Similar names, very different toxicity levels — here’s how to keep the two straight.
Tag Archives: ammonia
Fast action during an ammonia spike can mean the difference between a scare and a wipeout.
“New tank syndrome” describes the ammonia and nitrite spikes that kill fish added too soon.
What each number on your aquarium test kit actually means, and the safe ranges to aim for.
A step-by-step walkthrough of fishless cycling so your new tank is safe for fish before you buy a single one.


