Search on "Shafer"

    Journal Articles

    2011

    Mcfarland, D.G. and Shafer, D.J. (2011) "Protocol considerations for aquatic pland seed bank assessment," Journal of Aquatic Plant Management 49:9-19

    2010

    Shafer, D. and P. Bergstrom (2010) "An Introduction to a Special Issue on Large-Scale Submerged Aquatic Vegetation Restoration Research in the Chesapeake Bay: 20032008," Restoration Ecology 18(4):481-489

    Ailstock, M. S., D. J. Shafer, A. D. Magoun (2010) "Protocols for Use of Potamogeton perfoliatus and Ruppia maritima Seeds in Large-Scale Restoration," Restoration Ecology 18(4): 560-573

    Ailstock, M. S., D. J. Shafer, A. D. Magoun (2010) "Effects of Planting Depth, Sediment Grain Size, and Nutrients on Ruppia maritima and Potamogeton perfoliatus Seedling Emergence and Growth," Restoration Ecology 18(4):574-583

    Koch, E. W., M. S. Ailstock, D. M. Booth, D. J. Shafer, A. D. Magoun (2010) "The Role of Currents and Waves in the Dispersal of Submersed Angiosperm Seeds and Seedlings," Restoration Ecology 18(4):584-595

    Shafer, D. and P. Bergstrom (2010) "An Introduction to a Special Issue on Large-Scale Submerged Aquatic Vegetation Restoration Research in the Chesapeake Bay: 2003-2008," Restoration Ecology 18(4):481-489

    Ailstock, M. S., D. J. Shafer, A. D. Magoun (2010) "Protocols for Use of Potamogeton perfoliatus and Ruppia maritima Seeds in Large-Scale Restoration," Restoration Ecology 18(4): 560-573

    Ailstock, M. S., D. J. Shafer, A. D. Magoun (2010) "Effects of Planting Depth, Sediment Grain Size, and Nutrients on Ruppia maritima and Potamogeton perfoliatus Seedling Emergence and Growth," Restoration Ecology 18(4):574-583

    Koch, E. W., M. S. Ailstock, D. M. Booth, D. J. Shafer, A. D. Magoun (2010) "The Role of Currents and Waves in the Dispersal of Submersed Angiosperm Seeds and Seedlings," Restoration Ecology 18(4):584-595

    2008

    McFarland, D. G. and Shafer, D. J. (2008) "Factors influencing reproduction in American wild celery: a synthesis," Journal of Aquatic Plant Management 46: 129-143

    Shafer, D.,Wyllie-Echeverria, S., and Sherman, T. (2008) "The potential role of climate in the distribution of the introduced seagrass Zostera japonica in North America," Aquatic Botany 89:297-302

    Shafer, D., and Roberts, T.H. (2008) "Long-term Development of Tidal Mitigation Wetlands in Florida. ," Wetlands Ecology and Management 16(1): 23-31

    2007

    Shafer, D., Sherman,T., and Wyllie-Echeverria, S. (2007) "Do desiccation tolerances control the vertical distribution of intertidal seagrasses? ," Aquatic Botany 87(2):161-166

    2005

    Sabol, B., Shafer, D., and Lord, E. (2005) "Dredging impacts on eelgrass in a New England small boat harbor.," Journal of Marine Environmental Engineering 8:57-81

    2001

    Cole, C. A. and Shafer, D. (2001) "Section 404 wetland mitigation and permit success criteria in Pennsylvania, USA, 1986-1999. ," Environmental Management 30:508-515

    2000

    Shafer, D. and Streever, W.J. (2000) "A comparison of 28 natural and dredged material marshes in Texas with an emphasis on geomorphological variables. ," Wetlands Ecology and Management 8:353-366

    1999

    Shafer, D. J. (1999) "The effects of dock shading on the seagrass Halodule wrightii in Perdido Bay, Alabama," Estuaries 22: 936-943


    Conference Proceedings

    2005

    Shafer, D. and Sabol, B. (2005) "Dredging Effects on Seagrasses: Case Studies from New England and Florida.," Western Dredging Association; 2005 Conference Proceedings.

    2003

    Shafer, D. (2003) "Impacts to Vegetation from Docks. ," Environmental and Aesthetic Impacts of Small Docks and Piers. NOAA Coastal Ocean Program Decision Analysis Series No. 22.

