- Source for breeders of many types of birds: www.birdbreeders.com/
- Source for excellent information and products for gouldians and finches in general: www.ladygouldianfinch.com/
- Source for excellent information and products for gouldians and finches in general: www.ladygouldian.com/
- Source for excellent information and products for gouldians and finches in general: www.friskyfinches.com/index.htm
- Source for good basic information on grasskeets: www.grassparakeet.com/index.htm
- The most comprehensive collection of gouldian mutations as well as parrot finches: http://users.skynet.be/fa398872/index.htm
- Links to how to band birds: http://www.efinch.com/banding.htm http://www.efinch.com/banding2.htm