CONTENTS 



FIGURES --Continued 



Page 



33 Ciomulative volume of sand on Ludlam. Beach, based on a 10-year 



monthly average 47 



34 Monthly sand volume and shoreline position change at Ludlam Beach. . . 48 



35 Monthly cumulative sand volume change at 20 profile lines on 



Ludlam Beach 49 



36 Sand volume change from yearly minimum to yearly maximum at Ludlam 



Beach 50 



37 Yearly volume change and cumulative volume above MSL at Ludlam Beach, 



showing extreme variability between years 51 



38 Yearly shoreline position change and cumulative shoreline position 



at Ludlam Beach, referenced to zero position in 1962 52 



39 Mean yearly volume change at Ludlam Beach (1962-72) , showing accretion 



in the northern part of the Sea Isle City groin field 52 



40 Yearly change in shoreline position on Ludlam Beach, illustrating the 



progressive shift of the shoreline seaward through time and from 



north to south along the coast 54 



41 Yearly change in mean sand volume on Ludlam Beach, showing a shift, 



through time, of the volume maximum to the south 55 



42 Envelopes for profile lines 1 to 7 at Ludlam Beach, 1962-72 57 



43 Envelopes for profile lines 8 to 14 at Ludlam Beach, 1962-72 57 



44 Envelopes for profile lines 15 to 20 at Ludlam Beach, 1962-72 57 



45 Maximum horizontal excursion of contours above MSL at 20 profile 



lines on Ludlam Beach, 1962-72 59 



46 Overwash deposition on Ludlam Beach as a result of the 6 to 8 March 



1962 storm 60 



47 Submarine bar characteristics during the spring of two typical years 



(1959 and 1968) and just after a severe storm (1962) 61 



48 Percent of time submarine bars were present in aerial photos and the 



percent of time a submarine bar was observed to intersect the coast 



of Ludlam Beach 62 



49 Percent of time a ridge-and-runnel system was present in aerial 



photos '. 63 



50 Average distance from the shoreline to submarine bars on Ludlam Beach. 63 



7 



