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O. E. Johannsson · SciRah

Researcher profile · Semantic Scholar

O. E. Johannsson

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O. E. Johannsson — researcher profile on SciRah

h-index: 36
Works: 94
Citations: 3,902

Most-cited papers

Lake Ontario: food web dynamics in a changing ecosystem (1970-2000)
E. Mills, J. Casselman, R. Dermott, J. Fitzsimons +14 more
2003404 citations
Semantic Scholar
Large nonlethal effects of an invasive invertebrate predator on zooplankton population growth rate.
K. Pangle, S. Peacor, O. E. Johannsson
2007Ecology275 citations
Semantic Scholar
Benthic and Pelagic Secondary Production in Lake Erie after the Invasion of Dreissena spp. with Implications for Fish Production
O. E. Johannsson, R. Dermott, D. Graham, J. A. Dahl +3 more
2000176 citations
Semantic Scholar
Diet of Mysis relicta in Lake Ontario as revealed by stable isotope and gut content analysis
O. E. Johannsson, M. Leggett, L. Rudstam, M. Servos +4 more
2001143 citations
Semantic Scholar
Changes in the Nearshore and Offshore Zooplankton Communities in Lake Ontario: 1981–88
O. E. Johannsson, E. Mills, R. O'Gorman
1991134 citations
Semantic Scholar
Tribute to R. G. Boutilier: The effect of size on the physiological and behavioural responses of oscar, Astronotus ocellatus, to hypoxia
K. Sloman, C. Wood, G. Scott, S. Wood +4 more
2006Journal of Experimental Biology118 citations Open access
Semantic Scholar
Assessing the impact of a recent predatory invader: The population dynamics, vertical distribution, and potential prey of Cercopagis pengoi in Lake Ontario
H. Benoît, O. E. Johannsson, D. Warner, W. Gary Sprules +1 more
200295 citations Open access
Semantic Scholar
Effect of lake-wide planktivory by the pelagic prey fish community in Lakes Michigan and Ontario
P. Rand, D. J. Stewart, B. Lantry, L. Rudstam +5 more
199593 citations
Semantic Scholar
Temperature-dependent allometric models to estimate zooplankton production in temperate freshwater lakes
J. Stockwell, O. E. Johannsson
199789 citations
Semantic Scholar
The effects of silver on intestinal ion and acid-base regulation in the marine teleost fish, Parophrys vetulus.
M. Grosell, G. de Boeck, O. E. Johannsson, C. Wood
1999Comparative biochemistry and physiology. Part C, Pharmacology, toxicology & endocrinology85 citations
Semantic Scholar
The effects of temperature and predator—prey interactions on the migration behavior and vertical distribution of Mysis relicta
Brent T. Boscarino, L. Rudstam, Shylene Mata, G. Gal +2 more
200777 citations Open access
Semantic Scholar
Temporal and Seasonal Trends in Nutrient Dynamics and Biomass Measures in Lakes Michigan and Ontario in Response to Phosphorus Control
T. Johengen, O. E. Johannsson, G. Pernie, E. S. Millard
199476 citations
Semantic Scholar
Biogeochemical influences on the carbon isotope signatures of Lake Ontario biota
M. Leggett, M. Servos, R. Hesslein, O. E. Johannsson +2 more
199975 citations
Semantic Scholar
Mysis relicta: Assessment of Metalimnetic Feeding and Implications for Competition with Fish in Lakes Ontario and Michigan
O. E. Johannsson, L. Rudstam, D. Lasenby
199473 citations
Semantic Scholar
Response of Mysis relicta population dynamics and productivity to spatial and seasonal gradients in Lake Ontario
O. E. Johannsson
199568 citations
Semantic Scholar
Filtering Impacts of an Introduced Bivalve (Dreissena polymorpha) in a Shallow Lake: Application of a Hydrodynamic Model
H. MacIsaac, O. E. Johannsson, Jian Ye, W. G. Sprules +3 more
1999Ecosystems67 citations
Semantic Scholar
Life History and Productivity of Mysis Relicta in Lake Ontario
O. E. Johannsson
199265 citations
Semantic Scholar
