John Fleng Steffensen
Professor
Marine Biology
Strandpromenaden 5
3000 Helsingør
- 2013
- Published
Differential occurrence of immune cells in the primary and secondary vascular systems in rainbow trout, Oncorhynchus mykiss (Walbaum)
Rasmussen, K. J., Steffensen, John Fleng & Buchmann, Kurt, 2013, In: Journal of Fish Diseases. 36, 7, p. 675-679 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of intraspecific variation in reproductive traits, pectoral fin use and burst swimming on metabolic rates and swimming performance in the Trinidadian guppy (Poecilia reticulata)
Svendsen, J. C., Banet, A. I., Christensen, R. H. B., Steffensen, John Fleng & Aarestrup, K., 2013, In: Journal of Experimental Biology. 216, 18, p. 3564-3574 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Energetic extremes in aquatic locomotion by coral reef fishes
Fulton, C. J., Johansen, J. L. & Steffensen, John Fleng, 2013, In: PLoS ONE. 8, 1, 6 p., e54033.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Excess post-hypoxic oxygen consumption in Atlantic cod Gadus morhua
Plambech, M., Van Deurs, M., Steffensen, John Fleng, Tirsgård, B. & Behrens, J. W., 2013, In: Journal of Fish Biology. 83, 2, p. 396-403 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Excess post-hypoxic oxygen consumption is independent from lactate accumulation in two cyprinid fishes
Genz, J., Jyde, M. B., Svendsen, J. C., Steffensen, John Fleng & Ramløv, H., 2013, In: Comparative Biochemistry and Physiology - Part A: Molecular & Integrative Physiology. 165, 1, p. 54-60 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Hypercapnia adversely affects postprandial metabolism in the European eel (Anguilla anguilla)
Methling, C., Pedersen, P. B., Steffensen, John Fleng & Skov, P. V., 2013, In: Aquaculture. 416-417, p. 166-172 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Local Adaptation to Altitude Underlies Divergent Thermal Physiology in Tropical Killifishes of the Genus Aphyosemion
McKenzie, D., Estivales, G., Svendsen, J. C., Steffensen, John Fleng, Agnèse, J. & Nudds, R. L., 2013, In: P L o S One. 8, 1Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The effect of hypoxia on fish swimming performance and behaviour: swimming physiology of fish
Domenici, P., Herbert, N. A., Lefrançois, C., Steffensen, John Fleng & McKenzie, D., 2013, Swimming Physiology of Fish. Palstra, A. P. & Planas, J. V. (eds.). Springer Science+Business Media, p. 129-159 31 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- Published
The effects of temperature on specific dynamic action and ammonia excretion in pikeperch (Sander lucioperca)
Frisk, M., Steffensen, John Fleng & Skov, P. V., 2013, In: Aquaculture. 404-405, p. 65-70 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2014
- Published
Distribution and feeding ecology of the Greenland shark (Somniosus microcephalus) in Greenland waters
Nielsen, J., Hedeholm, R. B., Simon, M. & Steffensen, John Fleng, 2014, In: Polar Biology. 37, 1, p. 37-46 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Function and control of the fish secondary vascular system, a contrast to mammalian lymphatic systems
Rummer, J. L., Wang, S., Steffensen, John Fleng & Randall, D. J., 2014, In: Journal of Experimental Biology. 217, p. 751-757 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
How sailfish use their bills to capture schooling prey
Domenici, P., Wilson, A. D. M., Kurvers, R. H. J. M., Marras, S., Herbert-Read, J. E., Steffensen, John Fleng, Krause, S., Viblanc, P. E., Couillaud, P. & Krause, J., 2014, In: Proceedings of the Royal Society B: Biological Sciences. 281, 1784, 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Physiological mechanisms underlying individual variation in tolerance of food deprivation in juvenile European sea bass, Dicentrarchus labrax
McKenzie, D. J., Vergnet, A., Chatain, B., Vandeputte, M., Desmarais, E., Steffensen, John Fleng & Guinand, B., 2014, In: Journal of Experimental Biology. 217, 18, p. 3283-3292 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Severe hypoxia impairs lateralization in a marine teleost fish
