WETLAND ASSIMILATION LITERATURE
Compiled by John W. Day, Contributing opinion writer
Blahnik T, Day JW (2000) The effects of varied hydraulic and nutrient loading
rates on water quality and hydrologic distributions in a natural forested
treatment wetland. Wetlands 20:48-61.
Brantley CG. Day JW, Lane RR, Hyfield E, Day JN, Ko J-Y (2008) Primary
production, nutrient dynamics, and accretion of a coastal freshwater
forested wetland assimilation system in Louisiana. Ecological
Engineering 34:7–22.
Breaux AM (1992) The use of hydrologically altered wetlands to treat
wastewater in coastal Louisiana. PhD Dissertation, Department of
Oceanography and Coastal Sciences, Louisiana State University, Baton
Rouge, LA, USA.
Breaux AM, Day JW (1994) Policy considerations for wetland wastewater
treatment in the coastal zone: A case study for Louisiana. Coastal
Management 22:285-307.
Breaux AM, Farber S, Day JW (1995) Using natural coastal wetlands systems
for wastewater treatment: An economic benefit analysis. Journal of
Environmental Management 44:285-291.
Conkle JL (2010) Pharmaceutical Compounds in Treatment Wetlands:
Potential Removal and Effects on Microbial Processes. Ph.D.
Disseration, Louisiana State University, Baton Rouge, LA.
Conkle JL, Metcalfe CD, White JD (2013) Methods for Determining Emerging
Contaminants in Wetland Matrices. In Methods in Biogeochemistry of
Wetlands. R.D. DeLaune, K.R. Reddy, C.J. Richardson, and J.P.
Megonigal (eds.), Soil Science Society of America Book Series no. 10.
pp. 841-856.
Conkle JL, White JR (2012) Antibiotic Effects on Microbial Respiration in Two
Wetland Soils. Journal of Environmental Science & Health Part A 47:
1381-1390.
Conkle JL, Lattao CV, White JR, Cook RL (2009) Pharmaceutical Analysis for
Environmental Samples: Individual and Simultaneous Determination of
Ciprofloxacin, Ofloxacin and Norfloxacin Using an HPLC with
Fluorescence and UV Detection with a Wetland Soil Matrix. Analytical
Letters 42, 2937 - 2950.
Conkle JL, White JR, Metcalfe CD (2008) Removal of pharmaceutically active
compounds in a lagoon wetland wastewater treatment system.
Chemosphere. 73:1741-1748.
Conner WH, Day JW Jr, Bergeron JD (1989) A use attainability analysis of
wetlands for receiving treated municipal and small industry
wastewater: a feasibility study using baseline data from Thibodaux, LA.
Center for Wetland Resources, Louisiana State University, Baton Rouge,
LA, USA, 78 p.

 Conner WH, Duberstein JA, Day JW Jr, Hutchinson S (2014) Impacts of
changing hydrology and hurricanes on forest structure and growth
along a flooding/elevation gradient in a South Louisiana forested
wetland from 1986 to 2009. Wetlands 34:803-814.
Day. J., A. Yañez, W. Mitsch, A. Lara-Dominguez, J.N. Day, J-Y Ko, R. Lane, J.
Lindsey, and D. Zarate. 2003. Using ecotechnology to address water
quality and wetland habitat loss problems in the Mississippi Basin.
Biotechnology Advances. 22:135-159.
Day, J.W., J.Y. Ko, J. Rybczyk, D. Sabins, R. Bean, G. Berthelot, C. Brantley, L.
Cardoch, W. Conner, J.N. Day, A.J. Englande, S. Feagley, E. Hyfield, R.
Lane, J. Lindsey, J. Mistich, E. Reyes, and R. Twilley. 2004. The use of
wetlands in the Mississippi Delta for wastewater assimilation: A review.
Ocean and Coastal Management 47:671-691.
Day JW, Wetphal A, Pratt R, Hyfield E, Rybczyk J, Kemp GP, Day JN, Marx B
(2006) Effects of long-term municipal effluent discharge on the nutrient
dynamics, productivity, and benthic community structure of a tidal
freshwater forested wetland in Louisiana. Ecological Engineering
27:242-257.
