Résultats de la recherche

1. AERIAL SURVEYS OF WEDDELL SEALS DURING 2007-08, WITH NOTES ON THE HISTORY OF AERIAL CENSUSES IN THE ROSS SEA AND RECOMMENDATIONS FOR CONTINUED COUNT EFFORT

   program can now be put into effect under CEMP, begun with a one-time survey to identify all important haul ... out locations and the ones that best lend themselves to aerial surveillance. Author(s):  D. Siniff and ...

   Meeting Document : WG-EMM-08/23 : Auteur(s): D. Siniff and D. Ainley (USA)

2. A revised assessment of the impact of the krill fishery on penguins in the South Shetlands

   3 tonnes/half-month period) is smaller by one or more orders of magnitude within the localized areas ... hence on penguins,. when catch levels are also taken into account. Author(s):  T. Ichii, M. Naganobu and ...

   Meeting Document : WG-Joint-94/17 : Auteur(s): T. Ichii, M. Naganobu and T. Ogishima (Japan)

3. Trophic interactions and population trends of killer whales (Orcinus orca) in the southern Ross Sea

   reliable, enhanced foraging opportunities as prey are exposed one area at a time during summer. Given the ... population levels of RSKW. Author(s):  D.G. Ainley and G. Ballard Title:  Trophic interactions and population ...

   Meeting Document : WG-FSA-12/P03 : Auteur(s): D.G. Ainley and G. Ballard

4. Distribution, density and relative abundance of Antarctic krill estimated by maximum likelihood geostatistics on acoustic data collected during commercial fishing operations

   last one, were also consistent with the full data (monthly) estimate. Highly variable and lower ... distribution for management purposes. Author(s):  E.J. Niklitschek and G. Skaret Title:  Distribution, density ...

   Meeting Document : WG-EMM-16/P12 : Auteur(s): E.J. Niklitschek and G. Skaret

5. Adult male Antarctic fur seals: tourists, trouble makers or marine ecosystem sentinels?

   understanding the impacts one predator can have on another.  The fishery for Antarctic krill operates along the ... ease by which data could be collected.  Author(s):  A. Lowther, C. Lydersen and K. Kovacs Title:  Adult ...

   Meeting Document : WG-EMM-2019/49 : Auteur(s): A. Lowther, C. Lydersen and K. Kovacs

6. OTOLITH-BASED AGEING OF THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS: MODELLING FIXED AND RANDOM READER ERROR USING MULTIPLE READINGS OF A REFERENCE COLLECTION

   were modelled in two stages. In the first stage the frequency of the absolute value of IE, the AIE ... account logical constraints. This two stage approach makes efficient use of the data since only half the ... Abstract:  Integrated assessments that use catch-at-age or abundance-at-age data for model ... resulting from the imprecision of age determination using annual ring counts from otoliths. This paper ...

   Meeting Document : WG-FSA-09/21 : Auteur(s): S.G. Candy, G.B. Nowara, D.C. Welsford and J.P. McKinlay (Australia)

7. OTOLITH-BASED AGEING OF THE PATAGONIAN TOOTHFISH (DISSOSTICHUS ELEGINOIDES) FOR THE HEARD AND MCDONALD ISLANDS: MODELLING FIXED AND RANDOM READER ERROR USING MULTIPLE READINGS OF A REFERENCE COLLECTION

   were modelled in two stages. In the first stage the frequency of the absolute value of IE, the AIE ... account logical constraints. This two stage approach makes efficient use of the data since only half the ... Abstract:  Integrated assessments that use catch-at-age or abundance-at-age data for model ... resulting from the imprecision of age determination using annual ring counts from otoliths. This paper ...

   Meeting Document : WG-SAM-09/07 : Auteur(s): S.G. Candy, G.B. Nowara, D.C. Welsford and J.P. McKinlay (Australia)

8. Chinstrap penguins alter foraging and diving behaviour in response to krill size

   have fluctuated in recent years. We therefore examined the diet of chinstrap penguins at Livingston ... that penguins made this switch to fish with a cost: more time was spent at sea foraging. Author(s ...

   Meeting Document : WG-EMM-07/11 : Auteur(s): A.K. Miller and W.Z. Trivelpiece (USA)

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

   the four years surveyed. Most juveniles were caught on the Shag Rocks shelf to the NW of South Georgia ... , 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 : Auteur(s): M.A. Collins, K.A. Ross, M. Belchier, K. Reid. (Mar. Biol., 152: 135–147 (2007)).

10. Comparison of long-term trends in abundance, recruitment and reproductive success of five populations of Pygoscelis penguins in the South Shetland Islands, Antarctica

    Livingston Island, South Shetland Islands, Antarctica, were examined to compare up to 25 years of data on the ... disproportionate effects on the survival of juvenile birds. Author(s):  J.T. Hinke (USA), K. Salwicka (Poland), S.G ...

    Meeting Document : WG-EMM-06/21 : Auteur(s): J.T. Hinke (USA), K. Salwicka (Poland), S.G. Trivelpiece, G.M. Watters and W.Z. Trivelpiece (USA)

Pages