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Walter Adey

Walter Adey

Geologist & Curator

Phone: 202-633-0923
Fax: 202-357-3037
E-mail Address:

Postal Address
(Mail and Packages):

Department of Botany, MRC-164
Smithsonian Institution
P.O. Box 37012
Washington, DC 20013-7012

Courier Address:
National Museum of Natural History
West Loading Dock
10th and Constitution Ave, NW
Washington, DC 20560-0166

     B.S., MIT; Geophysics
     MIT/Harvard University; Graduate Work,Biology/Paleontology
     PhD, University of Michigan; Botany

Research Interests
     Biosystematics of coralline algae; algal biogeography; coral reef metabolism and its relationship to the algal community; benthic ecosystem dynamics in relation to algae; microcosm and mesocosm techniques; solar/algal methods in aquaculture and municipal/industrial water purification.

Recent Publications - (All Publications)

Adey, Walter H., Halfar, Jochen, Humphreys, Alexander, Suskiewicz, Thew, Belanger, David, Gagnon, Patrick and Fox, Michael 2015. Subarctic Rhodolith Beds Promote Longevity of Crustose Coralline Algal Buildups and Their Climate Archiving Potential. Palaios, 30(4): 281-293. doi:10.2110/palo.2014.075

Adey, Walter H., Hernandez-Kantun, Jazmin, Johnson, Gabriel and Gabrielson, Paul W. 2015. DNA sequencing, anatomy, and calcification patterns support a monophyletic, subarctic, carbonate reef-forming Clathromorphum (Hapalidiaceae, Corallinales, Rhodophyta). Journal of Phycology, 51(1): 189-203. doi:10.1111/jpy.12266

Bougeois, Laurie, Williams, Branwen, Halfar, Jochen, Konar, Brenda, Adey, Walter H., Kronz, Andreas and Wortmann, Ulrich G. 2015. Does the Coralline Alga Leptophytum foecundum (Kjellman) Capture Paleoenvironmental Variability in the Arctic Ocean?. Arctic, Antarctic, and Alpine Research, 47(2): 375-387. doi:10.1657/AAAR0014-061

Hernandez-Kantun, Jazmin, Rindi, Fabio, Adey, Walter H., Heesch, Svenja, Peña, Viviana, Le Gall, Line and Gabrielson, Paul W. 2015. Sequencing type material resolves the identity and distribution of the generitype Lithophyllum incrustans, and related European species L. hibernicum and L. bathyporum (Corallinales, Rhodophyta). Journal of Phycology: An International Journal of Algal Research, doi:10.1111/jpy.12319

Bahia, Ricardo G., Amado-Filho, Gilberto, Maneveldt, Gavin W., Adey, Walter H., Johnson, Gabriel, Marins, Bianca V. and Longo, Leila L. 2014. Sporolithon tenue sp. nov. (Sporolithales, Corallinophycidae, Rhodophyta): A new rhodolith-forming species from the tropical southwestern Atlantic. Phycological Research, 62(1): 44-54. doi:10.1111/pre.12033

Sandefur, Heather N., Johnston, Ryan Z., Matlock, Marty D., Costello, Thomas A., Adey, Walter H. and Laughinghouse IV, Haywood D. 2014. Hydrodynamic regime considerations for the cultivation of periphytic biofilms in two tertiary wastewater treatment systems. Ecological Engineering, 71: 527-532. doi:10.1016/j.ecoleng.2014.07.070

Sherman, Clark E., Fletcher, Charles H., Rubin, Ken H., Simmons, Kathleen R. and Adey, Walter H. 2014. Sea-level and reef accretion history of Marine Oxygen Isotope Stage 7 and late Stage 5 based on age and facies of submerged late Pleistocene reefs, Oahu, Hawaii. Quaternary Research, 81(1): 138-150. doi:10.1016/j.yqres.2013.11.001

Adey, Walter H., Halfar, Jochen and Williams, Branwen 2013. The Coralline Genus Clathromorphum Foslie emend. Adey: Biological, Physiological, and Ecological Factors Controlling Carbonate Production in an Arctic-Subarctic Climate Archive. Smithsonian Contributions to the Marine Sciences, 40: 1-41. doi:10.5479/si.1943667X.40.1

