SIMON AND SCHUSTER'S GUIDE TO FRESHWATER AND MARINE AQUARIUM FISHES A guide for beginners and experts alike, Simon & Schuster's Guide to Freshwater and Marine Aquarium Fishes is the most useful book an aquarium enthusiast can own. Whether you are interested in goldfish, guppies, or the most exotic marine species, the opening section on starting an aquarium covers everything you need to know. Illustrated in color throughout, the 295 entries cover plants, amphibia, reptiles, and invertebrates as well as aquarium fishes. Each entry provides the common name, scientific name, and family; distribution of the species in the wild; a description of shape, color, and size; information about sexual differences, feeding habits, reproduction, compatibility with other species, and much more. Next to each entry are easy-to-read symbols that indicate the proper water temperature, pH, and illumination.  This comprehensive guide gives you all the information you need to maintain a beautiful, balanced, and thriving aquarium.