Giant Clams Can Manipulate Light To Assist Their Symbiotic Partner

Special cells in giant clams shift the wavelength of light to protect them from UV radiation and increase the photosynthetic activity of their symbionts, shows research KAUST. Using special cells, known as iridocytes, the clams can manipulate light via layers…

Giant Clam Poop Could Help Corals Recover from Bleaching!

Last September a study was published taking a close look at giant clam poop, more accurately described as fecal pellets. We previously shared this story but wanted to circle back to it to really drive home one interesting point about…

Red Sea Tridacna Clams Shine Best Under Daylight

Red Sea cams haven’t been in the aquarium hobby for over two decades but at long last, they have begun spreading around Europe through Dejong Marine Life and America via ACI Aquaculture. The three species from the fabled Red Sea…

Giant Clams in the Aquarium, a New Book by James Fatheree

There’s a lot going on in the realm of our favorite reef bivalves, from the newly arrived Red Sea cultured clams, to the revision of Indian Ocean species, and now we even have a new book. Giant Clams in the…

First Cultured Red Sea Clams Splashdown at ACI

Red Sea clams include some varieties and color patterns of Tridacna maxima that are at once familiar, but have been unavailable to the aquarium hobby for over two decades. Not only are there some interesting forms of the well known…

Tridacna elongatissima ‘Resurrected’ in the Western Indian Ocean

Tridacna elongatissima is a species of giant clam that was first described from the Western Indian Ocean all the way back in 1856. Somewhere along the way the characteristics of this species were thought to be synonymous with Tridacna maxima…

How (Hybrid) Tridacna Clams are Made

Spawning and rearing giant clams is an elaborate process that requires a certain degree of knowledge, but thankfully this know-how has been extensively documented and shared around the world. For around forty years small island nations of the Pacific Ocean…

Science Sheds Light on Squamosa x Crocea Clam Hybrids

Hybrid giant clams have been an enigma to the aquarists who seek to understand them in order to better provide for these treasured bivalves. Finally a new research experiment not only confirmed the authenticity of hybrid Tridacna clams – they’ve…

Tridacna squamosina: First Aquarium Pictures of the Rare Red Sea Endemic

Tridacna squamosina was first described jus over ten years ago and we finally have the first solid evidence for this species in the aquarium hobby. Originally described as Tridacna costata, T. squamosina or the squamosina clam has a surprisingly distinct appearance…

Rare Tridacna squamosina Photographed by Diver in Kenya

Tridacna squamosina is one of the least known, and most recently recognized species of giant clams (sort of). A fresh new set of pictures taken by Dawn Goebbels while diving in Kenya  really showcases some nice examples of the rarely…