Roles of Predation, Food, and Temperature in Structuring the Epilimnetic Zooplankton Populations in Lake Ontario, 1981–1986
O. E. Johannsson, R. O'Gorman
199164 citations
Semantic Scholar
Spatial and long-term temporal assessment of Lake Ontario water clarity, nutrients, chlorophyll a, and zooplankton
K. Holeck, J. Watkins, E. Mills, O. E. Johannsson +3 more
200857 citations
Semantic Scholar
Influence of inorganic nitrogen cycling on the δ15N of Lake Ontario biota
M. Leggett, O. E. Johannsson, R. Hesslein, D. Dixon +2 more
200052 citations
Semantic Scholar
Phytoplankton photosynthesis at two index stations in Lake Ontario 1987-1992 : assessment of the long-term response to phosphorus control
E. S. Millard, D. D. Myles, O. E. Johannsson, K. Ralph
199651 citations
Semantic Scholar
An evaluation of the diet of Mysis relicta using gut contents and fatty acid profiles in lakes with and without the invader Bythotrephes longimanus (Onychopoda, Cercopagidae)
L. Nordin, M. T. Arts, O. E. Johannsson, W. Taylor
2008Aquatic Ecology50 citations
Semantic Scholar
Lake Erie 1993, Western, West Central and Eastern Basins: Change in Trophic Status, and Assessment of the Abundance, Biomass and Production of the Lower Trophic Levels
J. A. Dahl, D. Graham, O. E. Johannsson, E. S. Millard +1 more
199547 citations
Semantic Scholar
Mysid and fish zooplanktivory in Lake Ontario: quantification of direct and indirect effects
G. Gal, L. Rudstam, E. Mills, Jana R. Lantry +2 more
200646 citations
Semantic Scholar
Effects of Water Acidity, Calcium, and Aluminum on Whole Body Ions of Brook Trout (Salvelinus fontinalis) Continuously Exposed from Fertilization to Swim-Up: A Study by Instrumental Neutron Activation Analysis
C. Wood, D. Mcdonald, C. Ingersoll, D. Mount +3 more
199045 citations
Semantic Scholar
Does hypoxia or different rates of re-oxygenation after hypoxia induce an oxidative stress response in Cyphocharax abramoides (Kner 1858), a Characid fish of the Rio Negro?
O. E. Johannsson, Marina Giacomin, Helen Sadauskas-Henrique, D. Campos +6 more
2018Comparative biochemistry and physiology. Part A, Molecular & integrative physiology44 citations
Semantic Scholar
Changes in Seasonal Nearshore Zooplankton Abundance Patterns in Lake Ontario following Establishment of the Exotic Predator Cercopagis pengoi
D. Warner, L. Rudstam, H. Benoît, E. Mills +1 more
200643 citations
Semantic Scholar
Seasonal phosphorus deficiency of Lake Ontario phytoplankton at two index stations: light versus phosphorus limitation of growth
E. S. Millard, D. D. Myles, O. E. Johannsson, K. Ralph
199643 citations
Semantic Scholar
Age and Growth of Alewives in the Changing Pelagia of Lake Ontario, 1978–1992
R. O'Gorman, O. E. Johannsson, C. Schneider
199742 citations
Semantic Scholar
Rh proteins and NH4+-activated Na+-ATPase in the Magadi tilapia (Alcolapia grahami), a 100% ureotelic teleost fish
Chris M. Wood, C. M. Nawata, Jonathan M. Wilson, P. Laurent +9 more
2013Journal of Experimental Biology41 citations
Semantic Scholar
Mechanisms of Na+ uptake, ammonia excretion, and their potential linkage in native Rio Negro tetras (Paracheirodon axelrodi, Hemigrammus rhodostomus, and Moenkhausia diktyota)
C. Wood, Lisa M. Robertson, O. E. Johannsson, A. Val
2014Journal of Comparative Physiology □ B38 citations
Semantic Scholar
A synthesis of ecological and fish-community changes in Lake Ontario, 1970-2000
E. Mills, J. Casselman, R. Dermott, J. Fitzsimons +14 more
200538 citations
Semantic Scholar
A comparison of estimates of productivity and consumption by zooplankton for planktonic ciliates in Lake Ontario
W. Taylor, O. E. Johannsson
199138 citations
Semantic Scholar
Energy Dynamics of the Eutrophic Chironomid Chironomus plumosus f. semireductus from the Bay of Quinte, Lake Ontario
