Peter Ortner

Peter Ortner

Research Professor and Director of CIMAS, Marine Biology & Fisheries

University of Miami
4600 Rickenbacker Causeway
Miami, FL 33149


Tel: 305.421.4619

Lab Website

Physical regulation of biological systems; coastal zone management, ecosystem restoration, and fisheries management science and policy; coastal ecosystem effects of hurricane landfall; coastal ecosystem implications of regional and global climate change and climate variability; trophic relationships in marine plankton communities; phytoplankton physiology, nutrient uptake and trace metal interactions; zooplankton biochemistry; fisheries oceanography; marine sources of biogenic volatiles and radiatively important trace substances; and, zooplankton sampling technology, particularly optical or acoustic.


Publications (journal articles, book chapters, peer-reviewed technical reports)

1. The EBM-DPSER model: Integrating Ecosystem Services into the DPSIR framework. C.R. Kelble, D.K. Loomis, S.Lovelace, W.K. Nuttle, P.B. Ortner5, P.Fletcher6, G.S.Cook, J.Lorenz, and J.N. Boyer. PLoS ONE 8(8): e70766. doi:10.1371/journal.pone.0070766.

2. Amornthammarong, N., J-Z Zhang, P.B. Ortner, J. Stamates, M.Shoemaker and M.W. Kindel (2012. A Portable Analyzer for the Measurement of Ammonium in Marine Waters. Environ. Sci.: Processes Impacts, DOI:10.1039/C2EM30793F

3. T.R. Rossby, Flagg, C.F., Ortner P.B. and  Hu, C. (2011).  A Tale of Two Eddies: Diagnosing coherent eddies through acoustic remote sensing. J. Geophys. Res., 116, C12, doi:10.1029/2011JC007307.

4. Amornthammarong, N., P. B. Ortner, and J-Z Zhang (2010) A Simple, Effective Mixing Chamber used in Conjunction with a Syringe Pump for Flow Analysis. Talanta 81, 1472–1476.

5. Kelble, C.R., P.B. Ortner,G.L. Hitchcock, M.J. Dagg and J.N. Boyer (2010). Dominance of top-down control on mesozooplankton in a shallow sub-tropical bay.  Estuaries and Coasts, 33: 723-737

6. Boyer, J. N., C. R. Kelble, P. B. Ortner, and D. T. Rudnick (2009). Phytoplankton bloom status: an indicator of water quality condition in the southern estuaries of Florida, USA.   Ecological Indicators. Volume 9, Supplement 6, S56-S67.

7. Lee, T., E. Johns, and P. Ortner (2007). Physical Processes.  In J. Hunt, and W. Nuttle, eds. Florida Bay Science Program: A Synthesis of Research on Florida Bay. Fish and Wildlife Research Institute, St. Petersburg, FL., TR-11, pages 30-55.

8. Lee, T.N., N. Melo, E. Johns, C. Kelble, R.H. Smith and P.B. Ortner (2008).  On water renewal and salinity variability in the Northeast sub-region of Florida Bay.  Bulletin of Marine Science 82, 83-105.

9. Serafy, J.E., C.R. Kelble, T.R. Capo, S.A. Luthy, and P.B. Ortner (2007). Vertical movement rates of captive larval billfishes (Istiophoridae) collected from the Straits of Florida. Florida Scientist. 71:23-30.

10. Jurado, J.L., G.L. Hitchcock, and P.B. Ortner.  (2007) Seasonal variability of nutrient and phytoplankton biomass spatial distributions on the southwestern Florida shelf.  Bulletin of Marine Science, 80, 21-43.

11. Kelble, C.R., P.B. Ortner, E. Johns, T.N. Lee, W.K. Nuttle, and R.Smith  (2006). Salinity Patterns of Florida Bay, Estuarine Coastal and Shelf Science. 71: 318-334.

12. Carter, G.; P. Restrepo, J. Hameedi, P.B. Ortner, C. Sellinger, J. Stein and T. Beechie.. 2006.  White Paper #3:  Freshwater Issues.  In:  Ecosytem Science CapabilitesRequired to Support NOAA's Mission in the Year 2020.   Murawski, S.A. and G.C. Matlock (editors).  NOAA Tech. Memor NMFS-F/SPO-74, 97 p.