Day JW, Breaux AM, Hesse ID, Rybczyk JM (1992) Wetland wastewater
treatment in the Louisiana coastal zone. Barataria-Terrebone National
Estuary Program: Data Inventory Workshop Proceedings: 221-238.
Day JW, Breaux AM, Feagley S, Kemp P, Courville C (1994) A use attainability
analysis of long-term wastewater discharge on the Cypriere Perdue
Forested Wetland at Breaux Bridge, LA. Coastal Ecology Institute,
Louisiana State University, Baton Rouge, LA, USA.
Day JW, Rybczyk J, Pratt R, Westphal A, Blahnik T, Delgado P, Kemp P (1997a)
A use attainability analysis of long-term wastewater discharge on the
Ramos Forested Wetland at Amelia, LA. Coastal Ecology Institute,
Louisiana State University, Baton Rouge, LA, USA.
Day JW, Rybczyk J, Pratt R, Sutula M, Westphal A, Blahnik T, Delgado P, Kemp
P, Englande AJ, Hu CY, Jin G, Jeng HW (1997b) A use attainability
analysis of long-term wastewater discharge to the Poydras-Verret
Wetland in St. Bernard Parish, LA. Coastal Ecology Institute, Louisiana
State University, Baton Rouge, LA, USA.
Day JW Jr, Cardoch L, Rybczyk JM, Kemp GP (1998) Food processor and
community development of rural coastal areas through the application
of wetland wastewater treatment systems. Coastal Ecology Institute,
Louisiana State University, Baton Rouge, LA, USA. National Coastal
Resources Research and Development Institute, 43 p.
Day JW, Rybczyk JM, Cardoch L, Conner W, Delgado-Sanchez P, Pratt R,
Westphal A (1999) A review of recent studies of the ecological and
economical aspects of the application of secondarily treated municipal
effluent to wetlands in Southern Louisiana. In: Rozas L, Nyman J, Proffitt
C, Rabalais N, Turner R (eds) Recent Research in Coastal Louisiana.
Louisiana Sea Grant College Program, Louisiana State University, Baton
Rouge, LA, USA. Pp. 155-166.

 Day JW, Ko JK, Rybczyk J, Sabins D, Bean R, Berthelot G, Brantley C, Cardoch
L, Conner W, Day JN, Englande AJ, Feagley S, Hyfield E, Lane R, Lindsey
J, Mitsch J, Reyes E, Twilley R (2004) The use of wetlands in the
Mississippi Delta for wastewater assimilation: A review. Ocean and
Coastal Management 47:671-691.
Day JW, Boesch DF, Clairain EJ, Ke,p GP, Laska SB, Mitsch WJ, Orth K,
Mashriqui H, Reed DJ, Shabman L, Simenstad CA, Streever BJ, Twilley
RR, Watson CC, Wells JT, Whigham DF (2007) Restoration of the
Mississippi delta: lessons from hurricanes Katrina and Rita. Science
315:1679-1684.
Day J, Hunter R, Keim RF, DeLaune R, Shaffer G, Evers E, Reed D, Brantley C,
Kemp P, Day J, Hunter M (2012) Ecological response of forested
wetlands with and without large-scale Mississippi River input:
implications for management. Ecological Engineering 46:57-67.
DeLaune RD, Kongchum M, White JR, Jugsujinda A (2013) Freshwater
diversions as an ecosystem management tool for maintaining soil
organic matter accretion in coastal marshes. Catena 107: 139-144.
Hesse ID, Day J, Doyle T (1998) Long-term growth enhancement of
baldcypress (Taxodium Distichum) from municipal wastewater
application. Environmental Management 22:119-127.
Hunter RG, Faulkner SP (2001) Denitrification potentials in restored and
natural bottomland hardwood wetlands. Soil Science Society of
American Journal 65:1865-1872.
Hunter RG, Day JW Jr, Lane RR, Lindsey J, Day JN, Hunter MG (2009a) Nutrient
removal and loading rate analysis of Louisiana forested wetlands
assimilating treated municipal effluent. Environmental Management
44:865-873.
