Search Results - "Dixon, Heather J"

Characterizing the trophic position and shift in Atlantic salmon (Salmo salar) from freshwater to marine life-cycle phases using stable isotopes by Dixon, Heather J, Power, Michael, Dempson, JBrian, Sheehan, Timothy F, Chaput, Gerald

“…Abstract Dixon, H. J., Power, M., Dempson, J. B., Sheehan, T. F., and Chaput, G. 2012. Characterizing the trophic position shift in Atlantic salmon (Salmo…”
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Changing trophic structure and energy dynamics in the Northwest Atlantic: implications for Atlantic salmon feeding at West Greenland by Renkawitz, Mark D., Sheehan, Timothy F., Dixon, Heather J., Nygaard, Rasmus

“…Changes in large-scale climate conditions in the Northwest Atlantic caused a phase shift in productivity, altering trophic pathways that influence the growth,…”
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Reproductive status of walleye (Sander vitreus) and lake whitefish (Coregonus clupeaformis) in two large, shallow Canadian subarctic lakes by Dixon, Heather J., Harrison, Grant, Lister, Andrea L., MacLatchy, Deborah L.

“…The reproductive status of walleye ( Sander vitreus ) and lake whitefish ( Coregonus clupeaformis ) is largely unstudied in the northern extent of their…”
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Short-term temporal variation in inshore/offshore feeding and trophic niche of Atlantic salmon Salmo salar off West Greenland by Dixon, Heather J., Dempson, J. Brian, Power, Michael

“…The marine portion of Atlantic salmon Salmo salar L. life history is not well understood, with many populations exhibiting declines in survival and growth…”
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Assessing the diet of North American Atlantic salmon (Salmo salar L.) off the West Greenland coast using gut content and stable isotope analyses by Dixon, Heather J., Dempson, J. Brian, Sheehan, Timothy F., Renkawitz, Mark D., Power, Michael

“…Investigations on the marine feeding of Atlantic salmon (Salmo salar L.) in the Northwest Atlantic are limited compared with the Northeast Atlantic…”
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Assessing the use of different marine growth zones of adult Atlantic salmon scales for studying marine trophic ecology with stable isotope analysis by Dixon, Heather J., Dempson, J. Brian, Power, Michael

“…•Atlantic salmon scale architecture has biasing effects on stable isotope values.•Different scale growth zones were analysed for stable isotopes to assess this…”
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