    1993

    Miller, A. C., Payne, B.S., Shafer, D.J., and Neill, L.T. (1993) "Techniques for Monitoring Freshwater Bivalve Communities and Populations in Large Rivers. ," Cummings, K., A. Buchanan, and L. Koch, eds., Conservation and Management of Freshwater Mussels: Proceedings of a UMRCC Symposium.


    Technical Reports

    2015

    Bridges, T. S., Wagner, P. W., Burks-Copes, K. A., Bates, M. E., Collier, A. A., Fischenich, C. J., Gailani, J. E., Leuck, L. D., Piercy, C. D., Rosati, J. D., Russo, E. J., Shafer, D. J., Suedel, B. C., Vuxton, E. A., and Wamsley, T. V. (2015) "Use of Natural and Nature-Based Features (NNBF) for Coastal Resilience," ERDC SR-15-1, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    2014

    Sabol, B., Melton, E., Shafer, D., Jarvis, J., Evert, S. and Loyd, R. (2014) "SAVEWS Jr. Users Manual, Version 1.0," ERDC/EL TR-14-8, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    2008

    Shafer, D. J. and Bergstrom, P. (2008) "Large-Scale Submerged Aquatic Vegetation Restoration in Chesapeake Bay: Status Report, 2003-2006," ERDC/EL TR-08-20, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Shafer, D. J., Karazsia, J., Carrubba, L., and Martin, C. (2008) "Evaluation of Regulatory Guidelines to Minimize Impacts to Seagrasses from Single family Residential Dock Structures in Florida and Puerto Rico," ERDC/EL TR-08-41, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    2007

    Shafer, D.J., Roberts, T. H., Peterson, M. S., and Schmid, K. (2007) "A Regional Guidebook for Applying the Hydrogeomorphic Approach to Assessing the Functions of Tidal Fringe Wetlands Along the Mississippi and Alabama Gulf Coast," ERDC/EL TR-07-2, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    2006

    Koch, E. W., Sanford, L. P., Chen, S., Shafer, D. J., and Smith, J. M. (2006) "Waves in Seagrass Systems: Review and Technical Recommendations," ERDC TR-06-15, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    2005

    Sabol, B., Shafer, D. and Lord, E. (2005) "Dredging Effects on Eelgrass (Zostera marina) Distribution in a New England Small Boat Harbor," ERDC/EL TR-05-8, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    2002

    Shafer, D., Herczeg, B., Moulton, D., Sipocz, A., Jaynes, K., Rozas, L., Onuf, C., and Miller, W. (2002) "Regional Guidebook for Applying the Hydrogeomorphic Approach to Assessing Wetland Functions of Northwest Gulf of Mexico Tidal Fringe Wetlands," ERDC/EL TR-02-5, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    1998

    Shafer, D. J., and Yozzo, D. J. (1998) "National Guidebook for Application ofHydrogeomorphic Assessment of Tidal Fringe Wetlands," Technical Report WRP-DE-16, U.S. Army Engineer Waterways Experiment Station,Vicksburg, MS.

    1996

    Nelson, D. A., and Shafer, D. J. (1996) "Effectiveness of a sea turtle-deflecting hopper dredge draghead in Port Canaveral Entrance Channel, Florida," Miscellaneous Paper D-96-3, U.S. Army Engineer Waterways Experiment Station, Vicksburg, MS.

    1993

    Payne, B. S., Miller, A. C., and Shafer, D. (1993) "Analysis of freshwater mussels (Uniondae) in the lower Ohio River at two beds near Olmsted, Illinois: 1992 Studies," Technical Report EL-94-2, U.S. Army Engineer Waterways Experiment Station, Vicksburg, MS., NTIS No. AD A277 893


    Technical Notes

    Ailstock, S., Shafer, D., Lenderking, B., and Norman, M. (2011) "An Improved Method for Processing Large Quantities of Seeds of Mesohaline Submerged Aquatic Plants," ERDC/TN SAV-11-1, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Murray, L., Kemp, W. M., Hindle, D. and Shafer, D. (2009) "Production and Field Planting of Vegetative Propagules for Restoration of Redhead Grass and Sago Pondweed in Chesapeake Bay," ERDC/TN SAV-09-1, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Shafer, D. J. (2008) "GigaUnit Transplant System: A New Mechanical Tool for Transplanting Submerged Aquatic Vegetation," ERDC/TN SAV-08-2, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Blackmon, D., Wyllie-Echeverria, T. and Shafer, D.J. (2006) "The Role of Seagrasses and Kelps in Marine Fish Support," ERDC TN-WRAP-06-01, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Ailstock, S. and Shafer, D. (2006) "Applications and Limitations of Micropropagation for the Production of Underwater Grasses ," ERDC/TN SAV-06-1, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Ailstock, S. and Shafer, D. (2006) "Protocol for Large-Scale Collection, Processing, and Storage of Seeds of Two Mesohaline Submerged Aquatic Plant Species," ERDC/TN SAV-06-3, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Ailstock, S. and Shafer, D. (2004) "Restoration Potential of Ruppia maritima and Potamogeton perfoliatus by Seed in the Mid-Chesapeake Bay," ERDC/TN EL-04-02, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Brown, S., Shafer, D., and Anderson, S. (2001) "Control of Beaver Flooding at Restoration Projects," ERDC TN-WRAP-01-01, U.S. Army Research and Development Center, Vicksburg, MS.

