Spawning flower anemone lets its gametes go for the Coral Morphologic camera
If you thought flower anemones are cool, check out the appearance of this spawning flower anemone slowly ejecting a mass of white cloudy sperm into the aquarium water. This Epicystis crucifer was getting its sexual spawning on in the lab of Coral Morphologic for 30 minutes while several other flower anemones were also observed to be Read More
Unique video shows the clear difference between clarki and true sebae clownfish
The true sebae clownfish, Amphiprion sebae, is a very unique anemonefish that looks significantly different from the clarki clownfish which often borrows its name. We love true sebae clownfish and we’ve been in love with the perfect specimen on display at the Denver Downtown Aquarium for many years Read More
RalfP’s mature reef aquarium is a world class coral display
RalfP’s reef aquarium is totally dope on so many levels it’s hard to know where to begin describing it. Huge mature coral colonies are creatively positioned together with large giant clams and plenty of open space in between that it really looks like a perfect slice of healthy coral reef. The exceptional size and health Read More
Cave basslet spawning caught on video with the help of red night-time LEDs
This short video of spawning cave basslets, Liopropoma mowbrayi, may not rouse the excitement of that many reefers but it bears witness to the use of red LEDs for night time viewing. Black Rock Reef filmed the anticlimactic release of eggs and sperm by his pair of cave basslets at night, with his eyes and Read More
ORA Mandarins Foolin’ Around Like Teenagers
The pair of ORA Spotted Mandarins (Synchiropus picturatus) I received earlier this year has been caught going through the motions, but as of yet, they have not consummated their relationship. Typical teenagers…as you can clearly see in the video above, they haven’t quite figured it out yet. It should come as no surprise that with Read More
Spawning Jans’s pipefish caught on video
If you’ve ever wanted to see what spawning pipefish look like, Robertus has just produced this nice clear video of just that. It is somewhat of a little known fact that certain species of dwarf pipefish are excellent residents of small and large reef tanks. One of our personal favorites is the dragonface pipefish, Corythoichthys Read More
First documented spawning of Ribbon Eels at the Steinhart Aquarium
Ribbon Eels are fascinating animals for public display but reports of the successful acclimation of these timid and finicky eels are rather uncommon. There are many ideas about why these fish tend to fare poorly in captivity, including latent effects from cyanide poisoning, acute response to stress from shipping, and reluctance to feed on aquarium Read More
Steinhart Aquarium working to raise Rhinopias scorpionfish from their own fertile spawns
One of the advantages of working at the the Steinhart Aquarium in the California Academy of Sciences has is being able to care for, and observe so many different animals that we might not be exposed to anywhere but a public aquarium. For instance, we display not one, but two Rhinopias Scorpion fish. These venomous Read More
It’s Business Time for a Spawning Pair of Joculator Angelfish, because it’s Wednesday!
We have a knack around Reef Builders for the newest products, the rarest fish and high caliber videos. The video above represents the last two things that RB does best by bringing you an original video of the twilight courtship and spawning of Joculator Pigmy Angelfish, Centropyge joculator from the home aquarium of Dr. Sanjay Read More