The book can be read through to gain a complete overview of the care and welfare of ornamental aquarium and pond fish, or it can be used to easily look up specific information about a topic of interest. With numerous illustrations and photographs, plus references allowing readers to study areas of interest in more detail, this book makes an invaluable teaching and reference handbook. It is a vital source of information for veterinarians, scientists using fish in their labs, students, ornamental fish breeders, retail pet store workers, and aquarium keepers looking for trusted advice about how to properly care for their ornamental freshwater fish.