Variations in echosounder calibration with temperature, and some possible implications for acoustic surveys of krill biomass Resumen There is no abstract available for this document. Attribtuion of acoustic echoes to squid in the south Atlantic Resumen There is no abstract available for this document. Natural mortality rate in the mackerel icefish (Champsocephalus gunnari) around South Georgia Resumen There is no abstract available for this document. Assessments of by-catch in trawl fisheries at Heard and McDonald Islands Resumen There is no abstract available for this document. An assessment of CCAMLR measures employed to mitigate seabird mortality in longlining operations for Dissostichus eleginoides around South Georgia Resumen There is no abstract available for this document. Do krill and salps compete? Contrary evidence from the krill fisheries Resumen There is no abstract available for this document. Comparison of age readings from scales and otoliths of the Patagonian toothfish (Dissostichus eleginoides) from South Georgia Resumen There is no abstract available for this document. Changes in the fish biomass around Elephant Island (Subarea 48.1) from 1976 to 1996 Resumen There is no abstract available for this document. Composition and characteristics of ichthyofauna in pelagic waters of South Georgia (Subarea 48.3) Resumen There is no abstract available for this document. Analysis of the diet of Champsocephalus gunnari at South Georgia in late summer from 1994 to 1997, Dr Eduardo L. Holmberg surveys Resumen There is no abstract available for this document. Páginas« primero ‹ anterior … 775 776 777 778 779 780 781 782 783 … siguiente › última »