Goldfish are very popular pets. They're cheap, small, and are a great choice for a 'first fish' since they are not as sensitive to 'aquarium mistakes' as other varieties. With the right care and 'environment, goldfish can grow up to 60 cm long (about 2 feet) and live for 20 years. Here is a beginner's guide to goldfish that will help you understand your pet's needs and … [Read more...] about Simple guide to raising healthy goldfish