Fish and Aquaria
- 301
- Portsmouth Aquarist Society
- Calendar, member photos, and history of the long-running Portsmouth-area all-species club.
- 302
- MyTriops
- Articles on the physiology, natural history, and care of triops, and galleries of high-resolution, larger-than life photos.
- 303
- Triops, Inc.
- Florida based site for supplies offers lesson plans for educators, FAQ, and instructions for rearing the creatures.
- 304
- Calgary Aquarium Society
- Provides a meeting schedule, membership information, and a collection of artwork that may be used by other clubs.
- 305
- Canadian Association of Aquarium Clubs
- Committees, newsletter, events calendar, available speakers list. CAOAC is comprised of aquatic clubs throughout Canada and the Northeast United States.
- 310
- Saskatoon Aquarium Society
- Club history, meeting information, BAP and HAP Committees, and trading post.
- 314
- Blue Crayfish
- Specializes in an electric-blue North American crayfish species. Basic care instructions and species descriptions. Ships throughout the continental US.