beginner question

So I have a 13.5 gal reef tank. My calcium levels are usually 400 ppm (after water changes, which happen weekly) and I dose all for reef 2ml in the morning and 1ml in the afternoon. This keeps my alk stable at 8.45 but my calcium keeps dropping. This tank is loaded with lps and softies with a...

Hello, I originally posted this in the Reef Aquarium Discussion forum, but I think I probably should have posted it here first. My idea was to find an external overflow box that would fit the current cutout for the bulkhead, but I have not had any luck. I am unsure how bulkhead size works, but...

Hello everyone im new to the reefing hobby and i purchased the red sea reefer g2+ 200. I was wondering if i have to worry about what i've seen on the internet about the red sea tanks failing because i really dont want my house to flood.

So I just bought a mushroom from my LFS, and I did my first reef dip. Before my second reef dip, I cut off the frag plug and saw that there were flatworms crawling off and out of the frag plug (2-3). There were two frag plugs stacked on top of each other and some of the worms came from in...

I'm assuming that this is a bad sign. I've had a margarita snail for about a month, and I noticed that in the past few days it appears the coralline growth and patterning of its shell is flaking away to reveal a pearlescent white shell. I've only used pre-made Saltwater and distilled water...

I got a new small blue hippo tang 8/21/23. it was be hide the rocks hanging out with my cleaner shrimp and eating on Sunday the 22nd. Then it just disappeared. I did see it hiding in the rocks Saturday 8/28/23 but I have seen it since nor is it coming out to eat. I know that they can fit into...

(sorry if this is a duplicate to the question post i made a little earlier, im not terribly experienced with a true forum format yet) Hello! forgive my possible lack of candor, I'm totally inexperienced in the realm of saltwater enclosures, but I do have a crazy idea (ahhh yes, the classic...