Hunter RG, Day JW Jr, Lane RR, Lindsey J, Day JN, Hunter MG (2009b) Impacts of
secondarily treated municipal effluent on a freshwater forested wetland
after 60 years of discharge. Wetlands 29:363-371.
Hunter RG, Day JW, Lane RR, Shaffer GP, Day JN, Conner WH, Rybczyk JM,
Mistich JA, Ko JY (2017) Using natural wetlands for municipal effluent
assimilation: A half-century of experience for the Mississippi River
Delta and surrounding environs. In Multifunctional Wetlands: Pollution
Abatement and Other Ecological Services. N. Nagabhatia and CD
Metcalfe (eds), Springer Environmental Contamination Remediation
and Management Series, In press.
Izdepski CW, Day JW, Sasser CE, Fry B (2009) Early floating marsh
establishment and growth dynamics in a nutrient amended wetland in
the lower Mississippi delta. Wetlands 29:1004-1013.
Keim RF, Izdepski CW, Day JW (2012) Growth responses of baldcypress to
wastewater nutrient additions and changing hydrologic regime.
Wetlands 32:95-103.
Ko JY, Day JW, Lane RR, Day J (2004) A comparative evaluation of costbenefit analysis and embodied energy analysis of tertiary municipal

 wastewater treatment using forested wetlands in Louisiana. Ecological
Economics 49:331-347.
Ko JY, Day JW, Lane RL, Hunter R, Sabins D, Pintado KL, Franklin J (2012)
Policy adoption of ecosystem services for a sustainable community: A
case study of wetland assimilation using natural wetlands in Breaux
Bridge, Louisiana. Ecological Engineering 38:114-118.
Kuenzler EJ (1987) Impacts of sewage effluent on tree survival, water quality
and nutrient removal in coastal plain swamps. Report No. 235 of the
Water Resources Research Institute of the University of North Carolina,
Chapel Hill, NC, USA, 91 p.
Lane R, Day J, Thibodeaux B (1999) Water quality analysis of a freshwater
diversion at Caernarvon, Louisiana. Estuaries 2A: 327-336.
Lane RR, Madden CJ, Day JW, Solet DJ (2010) Hydrologic and nutrient
dynamics of a coastal bay and wetland receiving discharge from the
Atchafalaya River. Hydrobiologia 658:55-66.
Lane RR, Day JW, Justic D, Reyes E, Marx B, Day JN, Hyfield E (2004) Changes
in stoichiometric Si, N and P ratios of Mississippi River water diverted
through coastal wetlands to the Gulf of Mexico. Estuarine Coastal and
Shelf Science 60:1-10.
Lane RR, Day JW, Shaffer GP, Hunter RG, Day JN, Wood WB, Settoon P (2015)
Hydrology and water budget analysis of the East Joyce wetlands: Past
history and prospects for the future. Ecological Engineering 87:34-44.
Lane R, Mack S, Day J, Kempka R, Brady L (2017) Carbon sequestration at a
forested wetland receiving treated municipal effluent. Wetlands DOI
10.1007/s13157-017-0920-6.
Lemlich SK, Ewel KC (1984) Effects of wastewater disposal on growth rates of
cypress trees. Journal of Environmental Quality 13(4):602-604.
Lundberg CJ (2008) Using secondarily treated sewage effluent to restore the
baldcypress - water tupelo swamps of the Lake Pontchartrain Basin: a
demonstration study. MS Disseration, Southeastern Louisiana
University. Hammond, LA, USA, 71 p.
McFalls TB, Keddy PA, Campbell D, Shaffer G (2010) Hurricanes, floods,
levees, and nutria: vegetation responses to interacting disturbance and
fertility regimes with implications for coastal wetland restoration.
Journal of Coastal Research 26:901-911.
Myers RS, Shaffer GP, Llewellyn DW (1995) Baldcypress (Taxodium distichum
(L.) Rich.) restoration in southeast Louisiana: the relative effects of
herbivory, flooding, competition, and macronutrients. Wetlands 15:141148.
