PART I 



HYDROGRAPHY OF NORTH CAROLINA 

 MARINE WATERS 



By Nelson Marshall 



The University of North Carolina* 



CONTENTS 



PAGE 



Introduction " 2 



Gross Geography of the Sounds and Neighboring Waters 3 



Gross Geography of the Continental Shelf 7 



Circulation in the Sounds 9 



Circulation Offshore 12 



Temperatures Offshore 21 



Temperatures in the Sounds 33 



Salinity and Nutrient Salts 36 



The Offshore Bar and Its Inlets 50 



Nature of the Bottom 57 



Pollution 58 



Wind, Waves, and Weather 59 



Productivity 64 



Summary Comments and Recommendations 68 



Bibliography 72 



* Later, the College of William and Mary and the Virginia Fisheries Laboratory. 



