Osman, Richard
Emeritus Senior Scientist
Population and community ecology of marine invertebrates; larval settlement and recruitment processes; invasive species ecology; effects of physical, chemical and biological stresses on marine and estuarine ecosystems.
Research Areas
Background And Education
Education And Training
- A.B., Brown University
- Ph.D., University of Chicago
Research And Grants
Investigator On
Publications
Selected Publications
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Article
- Janiak, Dean S., Osman, Richard W., Freeman, Christopher J., and Paul, Valerie J. 2018. "Artificial structures versus mangrove prop roots: a general comparison of epifaunal communities within the Indian River Lagoon, Florida, USA." Marine Ecology Progress Series, 607 85–98. https://doi.org/10.3354/meps12783. 2018
- Freeman, Christopher J., Janiak, Dean S., Mossop, Malcolm, Osman, Richard, and Paul, Valerie J. 2018. "Spatial and temporal shifts in the diet of the barnacle Amphibalanus eburneus within a subtropical estuary." PeerJ, 6 e5485. https://doi.org/10.7717/peerj.5485. 2018
- Hamilton, John F., Osman, Richard W., and Feller, Ilka C. 2017. "Modeling local effects on propagule movement and the potential expansion of mangroves and associated fauna: testing in a sub-tropical lagoon." Hydrobiologia, 803, (1) 173–187. https://doi.org/10.1007/s10750-017-3231-2. 2017
- Janiak, Dean S., Adams, Julia N., Rubinoff, Benjamin, and Osman, Richard W. 2017. "Predator-Prey Interactions of the Polyclad, Euplana gracilis, and the Amphipod, Apocorophium lacustre, in the Chesapeake Bay." Estuaries and Coasts, 40, (2) 513–521. https://doi.org/10.1007/s12237-016-0148-3. 2017
- Osman, Richard W. 2015. "Regional variation in the colonization of experimental substrates by sessile marine invertebrates: Local vs. regional control of diversity." Journal of experimental marine biology and ecology 473:227-286. https://doi.org/10.1016/j.jembe.2015.08.004 2015
- Janiak, Dean S., Osman, Richard W., and Whitlatch, Robert B. 2013. "The role of species richness and spatial resources in the invasion success of the colonial ascidian Didemnum vexillum Kott, 2002 in eastern Long Island Sound." Journal of experimental marine biology and ecology, 443 12–20. https://doi.org/10.1016/j.jembe.2013.02.030. 2013
- Reinhardt, James F., Osman, Richard W., and Whitlach, Robert B. 2012. "A Phenological Mid-Domain Analysis of Non-Native and Native Species Recruitment Richness." Journal of Ecosystem & Ecography 2 (4):https://doi.org/10.4172/2157-7625.1000118 2012
- Janiak, Dean S. and Osman, Richard W. 2012. "Experimental Effects of the Grass Shrimp, Palaemonetes pugio, on Hard-Substrate Communities in Chesapeake Bay and an Adjacent Coastal Bay, USA." Estuaries and Coasts, 35, (4) 1128–1136. https://doi.org/10.1007/s12237-012-9486-y. 2012
- Karlson, Ronald H. and Osman, Richard W. 2012. "Species composition and geographic distribution of invertebrates in fouling communities along the east coast of the USA: a regional perspective." Marine Ecology Progress Series 458:255-268. https://doi.org/10.3354/meps09767 2012
- Munguia, Pablo, Osman, Richard W., Hamilton, John, Whitlatch, Robert B., and Zajac, Roman. 2011. "Changes in habitat heterogeneity alter marine sessile benthic communities." Ecological Applications 21 (3):925-935. https://doi.org/10.1890/09-2398.1 2011
- Munguia, Pablo, Hamilton, J., Osman, Richard W., Whitlatch, Robert B., and Zajac, R. N. 2011. "Clarification of model parameters: Reply to Lauzon-Guay & Lyons (2011)." Marine Ecology Progress Series 432:302-302. https://doi.org/10.3354/meps09245 2011
- Freestone, Amy L. and Osman, Richard W. 2011. "Latitudinal variation in local interactions and regional enrichment shape patterns of marine community diversity." Ecology, 92, (1) 208–217. https://doi.org/10.1890/09-1841.1. 2011
- Freestone, Amy L., Osman, Richard W., Ruiz, Gregory M., and Torchin, Mark E. 2011. "Stronger predation in the tropics shapes species richness patterns in marine communities." Ecology, 92, (4) 983–993. https://doi.org/10.1890/09-2379.1. 2011
- Osman, Richard W., Munguia, Pablo, and Zajac, Roman N. 2010. "Ecological thresholds in marine communities: theory, experiments and management." Marine Ecology Progress Series 413:185-187. https://doi.org/10.3354/meps08765 2010
- Munguia, Pablo, Osman, Richard W., Hamilton, John, Whitlatch, Robert B., and Zajac, Roman N. 2010. "Modeling of priority effects and species dominance in Long Island Sound benthic communities." Marine Ecology Progress Series 413:229-240. https://doi.org/10.3354/meps08764 2010
- Osman, Richard W., Munguia, Pablo, Whitlatch, Robert B., Zajac, Roman N., and Hamilton, John. 2010. "Thresholds and multiple community states in marine fouling communities: integrating natural history with management strategies." Marine Ecology Progress Series 413:277-289. https://doi.org/10.3354/meps08673 2010
- Whitlatch, Robert B. and Osman, Richard W. 2009. "Post-settlement predation on ascidian recruits: predator responses to changing prey density." Aquatic Invasions 4 (1):121-131. https://doi.org/10.3391/ai. 2009.4.1.13 2009
- Mercer, Jeffery M., Whitlatch, Robert B., and Osman, Richard W. 2009. "Potential effects of the invasive colonial ascidian (Didemnum vexillum Kott, 2002) on pebble-cobble bottom habitats in Long Island Sound, USA." Aquatic Invasions 4 (1):133-142. https://doi.org/10.3391/ai.2009.4.1.14 2009
- Berke, Sarah K., Cruz, Veronica, and Osman, Richard W. 2009. "Sublethal Predation and Regeneration in Two Onuphid Polychaetes: Patterns and Implications." Biological Bulletin 217 (3):242-252. 2009
- Osman, Richard W. 2008. "Intermediate Disturbance Hypothesis." in Encyclopedia of Ecology, 1986-1994. Elsevier. 2008
- Osman, Richard W. and Whitlatch, Robert B. 2007. "Variation in the ability of Didemnum sp. to invade established communities." Journal of Experimental Marine Biology and Ecology 342 (1):40-53. https://doi.org/10.1016/j.jembe.2006.10.013 2007
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Chapter
- Freestone, Amy L., Osman, Richard W., and Whitlatch, Robert B. 2009. "Latitudinal Gradients in Recruitment and Community Dynamics in Marine Epifaunal Communities: Implications for Invasion Success." In Proceedings of the Smithsonian Marine Science Symposium. Lang, Michael A., Macintyre, Ian G., and Rützler, Klaus, editors. 247–258. Washington, D.C.: Smithsonian Institution Scholarly Press. In Smithsonian Contributions to the Marine Sciences, 38. https://doi.org/10.5479/si.01960768.38.247. 2009
Contact
Location
- Smithsonian Environmental Research Center Academic Department