13. Kourafalou, V.H.,  R.S. Balotro, G. Peng, T.N. Lee, E. Johns, P.B. Ortner, A. Wallcraft and T. Townsend, 2006. Seasonal variability of circulation and salinity around Florida Bay and the Florida Keys: SoFLA-HYCOM results and comparison to in-situ data. /
UM/RSMAS Tech. Rep/. /2006-04/, pp. 102.

14. Lee, T. N., Johns, E., Melo, N., Smith, R., Ortner, P. & Smith, D. (2006). On Florida Bay hypersalinity and water exchange. Bull. Mar. Sci. 79(2): 301-327.

15. Browder, J.A., R. Alleman, S. Markeley, P.B. Ortner, and P.A. Pitts (2005).  Biscayne Bay conceptual ecological model.  Wetlands, Vol 25 (4). 854-870.

16. Rudnick, D.T., P.B. Ortner, J.A. Browder, and S.M. Davis (2005).  Florida Bay conceptual ecological model.  Wetlands, Vol 25 (4). 870-884.

17. Hitchcock, G.L., T.N. Lee, P.B. Ortner, S.R. Cummings, C.R. Kelble, and E. Williams (2005).  Property fields in a Tortugas eddy.  Deep-Sea Research, Part I. 52(12):2195-2213.

18. Kelble, C. R., P. B. Ortner, G. L. Hitchcock, and J. N. Boyer. 2005. Attenuation of Photosynthetically Available Radiation (PAR) in Florida Bay: Potential for Light Limitation of Primary Producers. Estuaries 28(4): 560-571.

19. Lawrence, D., M.J. Dagg, H. Liu, S.R. Cummings, P.B. Ortner, and C.Kelble (2004).  Wind events and benthic-pelagic coupling in a shallow subtropical bay in Florida, USA. 2004.  Marine Ecology Progress Series. 266:1-13.

20. Zhang, J.-Z., C.J. Fischer, and P.B. Ortner (2004).  Potential availability of sedimentary phosphorous to sediment resuspension in Florida Bay.  Global Biogeochemical Cycles, 18(4):GB4008, doi:10.1029/2004GB002255.

21. Hitchcock, G.L., P. Lane, S. Smith, J. Luo, and P.B. Ortner (2002).  Zooplankton spatial distributions in coastal waters of the northern Arabian Sea, August 1995.  Deep-Sea Research, Part II, 49(12):2403-2423.

22. Kiesling, T.L., E. Wilkinson, J. Rabalais, P.B. Ortner, M.M. McCabe, and J.W. Fell (2002).  Rapid identification of adult and naupliar stages of copepods using DNA hybridization methodology. Marine Biotechnology, 41(1):30-39.

23. Zhang, J.-Z., C.J. Fischer, and P.B. Ortner (2001).  Continuous flow analysis of phosphate in natural waters using hydrazine as a reductant.  International Journal of Environmental Chemistry, 80(1):61-73.

24. Luo, J., P.B. Ortner, D. Forcucci, and S.R. Cummings (2000).  Diel vertical migration of zooplankton and mesopelagic fish in the Arabian Sea.  Deep-Sea Research, II, 47(7-8):1451-1473.

25. Zhang, J.-Z., C.J. Fischer, and P.B. Ortner (2000).  Comparison of open tubular cadmium reactors and packed cadmium columns in automated gas-segmented continuous flow nitrate analysis.  International Journal of Environmental Analytical Chemistry, 76(2):99-113.

26. Checkley, D.M., P.B. Ortner, F.E. Werner, L.R. Settle, and S.R. Cummings (1999).  Spawning habitat of the Atlantic menhaden in Onslow Bay, North Carolina.  Fisheries Oceanography, 8(Suppl. 2):22-36.

27. Ortner, P.B., L.B. Crowder, and D.E. Hoss (1999).  The South Atlantic Bight Recruitment Experiment:  Introduction and overview.  Fisheries Oceanography, 8(Suppl. 2):1-6.

28. Zhang, J.-Z., C.J. Fischer, and P.B. Ortner (1999).  Laboratory glassware as a contaminant in silicate analysis of natural water samples.  Water Research, 33(12):2879-2883.

