Sonke Johnsen
Professor of Biology
Education
Ph.D., University of North Carolina - Chapel Hill 1996
B.A., Swarthmore College 1988
Holt, Amanda L., Alison M. Sweeney, Sönke Johnsen, and Daniel E. Morse. “A highly distributed Bragg stack with unique geometry provides effective camouflage for Loliginid squid eyes.” Journal of the Royal Society, Interface 8, no. 63 (October 2011): 1386–99. https://doi.org/10.1098/rsif.2010.0702. Full Text
Baldwin, Jamie, and Sönke Johnsen. “Effects of molting on the visual acuity of the blue crab, Callinectes sapidus.” The Journal of Experimental Biology 214, no. Pt 18 (September 2011): 3055–61. https://doi.org/10.1242/jeb.056861. Full Text
Speiser, Daniel I., Douglas J. Eernisse, and Sönke Johnsen. “A chiton uses aragonite lenses to form images.” Current Biology : Cb 21, no. 8 (April 14, 2011): 665–70. https://doi.org/10.1016/j.cub.2011.03.033. Full Text
Jackson, Emily, and Sönke Johnsen. “Orientation to Objects in the Sea Urchin Strongylocentrotus purpuratus depends on apparent and not actual object size.” The Biological Bulletin 220, no. 2 (April 2011): 86–88. https://doi.org/10.1086/bblv220n2p86. Full Text
Shashar, Nadav, Sönke Johnsen, Amit Lerner, Shai Sabbah, Chuan-Chin Chiao, Lydia M. Mäthger, and Roger T. Hanlon. “Underwater linear polarization: physical limitations to biological functions.” Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences 366, no. 1565 (March 2011): 649–54. https://doi.org/10.1098/rstb.2010.0190. Full Text
Johnsen, Sönke, N Justin Marshall, and Edith A. Widder. “Polarization sensitivity as a contrast enhancer in pelagic predators: lessons from in situ polarization imaging of transparent zooplankton.” Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences 366, no. 1565 (March 2011): 655–70. https://doi.org/10.1098/rstb.2010.0193. Full Text
Sweeney, Alison M., Charles A. Boch, Sonke Johnsen, and Daniel E. Morse. “Twilight spectral dynamics and the coral reef invertebrate spawning response.” The Journal of Experimental Biology 214, no. Pt 5 (March 2011): 770–77. https://doi.org/10.1242/jeb.043406. Full Text
Bhandiwad, Ashwin, and Sönke Johnsen. “The effects of salinity and temperature on the transparency of the grass shrimp Palaemonetes pugio.” The Journal of Experimental Biology 214, no. Pt 5 (March 2011): 709–16. https://doi.org/10.1242/jeb.049296. Full Text
Speiser, Daniel I., Ellis R. Loew, and Sönke Johnsen. “Spectral sensitivity of the concave mirror eyes of scallops: potential influences of habitat, self-screening and longitudinal chromatic aberration.” The Journal of Experimental Biology 214, no. Pt 3 (February 2011): 422–31. https://doi.org/10.1242/jeb.048108. Full Text
Speiser, D. I., D. Eernisse, and S. Johnsen. “Chitons eye have calcitic lenses and provide spatial vision.” Current Biology 21 (2011): 665–70.