John Fleng Steffensen

John Fleng Steffensen

Professor


  1. 2009
  2. Published

    The role of adrenaline as a modulator of cardiac performance in two Antarctic fishes

    Skov, P. V., Bushnell, P. G., Tirsgaard, B. & Steffensen, John Fleng, 2009, In: Polar Biology. 32, 2, p. 215-223

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. 2008
  4. Published

    Does autonomic regulation of heart rate optimise oxygen uptake in teleost fishes?

    McKenzie, D., Taylor, E., Wang, T., Skov, P. V., Steffensen, John Fleng, Campbell, H., Leite, C. & Abe, A., 2008, In: Comparative Biochemistry and Physiology - Part A: Comparative Physiology. 150, 3, Supplement, p. S117 1 p.

    Research output: Contribution to journalConference abstract in journalResearch

  5. Published

    Effect of ammonia on weatherloach (Misgurnus anguillicaudatus) metabolism under aquatic and aerial conditions

    Silva, J. M., Coimbra, J., Steffensen, John Fleng & Wilson, J., 2008, In: Comparative Biochemistry and Physiology A. 150, 3, Supplement 1, p. S120 1 p., A6.21.

    Research output: Contribution to journalConference abstract in journalResearch

  6. Published

    Komparative studier af hvid- og rødblodede antarktiske fisks fysiologi og kardiovasculære anatomi.

    Steffensen, John Fleng, 2008, Dansk Ekspeditionsfond - Galathea 3 2006-2007. 1. ed. Dansk Ekspeditionsfond Galathea 3 og Thaning & Appel, p. 200-204

    Research output: Chapter in Book/Report/Conference proceedingBook chapterCommunication

  7. Published

    Plasma FITC-dextran exchange between the primary and secondary circulatory systems in the Atlantic cod, Gadus Morhua.

    Fischer, C. & Steffensen, John Fleng, 2008, In: Fish Physiology & Biochemistry. 34, 3, p. 245-9 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Suckling behaviour in a viviparous teleost: role of the post-ovulatory follicle in matemal-embryonic exchange

    Skov, P. V., Sørensen, T. & Steffensen, John Fleng, 2008, In: Comparative Biochemistry and Physiology A. 150, 3, Supplement, p. S122 1 p., A6.27.

    Research output: Contribution to journalConference abstract in journalResearch

  9. Published

    The parasite fauna of Arctogadus glacialis (Peters) (Gadidae) from western and eastern Greenland

    Køie, M., Steffensen, John Fleng, Møller, Peter Rask & Christiansen, J. S., 2008, In: Polar Biology. 31, 9, p. 1017-1021 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    The role of adrenaline as a modulator of cardiac performance in three Notothenioid fishes

    Skov, P. V., Bushnell, P., Tirsgaard, B. & Steffensen, John Fleng, 2008, In: Comparative Biochemistry and Physiology A. 150, 3, Supplement, p. S97-S98 2 p., A5.3.

    Research output: Contribution to journalConference abstract in journalResearch

  11. Published

    Variation in oxygen consumption and temperature preference of Atlantic cod, Gadus morhua, from Denmark and Greenland

    Steffensen, John Fleng, 2008, In: Comparative Biochemistry and Physiology - Part A: Molecular & Integrative Physiology. 150, 3, Supplement, p. S206-S207

    Research output: Contribution to journalConference abstract in journalResearch

  12. Published

    Vascularization of the lateral line organ in the Atlantic cod: involvement of the secondary vascular system

    Bielecki, J., Skov, P. V., Tranum-Jensen, Jørgen & Steffensen, John Fleng, 2008, In: Journal of Zoology. 276, 2, p. 142-148 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. 2007
  14. Published

    Effects of ration size and hypoxia on specific dynamic action in the cod

    Jordan, Anders Drud & Steffensen, John Fleng, 2007, In: Physiological and Biochemical Zoology.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Erratum: Gait transition and oxygen consumption in swimming striped perch Embiotoca lateralis Agassiz (Journal of Fish Biology (2006) 69 (1612-1625))

    Cannas, M., Schaefer, J., Domenici, P. & Steffensen, John Fleng, 2007, In: Journal of Fish Biology.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Oxygen consumption of fish exposed to hypoxia: Are they all oxyregulators or are any oxyconformers?

