Josef Daniel Ackerman, PhD

Macrophyte Evolutionary Ecology

Ackerman, J.D. 2002. Diffusivity in a marine macrophyte bed: Implications for submarine pollination and dispersal. American Journal of Botany. 89(7): 1119-1127.

Ackerman, J.D. 2000. Abiotic pollen and pollination: Ecological, functional, and evolutionary perspectives. Plant Systematics and Evolution 222(1-4): 167-185.

(Also published as Ackerman, J.D. 2000. Abiotic pollen and pollination: Ecological, functional, and evolutionary perspectives. pp 167-185 In: A. Dafni, E. Pacini, and M. Hesse (eds.). Pollen and Pollination. Springer Verlag, Wein, 336 pp.)

Ackerman, J.D. 1998. Is the limited diversity of higher plants in marine systems due to biophysical limitations for reproduction or evolutionary and physiological constraints? Functional Ecology 12:979-982. 

Ackerman, J.D. 1997. Submarine pollination in the marine angiosperm, Zosteramarina: Part I. The influence of floral morphology on fluid flow. American Journal of Botany. 84:1099-1109 (PDF). 

Ackerman, J.D. 1997. Submarine pollination in the marine angiosperm, Zosteramarina: Part II. Pollen transport in flow fields and capture by stigmas. American Journal of Botany. 84:1110-1119 (PDF). 

Ackerman, J.D. 1995. Convergence of filiform pollen morphologies in seagrasses: Functional mechanisms. Evolutionary Ecology. 9:139-153. 

Ackerman, J.D. 1993. Pollen germination and pollen tube growth in the marine angiosperm, Zostera marina L. Aquatic Botany 46:189-202. 

Ackerman, J.D. and A. Okubo. 1993. Reduced mixing in a marine macrophyte canopy. Functional Ecology 7:305-309. 

Ackerman, J.D. 1991. Pollination in aquatic vascular plants: Sex and fluids. Wildflower 7:28-31. 

Ackerman, J.D. 1986. Mechanistic implications for pollination in the marine angiosperm, Zostera marina L.  Aquatic Botany 24:343-353.

Bivalve Evolutionary Ecology

Ackerman, J.D., Loewen, M.R., and P.F. Hamblin. 2001. Benthic-pelagic coupling over a zebra mussel bed in the western basin of Lake Erie. Limnology and Oceanography. 46(4): 892-904. (PDF). 

Ackerman, J.D. 1999. The effect of velocity on the filter feeding of zebra mussels (Dreissena polymorpha and D. bugensis): Implications for Trophic Dynamics.  Canadian Journal of Fisheries and Aquatic Sciences 56:1551-1561. (PDF - Sea Grant Nonindigenous Species Site - www.sgnis.org)

Ackerman, J.D., B. Sim, S.J. Nichols, and R. Claudi. 1994. A review of the early life history of the zebra mussel (Dreissena polymorpha): Comparisons with marine bivalves. Canadian Journal of Zoology. 72:1169-1179. (PDF - Sea Grant Nonindigenous Species Site - www.sgnis.org)

Ackerman, J.D. 1993. Preliminary observations on the hydrodynamics of filter feeding in zebra mussels. pp. 513-514 In: R.F. Dame (ed.) Bivalve Filter Feeders in Estuarine and Coastal Ecosystem Processes (NATO ASI Series, Ecological Sciences, Vol. G 33). Springer-Verlag, Berlin. 

Ackerman, J.D., C.R. Ethier, D.G. Allen, and J.K. Spelt. 1993. The biomechanics of byssal adhesion in Dreissena polymorpha. pp. 265-282 In: T.F. Nalepa and D.W. Schloesser (eds). Zebra Mussels: Biology, Impact, and Control. Lewis Press, Boca Raton, FL, 810 pp.

Ecology and Evolutionary Biology

Okubo, A., J.D. Ackerman, and D.P. Swaney. 2002.  Passive Diffusion in Ecosystems. pp. 31-106 in A. Okubo and S. Levin (eds.) Diffusion and Ecological Problems: New Perspectives, 2nd Ed. Springer Verlag.  467 pp.

