- Breathable Bags… The Modern Method of Mailing Fish
- Controlling Sex Ratios In Plant Spawning Killies
- Discouraging Algae in the Planted Aquarium
- Disease Control
- Flow Through Fry Box
- Flow Through Without Tank Drilling
- Killifish Photography
- Peat Incubation vs. Water Incubation
- Shoe Box Tanks & Film Can Filters
- The “DeBruyn” Filter Re-visited – With Construction Instructions
- The Perfect Fish Room
- Thermal Shock and its effect on fish development
- Toxic Water or “Fright” Syndrome
- Why Oak Leaves