    Steffensen, John Fleng, 2007, Fish Physiology, Toxicology, and Water Quality: Proceedings of the Ninth International Symposium, Capri, Italy, April 24-28, 2006. Brauner, C. J., Suvajdzic, K., Nilsson, G. & Randall, D. (eds.). Ecosystems Research Divison Athens, Georgia, p. 239-244

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  17. Published

    Oxygen dynamics around buried lesser sandeels Ammodytes tobianus (Linnaeus 1785): mode of ventilation and oxygen requirements.

    Behrens, J. W., Stahl, H. J., Steffensen, John Fleng & Glud, R. N., 2007, In: Journal of Experimental Biology. 210, Pt 6, p. 1006-14 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Swimming alters responses to hypoxia in the Adriatic sturgeon Acipenser naccarii

    McKenzie, D. J., Steffensen, John Fleng, Korsmeyer, K., Whiteley, N. M., Bronzi, P. & Taylor, E. W., 2007, In: Journal of Fish Biology. 70, p. 651-658

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    The Effect of Ration Size and Hypoxia on Specific Dynamic Action in the Cod

    Jordan, Anders Drud & Steffensen, John Fleng, 2007, In: Physiological and Biochemical Zoology. 80, 2, p. 178-185

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    The effect of hypoxia on behavioural and physiological aspects of lesser sandeel, Ammodytes tobianus (Linnaeus, 1785)

    Behrens, J. W. & Steffensen, John Fleng, 2007, In: Marine Biology. 150, p. 1365-1377

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    The relationship between caudal differential pressure and activity of Atlantic cod: a potential method to predict oxygen consumption of free-swimming fish

    Steinhausen, M. F., Steffensen, John Fleng & Andersen, N. G., 2007, In: Journal of Fish Biology. 71, p. 957-969

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Vascular arrangement and ultrastructure of the European eelpout Zoarces viviparus ovary: implications for maternal-embryonic exchange.

    Skov, P. V., Sørensen, T. F., Ramløv, H. & Steffensen, John Fleng, 2007, In: Anatomical Record-Advances in Integrative Anatomy and Evolutionary Biology. 290, 12, p. 1500-7 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. 2006
  24. Published

    A Novel Acoustic Dissolved Oxygen Transmitter for Fish Telemetry

    Svendsen, J. C., Aarestrup, K., Steffensen, John Fleng & Herskin, J., 2006, In: Marine Technology Society Journal. 40, 1, p. 103-108

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Fiskene i de danske farvande

    Steffensen, John Fleng, 2006, HAVET: Naturen i Danmark. Fenchel, T. (ed.). Gyldendal, p. 255-310

    Research output: Chapter in Book/Report/Conference proceedingBook chapterCommunication

  26. Published

    Gait transition and oxygen consumption in swimming striped surfperch Embiotoca lateralis Agassiz

    Cannas, M., Schaefer, J., Domenici, P. & Steffensen, John Fleng, 2006, In: Journal of Fish Biology. 69, 6, p. 1612-1625

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    Growth of Atlantic cod (Gadus morhua L.) with different haemoglobin subtypes when kept near their temperature preferenda

    Jordan, A. D., Lampe, J. F., Grisdale-Helland, B., Helland, S. J., Shearer, K. D. & Steffensen, John Fleng, 2006, In: Aquaculture. 257, p. 44-52

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Hypoxia increases the behavioural activity of schooling herring: a response to physiological stress or respiratory distress?

    Herbert, N. A. & Steffensen, John Fleng, 2006, In: Marine Biology. 149, 5, p. 1217-1225

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Metabolic aspects of torpor in hummingbirds

    Bech, C. & Steffensen, John Fleng, 2006, In: Tung wu hsüeh pao. 52(Suppl.), p. 397-400

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 2881