John Fleng Steffensen,
M.Sc., lic. scient (Ph.D.)
University of Copenhagen
Marine Biological Section, Department of Biology
Strandpromenaden 5, DK-3000 Helsingør
Telephone - direct : +45 353 21986
Cell Phone: +45 60770490
e-mail primary : JFSteffensen @ bio.ku.dk
e-mail secondary: JFSteffe @ uw.edu
Main Project: Old And Cold: Biology of the Greenland shark
Other projects: "Atlantic Bluefin Tuna Research" w IFREMER, France 2020 - 2025. https://bluefintuna.ifremer.fr/Projects/PROMPT-2020-2025
Link to 5 min video concerning the project - open in other window: https://vimeo.com/787590263/4731615c97
Other project: Behaviour and physiology of billfish - sailfish, marlin, spearfish and swordfish:
High-speed video of sailfish slashing a sardine school - recorded at 240 frames pr. second - replayed in slow-motion at about 10 times lower speed.
Heli fishing trip with US Navy and baited traps south of McMurdo Station in Antarctica on the ice at approximately 77,5 S - 165 E. The water was
about 700 meters deep and the ice +2 meters thick. Traps were deployed through Weddell Seal breathing hole. Foto: J. F. Steffensen.
Shark attacking baitfish at Heron Island, Great Barrier Reef, Australia. Photo:J. F. Steffensen.
Updated August 2023.