PREFACE 



IN "Sand Dunes and Salt Marshes" I made 

 note of intimate studies of such regions in 

 my sojourns at Ipswich, of the varied forms 

 and movements of the sand, of the growth and 

 origin of the salt marsh and of the life in the 

 dunes and the marshes both animal and vegetable. 

 In the following pages I have endeavored to set 

 forth additional studies in these same regions. 



Chapters VII and XI appeared first in the 

 pages of the Auk, Chapter IX and part of Chap- 

 ter X in the Bulletin of the Essex County Orni- 

 thological Club, to both of which publications I 

 am indebted for permission to print here. 



As in my other books, the Index will be found 

 to contain the scientific names of the plants and 

 animals mentioned. The illustrations are from 

 my own photographs. 



I have called the present volume by the title of 



