February issue includes Appendix entitled Directory of United States Government periodicals and subscription publications; September issue includes List of depository libraries; June and December issues include semiannual index

Inland waters are not only managed for a number of fisheries objectives but also for many industrial, agricultural and domestic purposes which affect the aquatic environment, including the fish stock. A pre-requisite for correct management is the setting of objectives which take into account these various uses and which are consistent with the requirements of the fishery and the internal and external constraint upon it. A variety of management techniques are available whose applications are discussed in the text.

Site characteristics have set an almost impenetrable barrier to the development of adequate services in many of the existing beach-based operations. It was the objective of this group to attempt to break through the barrier and provide reasonable solutions in a number of specific situations. The solutions discussed are not always in the civil engineer field; the naval architect-boat builder and the marine mechanical engineer have also much to offer.