Solving problems with Maquarium

What units are the condition measurements in?

How do I mark a condition entry as not tested?

How can I turn off unused condition list columns?

How do I turn on and off the condition warning dialogs?

What if I can't find a fish, plant, coral or invertebrate profile?

How do I write an AppleScript for Maquarium?

How do I export condition entries to use in Excel or another application?

How do I register online?

How do I register via postal mail?