hard corals

For me this has been a hard question to google so I'm bringing it here. I've only ever kept softies, so I'm unfamiliar with all the nuances of maintaining hard corals. In my inexperienced opinion, they seem to be ironically way more sensitive than softies despite having tougher exteriors. What...

Hi, I have had these corals for a year & am now losing heads very quickly. They’re disintegrating into slime & washing away. A week back, I lost one head & the nitrates were well above 40 by my testing kit, but tap water (well) was reading a yellow that corresponds with 20. I’ve been doing water...

Hello guys, got that coral as a gift but don’t know what it is, any insight would be appreciated. Coral seems healthy, drip acclimated and dipped it, then made a “stand” from putty for its bony root. what I am interested in is: 1. Coral name 2. Coral flow requirements 3. Coral light...

Hi! so I was working on my research and was trying to identify what benthic organisms shown on the picture. I initially thought it was an urchin but turns out it was coral. Can anyone identify the type of coral it is please?

hey guys, so I have this red table acro, it was red at first and then it started to turn green on the base. is this from having nutrient or low light? Alk 7.7 Cal 440 No3- 0.25-1.00 Po4- 0.25 I'm running AI Hydra 52hd about 8-9 inches above the water line. 1st and 2nd is picture is about 2...

I've been working on maintaining stable parameters, particularly Salinity, PH, Calcium and Alkalinity, and have been doing quite well with ups finally such as multiple montiporas, pavona, pocillopora and one acro until it fell. That being said I'd like to get some more acros and am curious which...

We were tired of underwater videos that just had the corals as wallpaper for the rest of the video. As longtime saltwater aquarists, (since 1975),we decided to make a new video series featuring a closer look at the corals. We call it "What about the corals?" Our first one features a spectacular...