Hard Coral ID Guide is a Free Download

One of the most common questions of aquarists new to the reef aquarium hobby is where they can find a good guide to identify corals. Even with lots of experience and practice it can be a decent challenge but now…

How To Identify 20 Stony Corals From Indonesia

Often scuba divers focus on tiny critters, schools of fish, or jumbo-sized creatures like whales, dolphins, and sharks. This leaves corals to get lumped together under a single term ‘coral reef’ which is far too general to describe the hundreds of individual…

Caribbean Coral Diaries: Helioseris cucullata

Helioseris cucullata Helioseris cucullata is a Caribbean coral with a one of a kind appearance. You can easily spot this coral by the cup or nose-shaped corallite that always points to the exterior of the colony. Helioseris has several growth forms and color combination, but…

BYO Guides releases new Reef Finder underwater identification tool

Reef Finder is a new underwater identification tool that can help you identify everything that isn’t a coral. The Coral Finder is one of the best and most comprehensive guides to learning all the different corals, and now BYO Guides…

Mark Poletti shares some of his Reef Serenity, Chalice corals galore

Mark Poletti is an ardent Reef Builders reader and a friend of the Rb staff. Mark has an inspiring reef aquarium and the necessary photography skills to really show it off. Mark has kindly agreed to share a little about…

Top 10 New Aquarium Products of 2021

The turning over of a new calendar year might be an arbitrary milestone but we do appreciate this time to reflect on our reef tanks and the aquarium world, in the previous twelve months and those to come. With the…

Acropora russelli, the Ultimate LOW Light, Deep Water Plating Acro

In our quest to find the rarest Corals possible, somewhere in Indonesia we came across in a secret location sheltering a large field of Acropora ruselli, and boy, it was a sight to remember. This reef habitat was made up…

Russell Kelley Added to MACNA Speaker Lineup

In the world of saltwater and reef aquariums, a few authors and experts are always invited to MACNA but there’s a growing body of coral people with extensive coral experience that are not in the aquarium community per se. Russell…

Chaetodontoplus dimidiatus, Rare Phantom Angelfish Spotted in The Wild

Rare Phantom Angelfish The adult Chaetodontoplus dimidiatus is an attractive angelfish with a velvety black belly, silver-grey body, bright solid yellow tail, and a distinctive scribbled face. It’s not often I write about fish, but when a stunner like this…

Diving into Underwater Cameras

This article is a bit of a departure from the typical reef aquarium topics I cover. Photography is a big part of Tidal Gardens, and sometimes we like to take the camera underwater. To do that, we need an underwater…