Contents 



EXPOSURE PANEL PROGRAM 1 



INTRODUCTION 1 



EXPOSURE PANEL STUDY 3 



MATERIAI^ AND METHODS 3 



DATA ANALYSIS 8 



RESULTS 10 



Fouling Species 10 



Wood-boring species 16 



DISCUSSION 23 



DISTRIBUTION STUDY OF TEREDO NAVAUS AND TEREDO BARTSCHI 25 



MATERIALS AND METHODS 25 



DATA ANALYSIS 27 



RESULTS 27 



DISCUSSION 29 



TIMBER STUDY 30 



MATERIALS AND METHODS 30 



DATA ANALYSIS 31 



RESULTS 32 



DISCUSSION 36 



SUMMARY 39 



CONCLUSIONS . 40 



REFERENCES CITED 41 



