Aquarium Bio Balls: What are They? Should You Use Them In Your Tank?

I have had an interesting online discussion with a friend regarding the relative merits of bio balls. His points (I hope I’ve not corrupted the concepts...

Glass Catfish, the Kryptopterus bicirrhis

Beautiful and strange, Glass Catfish are some of the more provocative catfish in the hobby. However, they are sensitive and have special needs. Glass Catfish,...

Zebra Pleco (Hypancistrus zebra)

Zebra plecos are gorgeous, relatively hardy fish. However, they have specific needs that should be considered before paying the hefty price they command. The zebra...

Finding Nemo Fish Tank

Without a doubt, the Pixar movie Nemo was a hit and the interest generated in coral reefs was a great thing. However, many well-intentioned...

Saltwater Aquarium Salinity FAQ

I get plenty of messages asking about salinity in the reef tank or saltwater fish only tank. Below we address some of these questions. What...