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Paul Ponganis

TitleSenior Lecturer
InstitutionUniversity of California San Diego
DepartmentScripps Institution of Oceanography Department
Address9500 Gilman Drive #0204
La Jolla CA 92093
Phone858-822-0792
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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help.
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    1. Tift MS, Hückstädt LA, Ponganis PJ. Anterior vena caval oxygen profiles in a deep-diving California sea lion: arteriovenous shunts, a central venous oxygen store and oxygenation during lung collapse. J Exp Biol. 2018 Jan 10; 221(Pt 1). PMID: 29084854.
      View in: PubMed
    2. Ponganis PJ, McDonald BI, Tift MS, Williams CL. Heart rate regulation in diving sea lions: the vagus nerve rules. J Exp Biol. 2017 04 15; 220(Pt 8):1372-1381. PMID: 28424310.
      View in: PubMed
    3. Tift MS, Hückstädt LA, McDonald BI, Thorson PH, Ponganis PJ. Flipper stroke rate and venous oxygen levels in free-ranging California sea lions. J Exp Biol. 2017 04 15; 220(Pt 8):1533-1540. PMID: 28167807.
      View in: PubMed
    4. Ponganis PJ. Advances in Technology: Blood-sampling at depth. Focus on "Development of an animal-borne blood sample collection device and its deployment for the determination of cardiovascular and stress hormones in submerged phocid seals". Am J Physiol Regul Integr Comp Physiol. 2016 Nov 01; 311(5):R917-R918. PMID: 27707725.
      View in: PubMed
    5. Cristofari R, Bertorelle G, Ancel A, Benazzo A, Le Maho Y, Ponganis PJ, Stenseth NC, Trathan PN, Whittington JD, Zanetti E, Zitterbart DP, Le Bohec C, Trucchi E. Full circumpolar migration ensures evolutionary unity in the Emperor penguin. Nat Commun. 2016 Jun 14; 7:11842. PMID: 27296726; PMCID: PMC4911614.
    6. Ponganis PJ, St Leger J, Scadeng M. Penguin lungs and air sacs: implications for baroprotection, oxygen stores and buoyancy. J Exp Biol. 2015 Mar; 218(Pt 5):720-30. PMID: 25740902.
      View in: PubMed
    7. Tift MS, Ponganis PJ, Crocker DE. Elevated carboxyhemoglobin in a marine mammal, the northern elephant seal. J Exp Biol. 2014 May 15; 217(Pt 10):1752-7. PMID: 24829326; PMCID: PMC4020943.
    8. McDonald BI, Ponganis PJ. Deep-diving sea lions exhibit extreme bradycardia in long-duration dives. J Exp Biol. 2014 May 01; 217(Pt 9):1525-34. PMID: 24790100.
      View in: PubMed
    9. Meir JU, Robinson PW, Vilchis LI, Kooyman GL, Costa DP, Ponganis PJ. Blood oxygen depletion is independent of dive function in a deep diving vertebrate, the northern elephant seal. PLoS One. 2013; 8(12):e83248. PMID: 24376671; PMCID: PMC3871621.
    10. Ponganis P. After 73 years, still the foundation of diving physiology research. J Exp Biol. 2013 Sep 15; 216(Pt 18):3381-3. PMID: 23966585.
      View in: PubMed
    11. McDonald BI, Ponganis PJ. Insights from venous oxygen profiles: oxygen utilization and management in diving California sea lions. J Exp Biol. 2013 Sep 01; 216(Pt 17):3332-41. PMID: 23926312.
      View in: PubMed
    12. Watanabe S, Sato K, Ponganis PJ. Activity time budget during foraging trips of emperor penguins. PLoS One. 2012; 7(11):e50357. PMID: 23185608; PMCID: PMC3504122.
    13. McDonald BI, Ponganis PJ. Lung collapse in the diving sea lion: hold the nitrogen and save the oxygen. Biol Lett. 2012 Dec 23; 8(6):1047-9. PMID: 22993241; PMCID: PMC3497143.
    14. Williams CL, Sato K, Shiomi K, Ponganis PJ. Muscle energy stores and stroke rates of emperor penguins: implications for muscle metabolism and dive performance. Physiol Biochem Zool. 2012 Mar-Apr; 85(2):120-33. PMID: 22418705; PMCID: PMC4887153.
