Nitrite can cause significant damage to aquatic inhabitants or even kill them.
Saltwater Aquarium
Cause (+ Cures) for a Fish That’s Floating Upside-Down But is Still Alive?
One day you wake up to the stunning sight of your favorite goldfish acting like a balloon.
A fish floating at top of the tank but not dead yet (even actively moving around) can be confusing to witness. What does that signal?
The Honest Truth About Black Diamond Blasting Sand Safety in Aquarium
Revised: 05/2021.
That black sandblasting sand will look amazing under your aquatic plants, right? But is Black Diamond blasting sand planted tank-safe? What about your fish?
Tips for Buying the Best 125-Gallon Aquarium Light
Updated: 09/2021.
Having a 125-gallon fish tank is presumably the next level of fishkeeping and, boy, can it be rewarding.
How Long Does it Take for Free Chlorine to Evaporate From Tap Water Entirely?
Surely many aquarists have heard that chlorine will leave facet water after some time.
Essentials When Looking After a Hammerhead Coral (+Tips)
I wish someone told me how to handle my first hammerhead and save me the time spent in researching.
Mystery SOLVED – Is Distilled Water Particularly Good for Fish Tanks?
The best water for aquarium use should be clean and contain as little contaminants as possible, right?
Do (and How) They Work – API Quick Start VS Tetra SafeStart?
There’s an ongoing debate among fishkeepers about whether Tetra’s SafeStart and API’s Quick Start even work.