John Fleng Steffensen

John Fleng Steffensen

Professor


  1. 2020
  2. E-pub ahead of print

    The combined effect of body size and temperature on oxygen consumption rates and the size-dependency of preferred temperature in European perch Perca fluviatilis

    Christensen, E. A. F., Svendsen, M. B. S. & Steffensen, John Fleng, 18 Jun 2020, In : Journal of Fish Biology.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Bidirectional cyclical flows increase energetic costs of station holding for a labriform swimming fish, Cymatogaster aggregata

    Luongo, S. M., Ruth, A., Gervais, C. R., Korsmeyer, K. E., Johansen, J. L., Domenici, P. & Steffensen, John Fleng, 2020, In : Conservation Physiology. 8, 1, 11 p., coaa077.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Linking hunting weaponry to attack strategies in sailfish and striped marlin

    Hansen, M. J., Krause, S., Breuker, M., Kurvers, R. H. J. M., Dhellemmes, F., Viblanc, P. E., Müller, J., Mahlow, C., Boswell, K., Marras, S., Domenici, P., Wilson, A. D. M., Herbert-Read, J. E., Steffensen, John Fleng, Fritsch, G., Hildebrandt, T. B., Zaslansky, P., Bach, P., Sabarros, P. S. & Krause, J., 2020, In : Proceedings of the Royal Society B: Biological Sciences. 287, 1918, 9 p., 20192228.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Swimming in unsteady water flows: is turning in a changing flow an energetically expensive endeavor for fish?

    Schakmann, M., Steffensen, John Fleng, Bushnell, P. G. & Korsmeyer, K. E., 2020, In : The Journal of Experimental Biology. 223, 6, 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. 2019
  7. Published

    Advancing Research for the Management of Long-Lived Species: A Case Study on the Greenland Shark

    Edwards, J. E., Hiltz, E., Broell, F., Bushnell, P. G., Campana, S. E., Christiansen, J. S., Devine, B. M., Gallant, J. J., Hedges, K. J., MacNeil, M. A., McMeans, B. C., Nielsen, J., Præbel, K., Skomal, G. B., Steffensen, John Fleng, Walter, R. P., Watanabe, Y. Y., VanderZwaag, D. L. & Hussey, N. E., 2019, In : Frontiers in Marine Science. 6, p. 1-27 87.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Are all bony fishes oxygen regulators? Evidence for oxygen regulation in a putative oxygen conformer, the swamp eel Synbranchus marmoratus

    Svendsen, M. B. S., Johansen, J. L., Bushnell, P. G., Skov, P. V., Norin, T., Domenici, P., Steffensen, John Fleng & Abe, A., 2019, In : Journal of Fish Biology. 94, 1, p. 178-182

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Dermal Denticles of Three Slowly Swimming Shark Species: Microscopy and Flow Visualization

    Feld, K., Kolborg, Anne Noer, Nyborg, C. M., Salewski, M., Steffensen, John Fleng & Berg-Sørensen, K., 2019, In : Biomimetics. 4, 2, 20 p., 38.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Excess postexercise oxygen consumption decreases with swimming duration in a labriform fish: integrating aerobic and anaerobic metabolism across time

    Cordero, G. A., Methling, C., Tirsgaard, B., Steffensen, John Fleng, Domenici, P. & Svendsen, J. C., 2019, In : Journal of Experimental Zoology. Part A: Ecological and Integrative Physiology . 331, 10, p. 577-586 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Greenland Shark (Somniosus microcephalus) Stomach Contents and Stable Isotope Values Reveal an Ontogenetic Dietary Shift

    Nielsen, J., Christiansen, J. S., Grønkjær, P., Bushnell, P., Steffensen, John Fleng, Kiilerich, H. O., Præbel, K. & Hedeholm, R., 2019, In : Frontiers in Marine Science. 6, p. 1-11 125.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Intra-Specific Difference in the Effect of Salinity on Physiological Performance in European Perch (Perca fluviatilis) and Its Ecological Importance for Fish in Estuaries

    Christensen, E. A. F., Stieglitz, J. D., Grosell, M. & Steffensen, John Fleng, 2019, In : Biology. 8, 4, 17 p., 89.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published

    Intussusceptive Vascular Remodeling Precedes Pathological Neovascularization

    Ali, Z., Mukwaya, A., Biesemeier, A., Ntzouni, M., Ramsköld, D., Giatrellis, S., Mammadzada, P., Cao, R., Lennikov, A., Marass, M., Gerri, C., Hildesjö, C., Taylor, M., Deng, Q., Peebo, B., del Peso, L., Kvanta, A., Sandberg, R., Schraermeyer, U., Andre, H., Steffensen, John Fleng, Lagali, N., Cao, Y., Kele, J. & Jensen, L. D., 2019, In : Arteriosclerosis, Thrombosis, and Vascular Biology. 39, 7, p. 1402-1418

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Maximum salinity tolerance and osmoregulatory capabilities of European perch Perca fluviatilis populations originating from different salinity habitats

    Christensen, E. A. F., Grosell, M. & Steffensen, John Fleng, 2019, In : Conservation Physiology. 7, 1, p. 1-5 coz004.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Respiratory Physiology of European Plaice (Pleuronectes platessa) Exposed to Prymnesium parvum

    Bergsson, Heidrikur, Andersen, N. R., Svendsen, M. B. S., Hansen, Per Juel & Steffensen, John Fleng, 2019, In : Fishes. 4, 2, 13 p., 32.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. 2018
  17. Published

    Blood pressure in the Greenland shark as estimated from ventral aortic elasticity

    Shadwick, R. E., Bernal, D., Bushnell, P. G. & Steffensen, John Fleng, 2018, In : Journal of Experimental Biology. 221, 19, p. 1-6 jeb186957.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. 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 journalJournal articleResearchpeer-review

  19. Published

    Effects of salinity on swimming performance and oxygen consumption rate of shiner perch Cymatogaster aggregata

    Christensen, E. A. F., Illing, B., Iversen, N. S., Johansen, J. L., Domenici, P. & Steffensen, John Fleng, 2018, In : Journal of Experimental Marine Biology and Ecology. 504, p. 32-37 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. 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. 65-72

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. 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 journalJournal articleResearchpeer-review

  22. 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 journalJournal articleResearchpeer-review

  23. 2017
  24. 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 journalJournal articleResearchpeer-review

  25. 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 journalJournal articleResearchpeer-review

  26. 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 journalJournal articleResearchpeer-review

  27. 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 journalLetterResearchpeer-review

  28. 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 journalJournal articleResearchpeer-review

  29. 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 journalJournal articleResearchpeer-review

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