Damselfish can recognize UV markings of a face

Several years ago it was revealed that damselfish could see specially colored markings on the faces of other fish that only show up under ultraviolet light. Now a new study has demonstrated that the fish can not only see these…

Plectranthias winniensis & P. helenae captive raised by RCT Hawaii

Plectranthias winniensis and P. helenae are two species of this adorable group of basslets that grace the pages of Reef Builders today for very good reason. Reef Culture Technologies Hawaii has been trailblazing the captive rearing of various marine fish…

Plectranthias sp. Curacao is in the good hands of Blue Harbor

The new species of Plectranthias that was recently collected from Curacao is probably the first of its kind to make it into a home aquarium. We first featured this fish with a post from Joe Oliver at the source, and…

Chevron tang also turns up in the Philippines

The chevron tang, Ctenochaetus hawaiiensis, has long been a popular aquarium tang, and for good reason. Juveniles are brilliantly colored and, like many tangs, does an admiral job of eating nuisance algae. Nearly all chevron tangs make their way to…

3.2 Fairy Wrasses: The temminckii group

The temminckii group plays host to some of the genus’ larger and more unappealing species. Burley, pugnacious and often glazed in matte grey, these un-fairy looking fairy wrasses are more often than not associated with the ugly duckling sobriquet. Despite…

Curacao Sea Aquarium Deep Sea Display update

After 4 years in Curacao and some of the most amazing fishes known to man, I thought I had seen it all and was beginning to have doubts about whether we would find a new species that is as unique…

Mandarin shark is alive and well in this feeding video

The Mandarin Shark that swept the aquarium and shark world by storm last week is alive and well at Country Critters in Long Island, New York. Despite being harvested from the deep waters of the Northern Philippines just about a…

Get the “Wrasse Bible” for $119

Our first published book: Labridae Fishes:Wrasses has received critical acclaim among professional hobbyists the world over. The special edition has been updated with all the latest information and pictures and could be likened to the “wrasse bible” with over 400…

Destination Tokyo, the final frontier

In all the years as a fish writer, nothing has been more rewarding to me than travelling the world and seeing new things. The relationships that i’ve forged with people throughout my time is something that can never be taken away, and…

Sensational new ‘Mandarin’ cat shark collected in Philippines (updated)

The Mandarin Cat Shark is an exciting new species of shark which has just been discovered collected in the northern Philippines. The incredible pattern of the ‘cat shark’ has an uncanny resemblance to the beloved Mandarin goby, and we’ve never seen a shark…