Lucon-Xiccato, T., Nati, J. J. H., Blasco, F. R., Johansen, J. L., Steffensen, John Fleng & Domenici, P., 2014, In: Journal of Experimental Biology. 217, 23, p. 4115-4118 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The response of striped surfperch Embiotoca lateralis to progressive hypoxia: swimming activity, shoal structure, and estimated metabolic expenditure
Cook, D. G., Brown, E. J., Lefevre, S., Domenici, P. & Steffensen, John Fleng, 2014, In: Journal of Experimental Marine Biology and Ecology. 460, p. 162-169 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Unsteady flow affects swimming energetics in a labriform fish (Cymatogaster aggregata)
Roche, D. G., Taylor, M. K., Binning, S. A., Johansen, J. L., Domenici, P. & Steffensen, John Fleng, 2014, In: Journal of Experimental Biology. 217, p. 414-422 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2015
- Published
Behavioural thermoregulation in a temperature-sensitive coral reef fish, the five-lined cardinalfish (Cheilodipterus quinquelineatus)
Nay, T. J., Johansen, J. L., Habary, A., Steffensen, John Fleng & Rummer, J. L., 2015, In: Coral Reefs. 34, 4, p. 1261-1265 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of temperature on specific dynamic action in Atlantic cod Gadus morhua
Tirsgård, B., Svendsen, J. C. & Steffensen, John Fleng, 2015, In: Fish Physiology & Biochemistry. 41, 1, p. 41-50 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fast-starting after a breath: air-breathing motions are kinematically similar to escape responses in the catfish Hoplosternum littorale
Domenici, P., Norin, T., Bushnell, P. G., Johansen, J. L., Skov, P. V., Svendsen, M. B. S., Steffensen, John Fleng & Abe, A. S., 2015, In: Biology Open. 4, p. 79-85 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fish swimming in schools save energy regardless of their spatial position
Marras, S., Killen, S. S., Lindstroem, J., McKenzie, D. J., Steffensen, John Fleng & Domenici, P., 2015, In: Behavioral Ecology and Sociobiology. 69, 2, p. 219-226 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Intraspecific variation in aerobic and anaerobic locomotion: gilthead sea bream (Sparus aurata) and Trinidadian guppy (Poecilia reticulata) do not exhibit a trade-off between maximum sustained swimming speed and minimum cost of transport
Svendsen, J. C., Tirsgård, B., Cordero, G. A. & Steffensen, John Fleng, 2015, In: Frontiers in Physiology. 6, 12 p., 43.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Not so fast: swimming behavior of sailfish during predator-prey interactions using high-speed video and accelerometry
Marras, S., Noda, T., Steffensen, John Fleng, Svendsen, M. B. S., Krause, J., Wilson, A. D. M., Kurvers, R. H. J. M., Herbert-Read, J., Boswell, K. M. & Domenici, P., 2015, In: Integrative and Comparative Biology. 55, 4, p. 719-727 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Prolonged SDA and reduced digestive efficiency under elevated CO2 may explain reduced growth in Atlantic cod (Gadus morhua)
Tirsgård, B., Moran, D. & Steffensen, John Fleng, 2015, In: Aquatic Toxicology. 158, p. 171-180 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The effect of temperature and body size on metabolic scope of activity in juvenile Atlantic cod Gadus morhua L.
Tirsgård, B., Behrens, J. W. & Steffensen, John Fleng, 2015, In: Comparative Biochemistry and Physiology - Part A: Molecular & Integrative Physiology. 179, p. 89-94 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Winter temperatures decrease swimming performance and limit distributions of tropical damselfishes
Johansen, J. L., Steffensen, John Fleng & Jones, G. P., 2015, In: Conservation Physiology. 3, 1, 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2016
- Published
Conservation physiology of marine fishes: state of the art and prospects for policy
McKenzie, D. J., Axelsson, M., Chabot, D., Claireaux, G., Cooke, S. J., Corner, R. A., De Boeck, G., Domenici, P., Guerreiro, P. M., Hamer, B., Jørgensen, C., Killen, S. S., Lefevre, S., Marras, S., Michaelidis, B., Nilsson, G. E., Peck, M. A., Perez-Ruzafa, A., Rijnsdorp, A. D., Shiels, H. A. & 9 others, , 2016, In: Conservation Physiology. 4, 1, 20 p., cow046.Research output: Contribution to journal › Review › Research › peer-review