Nishizaki, M.T. and J.D. Ackerman. 2001. Gimme shelter: Factors influencing juvenile sheltering in Strongylocentrotus franciscanus.  pp 515-520 in Mike Barker (ed.) Echinoderms 2000. Swets & Zeitlinger, Lisse. 590 pp.

Environmental Science and Engineering

Ackerman, J.D. and T. Hoover. 2001. Measurement of local bed shear stress in streams using a Preston-static tube.  Limnology and Oceanography 46(8):2080-2087.  (PDF) 

Ackerman, J.D. and M.T. Nishizaki. 1999. How Stiff is a French Fry? – Teaching Biomechanics to Biology Students. Journal of Biological Education 34:36-40. 

Arocena, J. and J.D. Ackerman. 1998. Use of statistical tests to describe the basic distribution patterns of iron oxide nodules in soil thin section. American Soil Science Society Journal 62:1346-1350. (abstract)

Ackerman, J.D., C.M. Cottrell, C.R. Ethier, D.G. Allen, and J.K. Spelt. 1996. Attachment strength of zebra mussels on natural, polymeric and metallic materials. Journal of Environmental Engineering (ASCE) 122:141-148. (abstract)

Ackerman, J.D., C.M. Cottrell, C.R. Ethier, D.G. Allen, and J.K. Spelt. 1995. A wall jet to measure the attachment strength in zebra mussels. Canadian Journal of Fisheries and Aquatic Sciences 52:126-135. (PDF -  Sea Grant Nonindigenous Species Site - www.sgnis.org)

Ackerman, J.D., L. Wong, C.R. Ethier, D.G. Allen, and J.K. Spelt. 1994. Preston-static tubes for the measurement of wall shear stress. Journal of Fluids Engineering (ASME). 116:645-649.

Ackerman, J.D., C.R. Ethier, D.G. Allen, and J.K. Spelt. 1992. Investigation of zebra mussel adhesion strength using a rotating disk.  Journal of Environmental Engineering 118:708-724. (abstract)

Recent Conference Publications

Ackerman, J.D., M.R. Loewen, and P. Hamblin. 2000. Biological Evidence for Benthic-Pelagic Coupling over a Zebra Mussel Reef in Western Lake Erie. p. 249-254 in  Proc. 5th International Symposium on Stratified Flows. UBC.

Loewen, M.R., P. Hamblin, and J.D. Ackerman. 2000.  Field Observations of Stratification Over a Zebra Mussel Bed in the Western Basin of Lake Erie. pp. 255-260 in Proc. 5th International Symposium on Stratified Flows. UBC.

Ackerman, J.D. 2000. The Efficacy of Riparian Reserves in the Mitigation of Forestry Practices in Stream Ecosystems. Watersheds 2000. Water Environment Federation, Alexandria, VA. 15 pp.

Ackerman, J.D. 2000. The Response of Aquatic Organisms to Turbulence: The Universality of Fluid Dynamic Sensing. Mechanics of Plants, Animals and Their Environments: Sensors and Sensing in the Natural and Fabricated Worlds. Engineering Foundation, Santa Barbara, CA.  4 pp. 

 Lee, J.S. and J.D. Ackerman. 2000.  Freshwater molluscs at risk: Three examples of “risk”.  pp 67-73 In L.M Darling (ed.) At Risk: Proc. Biology and Management of Species and Habitats at Risk. B.C. Ministry of Environment, Lands and Parks & University College of the Cariboo, Victoria.  974 pp. 

Ackerman, J.D. 1998. The effect of turbulence on the functioning of aquatic organisms. pp. 1784-1787 In H. Murakami and J.E. Luco (eds.) Engineering Mechanics: A Force for the 21st Century, Proceedings of the 12th Engineering Mechanics Conference, La Jolla, May 1998,  ASCE. Reston, VA. 1956 pp. 

Ackerman, J.D. 1998. Sex and fluids: The evolutionary ecology of abiotic pollination. Proceeding of the International Symposium on the Mechanics of Plants, Animals, and Their Environments: Integrative Perspectives, Engineering Foundation, Santa Barbara, CA.  7 pp.
 

Profile

Research

Publications

Courses

Other Info

Links