The Earthworm Hole
- Includes information about types of farming and their affect on this invertebrate population. Offers educational services and materials. By the New Zealand Institute for Crop and Food Research.
- http://www.crop.cri.nz/home/products-services/environment/earthworms/index.jsp

Manual de Lombricultura
- Online teaching in vermiculture offered by an Argentinian institution.
- http://www.manualdelombricultura.com/en/

Worm Digest Magazine
- This non-profit magazine is dedicated to vermiculture, and composting and recycling with worms. Published 4 times per year, the Web site contains many informational links.
- http://www.wormdigest.org/

Vermico
- Extensive, practical information about earthworms and recycling organic wastes.
- http://www.vermico.com/

Soil Fertility and Fertilizer Use
- Minimizing the use of chemical fertilizers and maintaining soil fertility through the use of vermiculture.
- http://www.krishiworld.com/html/vermicomp1.html

The City Naturalist - Earthworms
- Short account of earthworms; an article by Leslie Day.
- http://www.nysite.com/nature/fauna/earthworm.htm

Earthworm Review
- Reviews of educational and instructional vermicomposting web sites.
- http://www.magicworms.com/resources.htm