    15. Shiomi K, Sato K, Ponganis PJ. Point of no return in diving emperor penguins: is the timing of the decision to return limited by the number of strokes? J Exp Biol. 2012 Jan 01; 215(Pt 1):135-40. PMID: 22162861.
      View in: PubMed
    16. Ponganis PJ, Meir JU, Williams CL. In pursuit of Irving and Scholander: a review of oxygen store management in seals and penguins. J Exp Biol. 2011 Oct 15; 214(Pt 20):3325-39. PMID: 21957096.
      View in: PubMed
    17. Sato K, Shiomi K, Marshall G, Kooyman GL, Ponganis PJ. Stroke rates and diving air volumes of emperor penguins: implications for dive performance. J Exp Biol. 2011 Sep 01; 214(Pt 17):2854-63. PMID: 21832128.
      View in: PubMed
    18. Williams CL, Meir JU, Ponganis PJ. What triggers the aerobic dive limit? Patterns of muscle oxygen depletion during dives of emperor penguins. J Exp Biol. 2011 Jun 01; 214(Pt 11):1802-12. PMID: 21562166; PMCID: PMC3092726.
    19. Ponganis PJ. Diving mammals. Compr Physiol. 2011 Jan; 1(1):447-65. PMID: 23737181.
      View in: PubMed
    20. Blight LK, Ainley DG, Ackley SF, Ballard G, Ballerini T, Brownell RL, Cheng CH, Chiantore M, Costa D, Coulter MC, Dayton P, Devries AL, Dunbar R, Earle S, Eastman JT, Emslie SD, Evans CW, Garrott RA, Kim S, Kooyman G, Lescroël A, Lizotte M, Massaro M, Olmastroni S, Ponganis PJ, Russell J, Siniff DB, Smith WO, Stewart BS, Stirling I, Willis J, Wilson P, Woehler EJ. Fishing for data in the Ross Sea. Science. 2010 Dec 03; 330(6009):1316. PMID: 21127229.
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    21. Ponganis PJ, Welch TJ, Welch LS, Stockard TK. Myoglobin production in emperor penguins. J Exp Biol. 2010 Jun 01; 213(11):1901-6. PMID: 20472777.
      View in: PubMed
    22. Meir JU, Ponganis PJ. Blood temperature profiles of diving elephant seals. Physiol Biochem Zool. 2010 May-Jun; 83(3):531-40. PMID: 20334547.
      View in: PubMed
    23. Sato K, Shiomi K, Watanabe Y, Watanuki Y, Takahashi A, Ponganis PJ. Scaling of swim speed and stroke frequency in geometrically similar penguins: they swim optimally to minimize cost of transport. Proc Biol Sci. 2010 Mar 07; 277(1682):707-14. PMID: 19906666; PMCID: PMC2842743.
    24. Meir JU, Ponganis PJ. High-affinity hemoglobin and blood oxygen saturation in diving emperor penguins. J Exp Biol. 2009 Oct; 212(Pt 20):3330-8. PMID: 19801437.
      View in: PubMed
    25. Meir JU, Champagne CD, Costa DP, Williams CL, Ponganis PJ. Extreme hypoxemic tolerance and blood oxygen depletion in diving elephant seals. Am J Physiol Regul Integr Comp Physiol. 2009 Oct; 297(4):R927-39. PMID: 19641132.
      View in: PubMed
    26. Ponganis PJ, Stockard TK, Meir JU, Williams CL, Ponganis KV, Howard R. O2 store management in diving emperor penguins. J Exp Biol. 2009 Jan; 212(Pt 2):217-24. PMID: 19112140; PMCID: PMC2720999.
    27. Ponganis PJ, Kreutzer U, Stockard TK, Lin PC, Sailasuta N, Tran TK, Hurd R, Jue T. Blood flow and metabolic regulation in seal muscle during apnea. J Exp Biol. 2008 Oct; 211(Pt 20):3323-32. PMID: 18840667.
      View in: PubMed
    28. Meir JU, Stockard TK, Williams CL, Ponganis KV, Ponganis PJ. Heart rate regulation and extreme bradycardia in diving emperor penguins. J Exp Biol. 2008 Apr; 211(Pt 8):1169-79. PMID: 18375841.