- Published
Design and setup of intermittent-flow respirometry system for aquatic organisms
Svendsen, M. B. S., Bushnell, P. G. & Steffensen, John Fleng, 2016, In: Journal of Fish Biology. 88, 1, p. 26-50 25 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effect of closed v. intermittent-flow respirometry on hypoxia tolerance in the shiner perch Cymatogaster aggregata
Snyder, S., Nadler, L. E., Bayley, J. S., Svendsen, M. B. S., Johansen, J. L., Domenici, P. & Steffensen, John Fleng, 2016, In: Journal of Fish Biology. 88, 1, p. 252-264 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Laser speckle contrast imaging for monitoring changes in microvascular blood flow
Ambrus, R., Strandby, R. B., Svendsen, Lars Bo, Achiam, Michael Patrick, Steffensen, John Fleng & Svendsen, M. B. S., 2016, In: European Surgical Research. 56, 3-4, p. 87-96 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Maximum swimming speeds of sailfish and three other large marine predatory fish species based on muscle contraction time and stride length: a myth revisited
Svendsen, M. B. S., Domenici, P., Marras, S., Krause, J., Boswell, K. M., Rodriguez-Pinto, I., Wilson, A. D. M., Kurvers, R. H. J. M., Viblanc, P. E., Finger, J. S. & Steffensen, John Fleng, 2016, In: Biology Open. 5, 10, p. 1415-1419 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Partitioning the metabolic scope: the importance of anaerobic metabolism and implications for the oxygen- and capacity-limited thermal tolerance (OCLTT) hypothesis
Ejbye-Ernst, R., Michaelsen, T. Y., Tirsgård, B., Wilson, J. M., Jensen, L. F., Steffensen, John Fleng, Pertoldi, C., Aarestrup, K. & Svendsen, J. C., 2016, In: Conservation Physiology. 4, 1, 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Proto-cooperation: group hunting sailfish improve hunting success by alternating attacks on grouping prey
Herbert-Read, J. E., Romanczuk, P., Krause, S., Strömbom, D., Couillaud, P., Domenici, P., Kurvers, R. H. J. M., Marras, S., Steffensen, John Fleng, Wilson, A. D. M. & Krause, J., 2016, In: Royal Society of London. Proceedings B. Biological Sciences. 283, 1842, 9 p., 20161671.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sources of variation in oxygen consumption of aquatic animals demonstrated by simulated constant oxygen consumption and respirometers of different sizes
Svendsen, M. B. S., Bushnell, P. G., Christensen, E. A. F. & Steffensen, John Fleng, 2016, In: Journal of Fish Biology. 88, 1, p. 51-64 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The determination of standard metabolic rate in fishes
Chabot, D., Steffensen, John Fleng & Farrell, A. P., 2016, In: Journal of Fish Biology. 88, 1, p. 81-121 41 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Eye lens radiocarbon reveals centuries of longevity in the Greenland shark (Somniosus microcephalus)
Nielsen, J., Hedeholm, R. B., Heinemeier, J., Bushnell, P. G., Christiansen, J. S., Olsen, J., Ramsey, C. B., Brill, R. W., Simon, M., Steffensen, K. F. & Steffensen, John Fleng, 12 Aug 2016, In: Science (New York, N.Y.). 353, 6300, p. 702-4 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2017
- Published
Adapt, move or die - how will tropical coral reef fishes cope with ocean warming?
Habary, A., Johansen, J. L., Nay, T. J., Steffensen, John Fleng & Rummer, J. L., 2017, In: Global Change Biology. 23, 2, p. 566-577 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Optimum temperature of a northern population of Arctic charr (Salvelinus alpinus) using heart rate Arrhenius breakpoint analysis
Hansen, A. K., Byriel, David Bille, R. Jensen, M., Steffensen, John Fleng & Svendsen, M. B. S., 2017, In: Polar Biology. 40, 5, p. 1063-1070 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Evolution of Lateralization in Group Hunting Sailfish
Kurvers, R. H. J. M., Krause, S., Viblanc, P. E., Herbert-Read, J. E., Zaslansky, P., Domenici, P., Marras, S., Steffensen, John Fleng, Svendsen, M. B. S., Wilson, A. D. M., Couillaud, P., Boswell, K. M. & Krause, J., 2017, In: Current Biology. 27, 4, p. 521-526 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Greenland shark: a new challenge for the oxidative stress theory of ageing?