    Shafer, D. J., and Robinson, J. (2001) "Evaluation of the Use of Grid Platforms to Minimize Shading Impacts to Seagrasses," ERDC TN-WRAP-01-02, U.S. Army Research and Development Center, Vicksburg, MS.

    Ecosystem Impacts (EI)

    Craig, C., Wyllie-Echeverria, S., Carrington, W., and Shafer, D. (2008) "Short-Term Sediment Burial Effects on the Seagrass Phyllospadix scouleri ," EMRRP-EI-03, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Ecosystem Restoration (ER)

    Schulte, D., Ray, G., and Shafer, D. (2011) "Use of alternative materials for oyster reef construction," EMRRP-ER-12, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Shafer, D. and Roberts, T. (2007) "Long-Term Development of Planted Mangrove Wetlands in Florida," EMRRP-ER-06, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Wyllie-Echeverria, T., Hannan, M., Wyllie-Echeverria, S., and Shafer, D. (2007) "Surfgrass Restoration in the Northeast Pacific," EMRRP-ER-07, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Jackson, S. S., Graves, M. R. and Shafer, D. J. (2006) "Guidelines for the Acquisition of Aerial Photography for Digital Photo-Interpretation of Submerged Aquatic Vegetation (SAV)," EMRRP-ER-04, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Shafer, D. and Lee, A.A. (2003) "Willow Stake Installation: Example Contract Specifications.," EMRRP-ER-02

    Environmental Resource Protection

    Sabol, B., Lord, E., Reine, K., and Shafer, D. (2008) "Comparison of Acoustic and Aerial Photographic Methods for Quantifying the Distribution of Submersed Aquatic Vegetation in Sagamore Creek, NH ," DOER-E23, U.S. Army Engineer Research and Development Center, Vicksburg, MS.

    Section 4 -- Miscellaneous Zebra Mussel Information

    Shafer, D. (1993) "A Preliminary Examination of Odor Problems Caused by Decaying Zebra Mussels," ZMR-4-04

    Section HS: Hydraulics

    Shafer, D., R. Roland, and S. Douglas. (2003) "Preliminary Evaluation of Critical Wave Energy Thresholds at Natural and Created Coastal Wetlands," HS-CP-2.2

    Section VN: Vegetation

    Shafer, D. (1999) "Design and Construction of Docks to Minimize Seagrass Impacts," VN-RS-3.1

    Section WG: Wetlands -- General

    Craft, M. and D. Shafer. (2002) "Bottomland Hardwood Planting: Example Contract Specifications," WG-RS-3.5


    Other Publications

    2007

    Shafer, D. (2007) "Physiological Factors Affecting the Distribution of the Nonindigenous Seagrass Zostera Japonica Along the Pacific Coast of North America. ," Ph.D. Dissertation; Department of Marine Sciences, University of South Alabama, Mobile, AL.

    2001

    Shafer, D. (2001) "Thin-layer Placement.," Chapter 9 In: Turner, R. E. and W. Streever. Approaches to Coastal Wetland Restoration/Creation: Northern Gulf of Mexico. SPB Academic Publishing, The Hague, Netherlands.

    Streever, W. and Shafer, D. (2001) "Excavated Wetlands.," Chapter 8 In: Turner, R. E. and W. Streever. Approaches to Coastal Wetland Restoration/Creation: Northern Gulf of Mexico. SPB Academic Publishing, The Hague, Netherlands.

    1998

    Shafer, D. (1998) "The Effects of Shading by Single-Family Residential Dock Structures on the Seagrass Halodule wrightii in Perdido Bay, Alabama. ," M.S. Thesis, Dept. of Biology, Northeast Louisiana University, Monroe, LA.

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