      View in: PubMed
    29. Ponganis PJ, Stockard TK, Meir JU, Williams CL, Ponganis KV, van Dam RP, Howard R. Returning on empty: extreme blood O2 depletion underlies dive capacity of emperor penguins. J Exp Biol. 2007 Dec; 210(Pt 24):4279-85. PMID: 18055617.
      View in: PubMed
    30. Sato K, Watanuki Y, Takahashi A, Miller PJ, Tanaka H, Kawabe R, Ponganis PJ, Handrich Y, Akamatsu T, Watanabe Y, Mitani Yo, Costa DP, Bost CA, Aoki K, Amano M, Trathan P, Shapiro A, Naito Y. Stroke frequency, but not swimming speed, is related to body size in free-ranging seabirds, pinnipeds and cetaceans. Proc Biol Sci. 2007 Feb 22; 274(1609):471-7. PMID: 17476766; PMCID: PMC1766382.
    31. Ponganis PJ, Stockard TK, Levenson DH, Berg L, Baranov EA. Intravascular pressure profiles in elephant seals: hypotheses on the caval sphincter, extradural vein and venous return to the heart. Comp Biochem Physiol A Mol Integr Physiol. 2006 Sep; 145(1):123-30. PMID: 16820312.
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    32. Levenson DH, Ponganis PJ, Crognale MA, Deegan JF, Dizon A, Jacobs GH. Visual pigments of marine carnivores: pinnipeds, polar bear, and sea otter. J Comp Physiol A Neuroethol Sens Neural Behav Physiol. 2006 Aug; 192(8):833-43. PMID: 16572322.
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    33. Ponganis PJ, Stockard TK, Levenson DH, Berg L, Baranov EA. Cardiac output and muscle blood flow during rest-associated apneas of elephant seals. Comp Biochem Physiol A Mol Integr Physiol. 2006 May; 144(1):105-11. PMID: 16574449.
      View in: PubMed
    34. Sato K, Ponganis PJ, Habara Y, Naito Y. Emperor penguins adjust swim speed according to the above-water height of ice holes through which they exit. J Exp Biol. 2005 Jul; 208(Pt 13):2549-54. PMID: 15961741.
      View in: PubMed
    35. Spragg RG, Ponganis PJ, Marsh JJ, Rau GA, Bernhard W. Surfactant from diving aquatic mammals. J Appl Physiol (1985). 2004 May; 96(5):1626-32. PMID: 14688033.
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    36. Ponganis PJ, Van Dam RP, Levenson DH, Knower T, Ponganis KV, Marshall G. Regional heterothermy and conservation of core temperature in emperor penguins diving under sea ice. Comp Biochem Physiol A Mol Integr Physiol. 2003 Jul; 135(3):477-87. PMID: 12829055.
      View in: PubMed
    37. Ponganis PJ, Kreutzer U, Sailasuta N, Knower T, Hurd R, Jue T. Detection of myoglobin desaturation in Mirounga angustirostris during apnea. Am J Physiol Regul Integr Comp Physiol. 2002 Jan; 282(1):R267-72. PMID: 11742847.
      View in: PubMed
    38. Ponganis PJ, Van Dam RP, Knower T, Levenson DH. Temperature regulation in emperor penguins foraging under sea ice. Comp Biochem Physiol A Mol Integr Physiol. 2001 Jul; 129(4):811-20. PMID: 11440867.
      View in: PubMed
    39. Ponganis PJ, Van Dam RP, Marshall G, Knower T, Levenson DH. Sub-ice foraging behavior of emperor penguins. J Exp Biol. 2000 Nov; 203(Pt 21):3275-8. PMID: 11023847.
      View in: PubMed
    40. Ponganis PJ, Kooyman GL. Diving physiology of birds: a history of studies on polar species. Comp Biochem Physiol A Mol Integr Physiol. 2000 Jun; 126(2):143-51. PMID: 10936756.
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    41. Ponganis PJ, Kooyman GL, Starke LN, Kooyman CA, Kooyman TG. Post-dive blood lactate concentrations in emperor penguins, Aptenodytes forsteri. J Exp Biol. 1997 Jun; 200(Pt 11):1623-6. PMID: 9202449.
      View in: PubMed
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