O. E. Johannsson
198037 citations
Semantic Scholar
Investigating copper toxicity in the tropical fish cardinal tetra (Paracheirodon axelrodi) in natural Amazonian waters: Measurements, modeling, and reality.
Anne Crémazy, C. Wood, D. S. Smith, M. Ferreira +3 more
2016Aquatic Toxicology36 citations
Semantic Scholar
The Lake Ontario Zooplankton Community before (1987–1991) and after (2001–2005) Invasion-Induced Ecosystem Change
T. J. Stewart, O. E. Johannsson, K. Holeck, W. G. Sprules +1 more
201036 citations
Semantic Scholar
Changes in zooplankton biomass in the Bay of Quinte with the arrival of the mussels, Dreissena polymorpha and D. rostiformis bugensis, and the predatory cladoceran, Cercopagis pengoi: 1975 to 2008
K. Bowen, O. E. Johannsson
201135 citations
Semantic Scholar
Hydroacoustic measures of Mysis relicta abundance and distribution in Lake Ontario
L. Rudstam, T. Schaner, G. Gal, B. Boscarino +4 more
200835 citations
Semantic Scholar
Predicting Mysis relicta vertical distribution in Lake Ontario
G. Gal, L. Rudstam, O. E. Johannsson
200435 citations
Semantic Scholar
Whole Body Ions of Brook Trout (Salvelinus fontinalis) Alevins: Responses of Yolk-Sac and Swim-Up Stages to Water Acidity, Calcium, and Aluminum, and Recovery Effects
C. Wood, D. Mcdonald, C. Ingersoll, D. Mount +3 more
199035 citations
Semantic Scholar
Photo-oxidation processes, properties of DOC, reactive oxygen species (ROS), and their potential impacts on native biota and carbon cycling in the Rio Negro (Amazonia, Brazil)
O. E. Johannsson, D. S. Smith, Helen Sadauskas-Henrique, Giselle Cimprich +2 more
2017Hydrobiologia34 citations
Semantic Scholar
Transepithelial potential in the Magadi tilapia, a fish living in extreme alkalinity
C. Wood, H. Bergman, A. Bianchini, P. Laurent +7 more
2012Journal of Comparative Physiology □ B34 citations
Semantic Scholar
Diet Effects on Lipid Composition, Somatic Growth Potential, and Survival of the Benthic Amphipod Diporeia spp.
M. Kainz, O. E. Johannsson, M. T. Arts
201034 citations
Semantic Scholar
Larval Lake Whitefish abundance, diet and growth and their zooplankton prey abundance during a period of ecosystem change on the Bay of Quinte, Lake Ontario
J. A. Hoyle, O. E. Johannsson, K. Bowen
201133 citations
Semantic Scholar
Effect of Long-term Fasting on the Use of Fatty Acids as Trophic Markers in the Opossum Shrimp Mysis relicta—A Laboratory Study
C. Schlechtriem, M. T. Arts, O. E. Johannsson
200833 citations
Semantic Scholar
Direct and indirect effects of an invasive planktonic predator on pelagic food webs
Angela L. Strecker, B. Beisner, S. Arnott, A. Paterson +3 more
201132 citations
Semantic Scholar
Long-term, seasonal and spatial trends in nutrients, chlorophyll a and light attenuation in Lake Ontario
E. S. Millard, O. E. Johannsson, M. A. Neilson, A. El-shaarawi
2003State of Lake Ontario31 citations
Semantic Scholar
Comparison of Lake Ontario Zooplankton Communities Between 1967 and 1985: Before and After Implementation of Salmonid Stocking and Phosphorus Control
O. E. Johannsson
198730 citations
Semantic Scholar
Air breathing in Magadi tilapia Alcolapia grahami, under normoxic and hyperoxic conditions, and the association with sunlight and reactive oxygen species.
O. E. Johannsson, H. Bergman, C. Wood, P. Laurent +7 more
2014Journal of Fish Biology28 citations
Semantic Scholar
Mysis diluviana population and cohort dynamics in Lake Ontario before and after the establishment of Dreissena spp., Cercopagis pengoi , and Bythotrephes longimanus
O. E. Johannsson, K. Bowen, K. Holeck, M. Walsh
201128 citations
Semantic Scholar

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E. Mills — researcher profile on SciRah

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