29. Zhang, J.-Z., C.J. Fischer, and P.B. Ortner (1999).  Optimization of performance and minimization of silicate interference in continuous flow phosphate analysis.  Talanta, 49(2):293-304.

30. Zhang, J.-Z., and P.B. Ortner (1998).  Effect of thawing conditions on the recovery of reactive silicic acid from frozen natural water samples.  Water Research, 32(8):2553-2555.

31. Checkley, D.M., P.B. Ortner, L.R. Settle, and S.R. Cummings (1997).  A continuous, underway fish egg sampler (CUFES).  Fisheries Oceanography, 6(2):58-73.

32. Hitchcock, G.L., C. Wiebinga, and P.B. Ortner (1997).  CTD hydrographic data from the Global Ocean Ecosystem Dynamics (GLOBEC) Indian Ocean cruises.  University of Miami Technical Report, 97-006, 69 pp.

33. Wanninkhof, R.H., G. Hitchcock, W.J. Wiseman, G. Vargo, P.B. Ortner, W. Asher, D.T. Ho, P. Schlosser, M.-L. Dickson, R. Masserini, K. Fanning, and J.-Z. Zhang (1997).  Gas exchange, dispersion, and biological productivity on the west Florida shelf:  Results from a Lagrangian tracer study.  Geophysical Research Letters, 24(14):1767-1770.

34. Dagg, M.J., E.P. Green, B.A. McKee, and P.B. Ortner (1996).  Biological removal of fine grain lithogenic particles from a large river plume.  Journal of Marine Research, 54:149-160.

35. Napp, J.M., L.S. Inzce, P.B. Ortner, D. Siefert, and S. Britt (1996).  The plankton of Shelikof Strait as predators, prey, and competitors of larval pollock.  Fisheries Oceanography, 5:19-38.

36. Ortner, P.B., and M.J. Dagg (1995).  Nutrient-enhanced coastal ocean productivity in the Gulf of Mexico.  EOS, Transactions, American Geophysical Union, 76(10):97,109.

37. Ortner, P.B., T.N. Lee, P.J. Milne, R.G. Zika, M.E. Clarke, G.P. Podesta, P.K. Swart, P.A. Tester, L.P. Atkinson, and W.R. Johnson (1995).  Mississippi River flood waters that reached the Gulf Stream.  Journal of Geophysical Research, 100(C7):13,595-13,601.

38. Serafy, J.E., S. Lutz, T.R. Capo, P.B. Ortner, and P. Lutz (1995).  Anchor tags affect swimming performance and growth of juvenile red drum (Sciaenops ocellatus).  Marine and Freshwater Behavior and Physiology, 27(1):29-35.

39. Kendall, A.W., L.S. Incze, and P.B. Ortner (1994). Vertical distribution of eggs and larvae of walleye pollock (Theragra chalcogramma) in Shelikof Strait, Gulf of Alaska.  Fisheries Bulletin, 92:540-554.

40. Napp, J.M., P.B. Ortner, R.E. Pieper, and D.V. Holliday (1993).  Biovolume-size spectra of epipelagic zooplankton using a multi-frequency acoustic profiling system (MAPS).  Deep-Sea Research, 40(3):445-459.

41. Incze, L.S., P.B. Ortner, and J.D. Schumacher (1990).  Microzooplankton, vertical mixing, and advection in a larval fish patch.  Journal of Plankton Research, 12(2):365-379.

42. Carder, K.L., R.G. Steward, G.R. Harvey, and P.B. Ortner (1989).  Marine humic and fulvic acids:  Their effect on remote sensing of ocean chlorophyll.  Limnology and Oceanography, 34(1):68-81.

43. Houde, E.D., P.B. Ortner, L. Lubbers, and S.R. Cummings (1989).  Test of a camera-net system to determine abundance and heterogeneity in anchovy egg distributions.  Rapports et Proces-Verbaux des Reunions Cons. Int. Explor. Mer., 191:112-118.

44. Ortner, P.B., L.C. Hill, and S.R. Cummings (1989).  Zooplankton community structure and copepod species composition in the northern Gulf of Mexico.  Continental Shelf Research, 9(4):387-402.

45. Dagg, M.J., P.B. Ortner, and F. Al-Yamani (1988).  Winter-time distribution and abundance of copepod nauplii in the northern Gulf of Mexico.  Fishery Bulletin, 86(2): 319-330.

