John D. Fitzsimons

Fisheries and Oceans Canada — Canada

Environmental Science · Physical Sciences

35h-index3.3kcitations97works0.02yr avg
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Research Topics

Fish Ecology and Management Studies(63), Aquatic Invertebrate Ecology and Behavior(22), Aquaculture Nutrition and Growth(19), Fish Biology and Ecology Studies(13), Marine and fisheries research(10)

Publications97 total

Thiamine status of lake trout in lake Ontario and its relation to diet after the colonization of round goby, 2005–2006
Journal of Great Lakes Research·2021· 1 cited
Ontogenetic Dietary Changes and Thiamine Status of Lake Ontario Chinook Salmon, 2005–2006
North American Journal of Fisheries Management·2021· 7 cited
Reduced thiamine utilization by Seneca Lake lake trout embryos and potential implications to restoration of lake trout in the Great Lakes
Environmental Biology of Fishes·2021· 8 cited
Organochlorine and heavy metals residues in the nearshore biota of the Canadian Lower Great Lakes
The Atrium (University of Guelph)·2018Open Access
Diet and trophic niche space and overlap of Lake Ontario salmonid species using stable isotopes and stomach contents
Journal of Great Lakes Research·2018· 63 cited
Multiple generalist morphs of Lake Trout: Avoiding constraints on the evolution of intraspecific divergence?
Ecology and Evolution·2016· 28 citedOpen Access
Using otolith microchemistry to reconstruct habitat use of<scp>A</scp>merican eels<i><scp>A</scp>nguilla rostrata</i>in the<scp>S</scp>t.<scp>L</scp>awrence<scp>R</scp>iver–<scp>L</scp>ake<scp>O</scp>ntario system
Ecology Of Freshwater Fish·2015· 21 cited
Relationship between lake trout spawning, embryonic survival, and currents: A case of bet hedging in the face of environmental stochasticity?
Journal of Great Lakes Research·2014· 20 cited
Impacts of Diet on Thiamine Status of Lake Ontario American Eels
Transactions of the American Fisheries Society·2013· 9 cited
Use of Stable Isotopes to Identify Redds of Putative Hatchery and Wild Atlantic Salmon and Evaluate Their Spawning Habitat and Egg Thiamine Status in a Lake Ontario Tributary
North American Journal of Fisheries Management·2013· 4 cited
Thiamine deficiency: A viable hypothesis for paralytic syndrome in Baltic birds. Commentary on Sonne et al., 2012. A review of the factors causing paralysis in wild birds: Implications for the paralytic syndrome observed in the Baltic Sea. Science of the Total Environment 416:32–39
The Science of The Total Environment·2012· 7 cited
Use of a thiamine antagonist to evaluate the effects of thiamine deficiency on lake trout embryonic development
Journal of Great Lakes Research·2012· 6 cited
20. Thiamine Deficiency in Aquatic Food Chains : The Cumulative Result of Ecosystem Disruption by Clupeids?
KTH Publication Database DiVA (KTH Royal Institute of Technology)·2012· 3 citedOpen Access
Microhabitat association of Hemimysis anomala on fish spawning reefs in Grand Traverse Bay, Lake Michigan
Journal of Great Lakes Research·2012· 14 cited
Round goby predation on Hemimysis anomala
Journal of Great Lakes Research·2012· 9 cited
Microhabitat association of Hemimysis anomala on fish spawning reefs in
2012
A Comparison of Egg Funnel and Egg Bag Estimates of Egg Deposition in Grand Traverse Bay, Lake Michigan
North American Journal of Fisheries Management·2011· 9 citedOpen Access
Variation in Lake Michigan Alewife (<i>Alosa pseudoharengus</i>) Thiaminase and Fatty Acids Composition
Journal of Freshwater Ecology·2010· 8 citedOpen Access
Increase in lake trout reproduction in Lake Huron following the collapse of alewife: Relief from thiamine deficiency or larval predation?
Aquatic Ecosystem Health & Management·2010· 44 cited
Linking lake whitefish (Coregonus clupeaformis) condition with male gamete quality and quantity
Journal of Great Lakes Research·2010· 16 cited
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Frequent Co-authors

Dale C. Honeyfield(20), Scott Brown(20), Donald E. Tillitt(13), J. Ellen Marsden(9), James L. Zajicek(8), Randall M. Claramunt(8), Bill Williston(8), Lisa R. Brown(7), Jory L. Jonas(7), Martha Wolgamood(5), Brian J. Ellrott(5), John M. Casselman(4), Joy P. Hinterkopf(4), Lenore Vandenbyllaardt(4), Victor W. Cairns(4), Georgina Williston(4), Kristin Moore(4), Lars G. Rudstam(3), John G. Hnath(3), G. McDonald(3)