Ecological Observations of Pools in the Salt Marshes 



of New Jersey. 



E, T. Moul 58 



Nutritional Factors in Salinity and Temperature 



Tolerance of Some Phytoflagellates . 



S. Scher and E. T. Moul 69 



Some Microbiological Aspects of Marine Productivity 



in Shallow Waters. 



P. R. Burkholder 70 



Part 111. The Salt Marsh as an Ecosystem. 



Circulation of Heat, Salt, and Water in Salt Marsh Soil. 



A. C. Redfield 77 



Algal Productivity in Salt Marshes. 



L.. R. Pomeroy 88 



The Growth Cycle of Spartina and its Relations to the 



Insect Populations in the Marsh. 



A. C. Smalley 96 



Energy Flow in the Salt Marsh Ecosystem. 



J. M. Teal 101 



Part IV. Salt Marshes as Historical Records. 



Paleobotanical Studies in Salt Marsh Deposits with 

 Special Reference to Recent Changes in Sea L,evel. 



E. S. Barghoorn 109 



Some Aspects of the Biochemistry of Mud. 



J. R. Vallentyne 114 



Archaeology and Salt Marsh Problems in the Taunton 



River Valley, Massachusetts. 



H. M. Raup 116 



Archaeology and Salt Marsh Problems in Massachusetts 



F. Johnson 119 



Elements of Ac tuo -paleontology. 



W. Schafer 122 



Trails and Burrows on the Tidal Flats of the North Sea 



and Their Paleontological Significance. 



W. Hantzschel 126 



VI 



