TaMe 12. Summary of median grain-size values within profile zones for experiments 71Y-06 and 71Y-10. 



Cumulative time 

 (hr) 



Profile zones 



Mean 

 (nrni) 



Range 

 (mm) 



Inshore 



Mean 

 (mm) 



Range 

 (mm) 



Mean 

 (mm) 



Range 

 (mm) 



Experiment 71Y-06 



26 



0.31 



0.31 to 0.32 



3 



0.28 



0.27 to 0.30 



9 



0.25 



0.23 to 0.30 



15 



50 



0.30 



0.28 to 0.31 



5 



0.29 



0.28 to 0.30 



8 



0.25 



0.23 to 0.29 



15 



100 



0.29 



0.25 to 0.35 



3 



0.30 



0.28 to 0.31 



9 



0.25 



0.24 to 0.27 



11 



200 



0.29 



0.28 to 0.31 



3 



0.31 



0.29 to 0.34 



10 



0.27 



0.24 to 0.30 



12 



300 



0.36 



0.33 to 0.41 



3 



0.29 



0.27 to 0.34 



22 



0.26 



0.24 to 0.31 



7 



375 



0.38 



0.34 to 0.41 



2 



0.28 



0.24 to 0.31 



28 



0.26 



0.25 to 0.30 



8 



380 



0.27 



0.23 to 0.29 



6 



0.28 



0.24 to 0.32 



15 



0.26 



0.26 



5 



All times (except 380) 



0.32 



0.25 to 0.41 



19 



0.29 



0.24 to 0.34 



86 



0.26 



0.23 to 0.31 



68 



Experiment 71Y-10 



24 



030 



0.28 to 0.34 



5 



0.29 



0.26 to 0.31 



9 



0.25 



0.24 to 0.26 



4 



50 



0.28 



0.25 to 0.30 



3 



0.30 



0.24 to 0.32 



12 



0.25 



0.23 to 0.27 



11 



100 



0.29 



0.26 to 0.32 



3 



0.30 



0.26 to 0.33 



11 



0.26 



0.24 to 0.28 



12 



200 



0.36 



0.34 to 0.39 



4 



0.30 



0.28 to 0.34 



15 



0.27 



0.25 to 0.29 



13 



300 



0.41 



0.29 to 0.41 



2 



0.30 



0.23 to 0.35 



21 



0.27 



0.24 to 0.28 



10 



335 



0.33 



0.29 to 0.40 



3 



0.28 



0.21 to 0.37 



21 



0.26 



0.25 to 0.27 



10 



All times 



0.32 



0.26 to 0.41 



20 



0.29 



0.21 to 0.37 



89 



0.26 



0.24 to 0.29 



60 



Samples collected on the backshore not included. 

 NOTE.-The mean of the median sizes at hour was 0.27 millimeter. 



78 