46. Ortner, P.B. (1987).  Integration of a Sea-Martec fluorometer to a towed plankton camera.  BIOWATT News, 9:2-3.

47. Govoni, J.J., P.B. Ortner, F. Al-Yamani, and L.C. Hill (1986).  Selective feeding of spot (Leiostomus xanthurus) and Atlantic croaker (Micropogonias undulatus) larvae in the northern Gulf of Mexico.  Marine Ecology Progress Series, 28(1-2):175-183.

48. Ortner, P.B. (1986).  Application of simple photographic techniques to zooplankton sampling and sample processing.  In International Conference on Marine Science in the Arabian Sea, M.F. Thompson and G.B. Dewey (eds.), March 29-April 2, 1986. Van Nostrand Reinhold, pp. 67-77.

49. Govoni, J.J., A.J. Chester, D.E. Hoss, and P.B. Ortner (1985).  An observation of episodic feeding and growth of larval Leiostomus xanthurus in the northern Gulf of Mexico.  Journal of Plankton Research, 7(1):137-146.

50. Cuhel, R.L., P.B. Ortner, and D.R.S. Lean (1984).  Night synthesis of protein by algae.  Limnology and Oceanography, 29(4):731-744.

51. Ortner, P.B., R.L. Ferguson, S.R. Piotrowicz, L. Chesal, G.A. Berberian, and A.V. Palumbo (1984).  Biological consequences of hydrographic and atmospheric advection within the Gulf Loop Intrusion.  Deep-Sea Research, 31(9):1101-1120.

52. Ortner, P.B., C. Kreader, and G.R. Harvey (1983).  Interactive effects of metals and humus on marine phytoplankton carbon uptake.  Nature, 301(5895):57-59.

53. Ortner, P.B., S.M. Holzknecht, and S.R. Cummings (1983).  Assessing the utility of partitioning primary productivity by density gradient centrifugation.  Journal of Plankton Research, 5(6):919-928.

54. Cox, J.L., P.H. Wiebe, P.B. Ortner, and S. Boyd (1982).  Seasonal development of subsurface chlorophyll maxima in the slope water and the northern Sargasso Sea of the northwestern Atlantic Ocean.  Biological Oceanography, 1(3):271-285.

55. Ortner, P.B., L.C. Hill, and S.R. Cummings (1982).  Variation in copepod species assemblage distributions:  The utility of the log-normal approach.  Marine Pollution Bulletin, 13(6):195-203.

56. Ortner, P.B., P.H. Wiebe, and J.L. Cox (1981).  Reply to “Do oceanic zooplankton aggregate at, or near, the deep chlorophyll maximum?”  Journal of Marine Research, 39:357-359.

57. Ortner, P.B., L.C. Hill, and H.E. Edgerton (1981).  In-situ silhouette photography of Gulf Stream zooplankton.  Deep-Sea Research, 28(12A):1569-1576.

58. Ortner, P.B., P.H. Wiebe, and J.L. Cox (1980).  Relationships between oceanic epizooplankton distributions and the seasonal deep chlorophyll maximum in the northwestern Atlantic Ocean. Journal of Marine Research, 38(3):507-531.

59. Ortner, P.B., E.M. Hulburt, and P.H. Wiebe (1979).  Phytohydrography, Gulf Stream rings, and herbivore habitat contrasts.  Jour. Exp. Mar. Biol. Ecol., 39(2):101-124.

60. Ortner, P.B., S.R. Cummings, R.P. Aftring, and H.E. Edgerton (1979).  Silhouette photography of oceanic zooplankton.  Nature, 277(5691):50-51.

61. Ortner, P.B., P.H. Wiebe, L. Haury, and S.H. Boyd (1978). Variability in zooplankton biomass distribution in the northern Sargasso Sea:  The contribution of Gulf Stream cold core rings.  Fishery Bulletin, 76(2):323-334.

62. Ortner, P.B., and A. Rosencwaig (1977).  Photoacoustic spectroscopic analysis of marine phytoplankton.  Hydrobiologia, 56(1):3-6.

63. Wiebe, P.H., and P.B. Ortner (1976).  Biological evidence supporting the advective character of cold-core rings.  Polymode News, 8:3-6.