Nessel JK, Bayley SE (1984) Distribution and dynamics of organic matter and
phosphorus in a sewage-enriched cypress swamp. In: Ewel KC, Odum
HT (eds) Cypress Swamps, University Presses of Florida, Gainesville, FL,
USA, p 262-278.
Rybczyk JM, Zhang XW, Day JW, Hesse I, Feagley S (1995) The impact of
Hurricane Andrew on tree mortality, litterfall, nutrient flux and water

 quality in a Louisiana coastal swamp forest. Journal of Coastal Research
21:340–353.
Rybczyk JM (1997) The use of secondarily treated wastewater effluent for
forested wetland restoration in a subsiding coastal zone. PhD
Dissertation, Louisiana State University, Baton Rouge, LA, USA.
Rybczyk JM, Callaway JC, Day JW Jr (1998) A relative elevation model for a
subsiding coastal forested wetland receiving wastewater effluent.
Ecological Modelling 112:23-44.
Rybczyk JM, Day JW, Hesse ID, Delgado Sanchez P (1996) An overview of
forested wetland wastewater treatment projects in the Mississippi River
delta region. In: Proceedings of the Southern Forested Wetlands
Ecology and Management Conference. Flynn K (ed) Clemson
University, SC, USA. pp. 78-82.
Rybczyk J, Day J, Conner W (2002) The impact of wastewater effluent on
accretion and decomposition in a subsiding forested wetland. Wetlands
22:18-32.
Shaffer GP, Day JW Jr (2007) Use of Freshwater Resources to Restore
Baldcypress – WaterTupelo Swamps in the Upper Lake Pontchartrain
Basin. Department of Wildlife and Fisheries White Paper. 43 p.
Shaffer GP, Wood WB, Hoeppner SS, Perkins TE, Zoller J, Kandalepas D (2009)
Degradation of baldcypress-water tupelo swamp to marsh and open
water in Southeastern Louisiana, U.S.A.: An irreversible trajectory?
Journal of Coastal Research 54:152-165.
Shaffer GP, Day JW, Hunter RG, Lane RR, Lundberg CJ, Wood WB, Hillman ER,
Day JN, Strickland E, Kandalepas D (2015) System response, nutria
herbivory, and vegetation recovery of a wetland receiving secondarilytreated effluent in coastal Louisiana. Ecological Engineering 79:120131.
Theriot JM (2012) The Effects of Carbon on Nitrogen Transformations in
Restored Wetland and Wastewater Soils. Masters Thesis, Louisiana
State University, Baton Rouge, LA.
Verlicchi P, Zambello E (2014) How efficient are constructed wetlands in
removing pharmaceuticals from untreated and treated urban
wastewaters? A review. Science of the Total Environment 470471:1281-1306.
White JR, Belmont MA, Metcalfe CD (2006) Pharmaceutical compounds in
wastewater: Wetland treatment as a possible solution. The Scientific
World Journal 6:1731-1736.
Zhang X (1995) Use of a natural swamp for wastewater treatment. PhD
Dissertation, Department of Agronomy, Louisiana State University,
Baton Rouge, LA. USA.
Zhang X, Feagley SE, Day JW Jr, Conner WH, Hesse ID, Rybczyk JM, Hudnall
WH (2000) A water chemistry assessment of wastewater remediation
in a natural swamp. Journal of Environmental Quality 29:1960-1968.
MS and PHD degrees related to assimilation wetlands

 MS
Jack Angier SELU
Ted Blahnik LSU
W. Boshart SELU
Patricia Delgado LSU
Glen Dobson SELU
Irene Hesse LSU
Eva Hillmann SELU
JS Ialeggio LSU
Caleb Izdepski LSU
Chris Lundberg SELU
Ashley Minor Nicholls
Randy Myers SELU
Amanda Normand SELU
Richard Pratt LSU
Eric Strickland SELU
Annaliese Westphal LSU
PHD
Chris Brantley LSU
Andree Breaux LSU
Lynette Cardoch LSU
Jeremy Conkle LSU
CY Hu Tulane
HW Jeng Tulane
G. Jin Tulane
Sarah Mack Tulane
John Rybcyk LSU
Xiaowei Zhang LSU