| page072 | The Editor's Page | Frank, Neil |
| page073 | Using Dead Tree Leaves as an Aquarium and Plant Keeping Technique, Part 2 | D'Alessi, Fabio |
| page077 | Book Review: Nature and Aquarium by Berti Gesting | Frank, Neil |
| page078 | Interrupting CO2 Injection | Kutty, Vinny |
| page080 | CO2 Fertilization | Jander, Georg |
| page084 | DIY CO2 Injection: The Yeast Method | Narten, Thomas |
| page091 | My New CO2 Dependency | Theberge, Simon |
| page094 | The Origin of Sagittaria natans (Reprint from The Aquarium, April 1896) | |
| page097 | Questions and Answers | Walstad, Diana |