Costantini, D., Smith, S., Killen, S. S., Nielsen, J. & Steffensen, John Fleng, 2017, In: Comparative Biochemistry and Physiology. Part A: Molecular & Integrative Physiology. 203, p. 227-232 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
To scale or not to scale: a perspective on describing fish energy budgeting
Svendsen, M. B. S., Christensen, E. A. F. & Steffensen, John Fleng, 1 Jan 2017, In: Conservation Physiology. 5, 1, 10 p., cox056.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Characterization of the functional and anatomical differences in the atrial and ventricular myocardium from three species of elasmobranch fishes: smooth dogfish (Mustelus canis), sandbar shark (Carcharhinus plumbeus), and clearnose skate (Raja eglanteria)
Larsen, J., Bushnell, P., Steffensen, John Fleng, Pedersen, M., Qvortrup, Klaus & Brill, R., Feb 2017, In: Journal of Comparative Physiology B: Biochemical, Systems, and Environmental Physiology. 187, 2, p. 291-313 23 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Plasma osmolality and oxygen consumption of perch Perca fluviatilis in response to different salinities and temperatures
Christensen, E. A. F., Svendsen, M. B. S. & Steffensen, John Fleng, Mar 2017, In: Journal of Fish Biology. 90, 3, p. 819-833 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The angular position of a refuge affects escape responses in staghorn sculpin Leptocottus armatus
Shi, X., Møller, J. S., Højgaard, J., Johansen, J. L., Steffensen, John Fleng, Liu, D. & Domenici, P., Jun 2017, In: Journal of Fish Biology. 90, 6, p. 2434-2442 9 p.Research output: Contribution to journal › Letter › Research › peer-review
- Published
Injury-mediated decrease in locomotor performance increases predation risk in schooling fish
Krause, J., Herbert-Read, J. E., Seebacher, F., Domenici, P., Wilson, A. D. M., Marras, S., Svendsen, M. B. S., Strömbom, D., Steffensen, John Fleng, Krause, S., Viblanc, P. E., Couillaud, P., Bach, P., Sabarros, P. S., Zaslansky, P. & Kurvers, R. H. J. M., 19 Aug 2017, In: Philosophical Transactions of the Royal Society B: Biological Sciences. 372, 1727, 8 p., 20160232.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The effect of hypoxia on fish schooling
Domenici, P., Steffensen, John Fleng & Marras, S., 19 Aug 2017, In: Philosophical Transactions of the Royal Society B: Biological Sciences. 372, 1727, 13 p., 20160236.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Blood O2 affinity of a large polar elasmobranch, the Greenland shark Somniosus microcephalus
Herbert, N. A., Skov, P. V., Tirsgård, B., Bushnell, P. G., Brill, R. W., Clark, C. H. & Steffensen, John Fleng, Nov 2017, In: Polar Biology. 40, 11, p. 2297-2305 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2018
- Published
Effects of harmful algal blooms on fish: insights from Prymnesium parvum
Svendsen, M. B. S., Andersen, N. G., Hansen, Per Juel & Steffensen, John Fleng, 2018, In: Fishes. 3, 1, 12 p., 11.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The emergence emergency: a mudskipper's response to temperatures
Nay, T. J., Gervais, C. R., Hoey, A. S., Johansen, J. L., Steffensen, John Fleng & Rummer, J. L., 2018, In: Journal of Thermal Biology. 78, p. 65-72Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Too hot to handle? Using movement to alleviate effects of elevated temperatures in a benthic elasmobranch, Hemiscyllium ocellatum
Gervais, C. R., Nay, T. J., Renshaw, G., Johansen, J. L., Steffensen, John Fleng & Rummer, J. L., 2018, In: Marine Biology. 165, 11, p. 1-12 162.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Turbulent flow reduces oxygen consumption in the labriform swimming shiner perch, Cymatogaster aggregata
van der Hoop, J. M., Byron, M. L., Ozolina, K., Miller, D. L., Johansen, J. L., Domenici, P. & Steffensen, John Fleng, 2018, In: Journal of Experimental Biology. 221, 11, p. 1-11 jeb168773.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 2881
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Embryonic suckling and maternal specializations in the live-bearing teleost Zoarces viviparus
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
1730
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Fast-starting after a breath: air-breathing motions are kinematically similar to escape responses in the catfish Hoplosternum littorale
Research output: Contribution to journal › Journal article › Research › peer-review
Published -
1673
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Pop Up Satellite Tags Impair Swimming Performance and Energetics of the European Eel (Anguilla anguilla)
Research output: Contribution to journal › Journal article › Research › peer-review
Published