Ask Reef Builders

Stylocoeniella Is A Great Reef Aquarium Coral!

Stylocoeniella is an underrated family of amazing aquarium corals, which, often end up in the aquarium world as a hitchhiker along other corals or live rock. This genus is part of an even more discreet, unheard of family: Astrocoeniidae that…

Montipora: A Practical Guide to the Variety of Forms Part 1

If there is a group of coral, where we find ourselves struggling to properly identify to the species level, that’s Montipora! Montipora are probably the most popular coral right after Acropora, it’s a fast growing, very colorful group of SPS…

Hoeksemai Acro is the King of Blue Staghorn Corals!

Acropora hoeksemai is a gorgeous blue staghorn Acro which been a classic Indonesian coral, produced in the thousands through mariculture. So you would think that this coral is probably available all over the world right now, through frag sellers, but its…

Alveopora are NOT a Flowerpot Coral After All!

Following our series of articles on changes in coral classification after a massive genetic analysis, there is one more coral that got moved in quite a surprising way – Alveopora. Alveopora used to be the flowerpot coral with 12 fat tentacle,…

What Happened to the Symphyllia?

Recently in Australia, a good friend asked us to check some of his very nice rainbow Symphyllia he’s got. We didn’t recall seeing any in Australia yet, so we were very intrigued. We love rainbow Symphyllia, the ones we get…

Bernardpora, the Flowerpot Coral caught between Goniopora and Porites

This awful scientific name probably doesn’t ring a bell to you but Bernardpora stutchburyi is actually a very common coral. It’s cultured all over the world, and misidentified under so many other names. The most used common name is short polyped flowerpot…

Boring Bivalves Can Eat Corals from the Inside!

During our stay with the UCA team, and the few diving we made with them, we noticed that many corals, and especially Lobophyllia were showing weird holes on their polyps. After investigation, we found out that they were infested with…

Ask Reef Builders #1: How to save your Biological Filter in a tank move or upgrade

Welcome to the first installment of ‘Ask Reef Builders’, a column where we’ll take some of your best questions and share our responses from which all our readers can learn. For years we’ve answered questions fielded through twitter, facebook and…