by some overall trend. We caution ... when? levels, periods of monitoring, and levels of change were increased. We found that many of the ...

   Meeting Document : WG-EMM-03/52 : Autor(es): G.M. Watters, R.P. Hewitt, W.Z. Trivelpiece and M.E. Goebel (USA)

3. Seabird mortality in the longline fishery for Patagonian toothfish at the Prince Edward Islands: 1996–1997

   the estimated 3.8 million hooks set by permit-holders in the South African Exclusive Economic Zone ... . Given the low reproductive rate of these species, these levels of mortality (exacerbated by mortality in ... mortality can be largely avoided by setting lines only at night, using a CCAMLR-approved bird-scaring (tori ... hooks were found in birds or in bird pellets on Marion Island during 1996-97. Almost all birds killed ...

   Meeting Document : WG-FSA-97/51 : Autor(es): Boix-Hinzen, C., Enticott, J.W., Ryan, P.G., Wanless, R., Purves, M., Nel, D.C.

4. Migrations of Antarctic fish Pseudochaenichthys georgianus Norman, 1939 in the Scotia Sea

   by ice cover species are distributed into age groups separated geographically: first age group as was ... one, small sub-antarctic island the group ages of P. georgianus are by time separated in a patterns of ... strong – week cohorts: age group of 4 is separated from the 2th by low numbers fish in previous age group ...

   Meeting Document : WG-FSA-12/68 Rev. 1 : Autor(es): R. Traczyk (Poland)

5. Further development of pairwise tag detection performance index and its application to the stock assessment of toothfish in the Ross Sea fishery

   the scaled number of tags recaptured by the case hauls relative to the number of tags recaptured by ... the matched control hauls. By iterating over all events for all vessels, we generated a relative index ...

   Meeting Document : WG-SAM-13/34 : Autor(es): S. Mormede (New Zealand)

6. Cetaceans as indicators of historical and current changes in the East Antarctica ecosystem

   Abstract:  Changes in the Antarctic ecosystem have been triggered by anthropogenic and natural ... that the nutritional conditions of Antarctic minke whales have deteriorated as revealed by a decrease ... recruitment is consistent with the total abundance of Antarctic minke whale estimated by sighting surveys ...

   Meeting Document : WG-EMM-16/64 : Autor(es): Y. Fujise and L.A. Pastene

7. MODELLING ANTARCTIC KRILL: SCALE, MOVEMENT AND AGE‐STRUCTURE

   's capabilities are illustrated using 19 years of survey data collected by the U.S. AMLR Program ... and environmental time series will also be incorporated. Annual movement by krill among areas is ...

   Meeting Document : WG-EMM-11/43 Rev. 1 : Autor(es): D. Kinzey, G. Watters and C. Reiss (USA)

8. Distribution and diet of juvenile Patagonian toothfish on the South Georgia and Shag Rocks shelves (Southern Ocean)

   piscivorous, with the diet dominated by notothenid fish. The yellow-finned notothen, Patagonotothen guntheri ... , with a greater range of prey sizes consumed by larger fish. Author(s):  M.A. Collins, K.A. Ross, M ...

   Meeting Document : WG-FSA-07/P4 : Autor(es): M.A. Collins, K.A. Ross, M. Belchier, K. Reid. (Mar. Biol., 152: 135–147 (2007)).

9. Distribution and ecology of Chaenocephalus aceratus (Channichthyidae) around South Georgia and Shag Rocks (Southern Ocean).

   demersal fish living on the South Georgia shelf where it is caught in low numbers as by-catch in the ... . In larger fish (> 500 mm TL) the diet was dominated by fish. C. aceratus diet is sufficiently ...

   Meeting Document : WG-FSA-07/P5 : Autor(es): W.D.K Reid, S. Clarke, M.A. Collins and M. Belchier. (Polar Biol., 30 (12): 1523–1533 (2007))

10. Quantifying within- and between-season variability in Adélie penguin fledgling weights: statistical and practical implications for detecting change

    could have substantial benefits by simplifying data collection. We also discuss some of the practical ... issues of continuing to measure fledgling weights at Béchervaise Island either by the current or the ...

    Meeting Document : WG-EMM-05/20 : Autor(es): L. Emmerson, C. Southwell and J. Clarke (Australia)

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