Adey, Walter H., Laughinghouse, Haywood Dail, Miller, John B., Hayek, Lee-Ann C., Thompson, Jesse G., Bertman, Steven, Hampel, Kristin and Puvanendran, Shanmugam 2013. Algal turf scrubber (ATS) floways on the Great Wicomico River, Chesapeake Bay: productivity, algal community structure, substrate and chemistry. Journal of Phycology, 49(3): 489-501. doi:10.1111/jpy.12056

Halfar, Jochen, Adey, Walter H., Kronz, Andreas, Hetzinger, Steffen, Edinger, Evan and Fitzhugh, William W. 2013. Arctic sea-ice decline archived by multicentury annual-resolution record from crustose coralline algal proxy. Proceedings of the National Academy of Sciences of the United States of America, 110(49): 19737-19741. doi:10.1073/pnas.1313775110

Hetzinger, S., Halfar, J., Zack, T., Mecking, J. V., Kunz, B. E., Jacob, D. E. and Adey, Walter H. 2013. Coralline algal Barium as indicator for 20th century northwestern North Atlantic surface ocean freshwater variability. Scientific Reports, 3 doi:10.1038/srep01761

Nash, M. C., Opdyke, B. N., Troitzsch, U., Russell, B. D., Adey, Walter H., Kato, A., Diaz-Pulido, G., Brent, C., Gardner, M., Prichard, J. and Kline, D. I. 2013. Dolomite-rich coralline algae in reefs resist dissolution in acidified conditions. Nature Climate Change, 3: 268-272. doi:10.1038/nclimate1760

Johnson, Ladd E., Brawley, Susan H. and Adey, Walter H. 2012. Secondary spread of invasive species: historic patterns and underlying mechanisms of the continuing invasion of the European rockweed Fucus serratus in eastern North America. Biological Invasions, 14(1): 79-97. doi:10.1007/s10530-011-9976-z

Adey, Walter H. and Hayek, Lee-Ann C. 2011. Elucidating Marine Biogeography with Macrophytes: Quantitative Analysis of the North Atlantic Supports the Thermogeographic Model and Demonstrates a Distinct Subarctic Region in the Northwestern Atlantic. Northeastern Naturalist, 18: 1-128. doi:10.1656/045.018.m801

Adey, Walter H., Kangas, Patrick C. and Mulbry, Walter 2011. Algal Turf Scrubbing: Cleaning Surface Waters with Solar Energy while Producing a Biofuel. Bioscience, 61(6): 434-441. doi:10.1525/bio.2011.61.6.5

Halfar, J., Hetzinger, S., Adey, Walter H., Zack, T., Gamboa, G., Kunz, B., Williams, B. and Jacob, D. E. 2011. Coralline algal growth-increment widths archive North Atlantic climate variability. Palaeogeography Palaeoclimatology Palaeoecology, 302(1-2): 71-80. doi:10.1016/j.palaeo.2010.04.009

Hetzinger, S., Halfar, J., Mecking, J. V., Keenlyside, N. S., Kronz, A., Steneck, R. S., Adey, Walter H. and Lebednik, P. A. 2011. Marine proxy evidence linking decadal North Pacific and Atlantic climate. Climate Dynamics, 39(6): 1447-1455. doi:10.1007/s00382-011-1229-4

Hetzinger, S., Halfar, J., Zack, T., Gamboa, G., Jacob, D. E., Kunz, B. E., Kronz, A., Adey, Walter H., Lebednik, P. A. and Steneck, Robert S. 2011. High-resolution analysis of trace elements in crustose coralline algae from the North Atlantic and North Pacific by laser ablation ICP-MS. Palaeogeography, Palaeoclimatology, Palaeoecology, 302(1-2): 81-94. doi:10.1016/j.palaeo.2010.06.004

Peña, Viviana, Adey, Walter H., Riosmena?Rodríguez, Rafael, Jung, Moon?Yung, Afonso?Carrillo, Julio, Choi, Han?Gu and Bárbara, Ignacio 2011. Mesophyllum sphaericum sp. Nov. (Corallinales, rhodophyta): a new maërl-forming species from the northeast Atlantic. Journal of Phycology, 47(4): 911-927. doi:10.1111/j.1529-8817.2011.01015.x

Williams, B., Halfar, Jochen, Steneck, Robert S., Wortmann, U. G., Hetzinger, S., Adey, Walter H., Lebednik, P. and Joachimski, M. 2011. Twentieth century delta C-13 variability in surface water dissolved inorganic carbon recorded by coralline algae in the northern North Pacific Ocean and the Bering Sea. Biogeosciences, 8(1): 165-174. doi:10.5194/bg-8-165-2011

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