from the Introduction, ". . .Because of the enormous importance of coastal areas to society resulting from the numerous and varied constituencies they serve, and because of the stressed nature of many coastal environments from these multiple and conflicting uses, it is not surprising that society has demanded that government direct its attention at protecting and, when necessary, at rehabilitating these valuable natural resources. It also is not surprising that this attention has been d irected at developing strategies to abate pollution and to enhance the aesthetic values and living resources of coastal environments. These efforts have been focused on estuaries. . ."