This comprehensive manual, full of practical tips and information, provides essential foundational knowledge about invertebrates in freshwater aquariums, not only for beginners but also for experienced aquarists who will discover much new and advanced information about their natural habitats and specific aspects of feeding or breeding in the aquarium. Shrimp, crayfish, crabs, middle crayfish (Aegla), snails, and mussels are clearly described and beautifully illustrated in this extensive handbook, covering the most commonly traded species.