64. Wiebe, P.H., E.M. Hulburt, E.J. Carpenter, A.E. Jahn, G.P. Knapp, S.H. Boyd, P.B. Ortner, and J. L. Cox (1976).  Gulf Stream cold core rings:  Large-scale interaction sites for open ocean plankton communities.  Deep-Sea Research, 23(8):695-710.


Other Book Chapters, Workshop or Symposia Contributions and Special Reports

1. Ortner, P.B. 2012.  South Florida Ecosystem Restoration is more than the Comprehensive Everglades Restoration Plan.  In Kruczinksi, WL and PJ Fletcher (eds.) 2012.  Tropical Connections: South Florida's marine environment. IAN Press, Univ. Md. Center for Environmental Science, Cambridge, MD. 492pgs.\

2.   Ortner, P.B. and T.R. Rossby (eds): 2012. OceanScope: A Proposed Partnership between the Maritime Industries and the Ocean Observing Community to Monitor the Global Ocean Water Column. A report by SCOR/IAPSO Working Group 133. 84pp.

3.    Florida Ocean and Coasts Council (2010). The effects of climate change on Florida’s ocean and coastal resources: an update: 36pp. 

4.    Florida Ocean and Coasts Council (2009). The effects of climate change on Florida’s ocean and coastal resources. A special report to the Florida Energy and Climate Commission and the people of Florida. Tallahassee, FL 34pp

5.    Carsey, T.P., R. Ferry, K.D. Goodwin, P.B. Ortner, J.R. Proni, P. Swart, and J.-Z. Zhang (2005).  Brevard County nearshore ocean nutrification analysis.  NOAA Technical Report, OAR AOML-37.

6.    Goodwin, K.D., G. Scorzetti, S.A. Cotton, T. L. Kiesling, P.B. Ortner, and J.W. Fell (2004). Detection of Karenia brevis by a microtiter plate assay.  In Harmful Algae 2002, Proceedings, 10th International Conference on Harmful Algae, October 21-25, 2002, St. Petersburg Beach, FL, K.A. Steidinger, J.H. Landsberg, C.R. Tomas, and G.A. Vargo (eds.).  Florida Fish and Wildlife Conservation Commission and Intergovernmental Oceanographic Commission of UNESCO

7.    Ortner P.B., S.R. Cummings, S.L. Smith, P. Lane, J. Lamkin, C. Yeung, and D. Jones (2004). Abundance and diel migrations of demersal mesozooplankton and small reef fishes and their trophodynamic contribution to the coral reef ecosystem: A pilot study.  In The Effects of Combined Sea Temperature, Light, and Carbon Dioxide on Coral Bleaching, Settlement, and Growth, J.C. Hendee (ed.).  NOAA Research Special Report, Silver Spring, MD, 27-28.

8.    The South Florida Coastal Ocean Ecosystem Workshop, February 27-28, 1995. Co-Convenor, Editor.

9.    The NOAA Workshop on the Restoration of Florida Bay, July 14-16, 1993. Co-Convenor, Editor.

10. Nutrient Enhanced Coastal Ocean Productivity, October 1991.

11. GLOBEC Workshop on Bioacoustics and the Integration of Acoustic and Optical Technology, Woods Hole, 1991.

12. GLOBEC Workshop on Biotechnology and Sampling, Miami, 1991.

13. Ortner, P.B., T.D. Dickey, D.V. Holliday, J. Yoder and D. Farmer (1988).  Sampling technology. In GLOBEC (Global Ocean Ecosystems Dynamics) Workshop Report.  Joint Oceanographic Institutions, Inc.

14. Ortner, P.B. (1984). Optical systems.  In Bioacoustic Sampling Workshop.  Office of Naval Research and American Institute of Biological Sciences.

15. Ortner, P.B., R.E. Pieper, and D.L. Mackas (1982).  Advances in zooplankton sampling.  In Fish Ecology III.  University of Miami Tech. Rept., No. 82008, pp. 355-380.

16. Proceedings, Symposium on Environmental Research Needs in the Gulf of Mexico (GOMEX), Key Biscayne, Florida, September 1979.

17. Proceedings of a Workshop on Assimilative Capacity of U.S. Coastal Waters for Pollutants, Crystal Mountain, Washington, August 1979.

  • Chris Kelble
Update this page |