FLORIDA GEOLOGICAL SURVEY 20 r = r r r r 90 J-9 r 1 r 1 80 VV 70 V 60 loso 0.5 (m) 10 O breaker height. Hb; and wave period, T. Beach, Oregon, for shoreline variability, V; breaker height, Hb; and wave period, T. could be directly assessed by measuring peaks of change. The data represent four with simultaneously measured seasonal years of approximately monthly profiles for wave data. Sediment data are from the U. 16 alongshore profiles, with concurrently S. Army (1984). measured wave data. Sediment data are Perhaps the most complete data sets from the U. S. Army (1984). are for Duck, North Carolina, at the Coastal Engineering Research Center's Field Results for Goleta and Huntington Research Facility. All information necessary Beaches, California (Ingle, 1 966) include for this study was collected simultaneously approximately monthly surveys for a one- to result in data for three years (Miller, 1 984; year period, including beach profiles, wave, Miller and others, 1986a, 1986b, 1986c). and sediment data. Unfortunately, wave information for these sites represents For a 4-1/2 year period, Patterson only those conditions for the day profiles (1988) reports a V of 20.1 meters for were surveyed. While information for these Surfside-Sunset Beach, Orange County, sites generally was consistent, wave period California, along with seasonal wave data from Schneider and Weggel (1982) information. Sediment grain size information were used for Goleta Beach due to is from Szuwalski (1970). unresolvable dispersion in the few daily data. Where the specific studies discussed Seasonal shoreline shift data for above did not provide the necessary Atlantic City, New Jersey (Darling, 1 964) astronomical tide information, these data were measured for a two-year period along were obtained from other sources (Harris, T6 5 9 (S) (=T iF M A M J J A S 0 N 0 month JF M A M J J A S 0 N D Figure 4. Monthly time series for Jupiter Moh Beach, Florida, for shore variability, V; Figure 5. Monthly time series for Gleneden breaker height, Hb; and wave period, T. Beach, Oregon, for shoreline variability, V; breaker height, Hb; and wave period, T. could be directly assessed by measuring peaks of change. The data represent four with simultaneously measured seasonal years of approximately monthly profiles for wave data. Sediment data are from the U. 16 alongshore profiles, with concurrently S. Army (1984). measured wave data. Sediment data are Perhaps the most complete date sets from the U. S.- Army (1984). are for Duck, North Carolina, at the Coastal Engineering Research Center's Field Results for Goleta and Huntington Research Facility. All information necessary Beaches, California (Ingle, 1966) include for this study was collected simultaneously approximately monthly surveys for a one- to result in data for three years (Miller, 1984; year period, including beach profiles, wave, Miller and others, 1986a, 1986b, 1986c). and sediment data. Unfortunately, wave information for these sites represents For a 4-1/2 year period, Patterson only those conditions for the day profiles (1988) reports a Vs of 20.1 meters for were surveyed. While information for these Surfside-Sunset Beach, Orange County, sites generally was consistent, wave period California, along with seasonal wave data from Schneider and Weggel (1982) information. Sediment grain size information were used for Goleta Beach due to is from $zuwalski (1970). unresolvable dispersion in the few daily data. Where the specific studies discussed Seasonal shoreline shift data for above did not provide the necessary Atlantic City, New Jersey (Darling, 1964) astronomical tide information, these data were measured for a two-year period along were obtained from other sources (Harris, 6