CONTENTS 

 FIGURES—Continued 



Page 



22 Series of three-dimensional plots showing deflation of site 1 



throat 52 



23 Poststorra three-dimensional plots of site 3 throat, 1978 53 



24 Series of three-dimensional plots showing deflation of site 1 



fan 55 



25 Sediment accumulation in the dunes peripheral to site 1 washover.... 57 



26 Photo of point-intercept board 62 



27 Vegetation map ot site 1 fan, 1975 63 



28 Drift-line dune development on a washover fan 64 



29 Subdivisions of site 1 fan, 1977 (pre-1978 overwash) 65 



30 Vegetation map of site 1 fan, August 1977 65 



31 Vegetation map of site 1 throat, August 1977 68 



32 Vegetation map of site 2, August 1977 70 



33 Vegetation map of site 3 throat, August 1977 71 



34 Vegetation map of site 3 marsh, August 1977 72 



35 Community analysis: the effects of overwash processes on dune, 



washover, and salt-marsh communities 74 



36 The site 3 throat section not eroded by overwash, February 1978 81 



37 Site 1 fan quadrats that supported salt-marsh vegetation in 1977 



and were buried by less than 34 centimeters of washover sand in 



February 1978 83 



38 Site 1 fan quadrats that supported salt-marsh vegetation in 1977 



and were buried by more than 34 centimeters of washover sand, 



February 1978 86 



39 Two-dimensional ordination of Nauset Spit-Eastham vegetation data... 88 



40 Elevation of sites used in ordination 89 



41 Comparison of burial depths for quadrats of Awmophila breviligulata 



that recovered and failed to recover 93 



13 





A 



