LITTORAL ENVIRONMENT OBSERVATIONS 



RECORD ALL DATA CAREFULLY AND LEGIBLY 



SITE NUMBERS 



4 5 



YEAR MONTH 



6 7 8 9 



10 II 



m 



Record time 

 using the 24 

 hour system 



12 



TIME 

 13 14 



15 











WAVE PERIOD 



Record the time in seconds tor 

 eleven (II) wove crests to poss o 

 stotionory point If calm record 



BREAKER HEIGHT 



Record the best estimote of the 

 overage wave height to the nearest 

 tenth of a foot 





WAVE ANGLE AT BREAKER ,2 



Record to the neorest degree the I 



direction the waves ore coming from I — L 



using the protractor on the reverse side. if i 



WAVE TYPE 



- Calm 



1 - Spilling 



2 - Plunging 



3 - Surging 



4 - Spill / Plunge 



<:3 



D 



WIND SPEED 



Record wind speed to the neorest 

 mph. If colm record 0. 



WIND DIRECTION-! 



Direction the wind 

 is coming from 



l-N 3-E 5-S 7-W 0-Colm 



2-NE 4-SE 6-SW 8-NW 



D 



FORESHORE SLOPE 



Record foreshore slope to the 

 nearest degree 



WIDTH OF SURF ZONE 



Estimote in feet the distonce from 

 shore to breakers, if calm record 0. 



31 



32 



33 



34 











LONGSHORE CURRENT 



CURRENT SPEED 



Measure in feet the distance the dye I I I 

 patch is observed to move during o one ( I ) I I I 

 minute period ^ If no longshore movement record 



43 44 45 



DYE 



Estimate distance in feet from 

 shoreline to point of dye injection. 



CURRENT DIRECTION 



No loagshore movement 

 + I Dye moves toward right 

 - I Dye moves toward left 



3B 9f 9m 



RIP CURRENTS 



If rip currents ore present ,indicatespocing(feet). 

 estimote overoge spocing. If no rips record 0. 



50 91 92 



If spocing IS irregular 



BEACH CUSPS 



If Cusps ore present, indicate spacing (feet) If spacing is irregular 

 estimote average spacing. If no cusps record 0. 



94 99 96 



PLEASE PRINT: 



SITE NAME OBSERVER 



Pleose ChecK The Form For Completeness 



REMARKS: 



Moke ony odditionol remarks, computations or sketches on the reverse side of this form. 



Figure 26. Littoral Environmental Observation forrris used by the volunteer observers 

 participating in the LEO program (from Schneider 1981) 



68 



Chapter 4 Investigation of Environmental Factors 



