PREFACE 
This report is published to provide coastal engineers with a 
documentation of the vegetative changes at the Field Research Facility (FRF) 
at Duck, North Carolina, since Dr. Gerald Levy's vegetation survey in 1975 
(Levy, 1976). The work was carried out under the U.S. Army Coastal 
Engineering Research Center's (CERC) Effects of Construction and Operations 
of Field Research Facility Work Unit, Environmental Impact Program, Environ- 
mental Quality Area of Civil Works Research and Development. 
The report was prepared by Richard L. Harris, Gerald F. Levy, and James 
E. Perry of PEER Consultants, Inc. under CERC Contract No. DACW72-81-C-0010. 
The authors express appreciation to Dr. D. Sonenshine for his 
invaluable assistance with the aerial photography. The cooperation of C. 
Mason and his staff at FRF is gratefully acknowledged. 
A. K. Hurme was the CERC Technical Advisor for this contract under the 
general supervision of E. J. Pullen, Chief, Coastal Ecology Branch, and Mr. 
R. P. Savage, Chief, Research Division. 
Technical Director of CERC was Dr. Robert W. Whalin, P.E. 
Comments on this publication are invited. 
Approved for publication in accordance with Public Law 166, 79th 
Congress, approved 31 July 1945, as supplemented by Public Law 172, 88th 
Congress, approved 7 November 1963. 
A) : 
TED E. BISHOP 
Colonel, Corps of Engineers 
Commander and Director 
