Please help, I have a 75-gallon tank that had nine fish, so far all but three dead. One of the pair of clownfish has died, any advice on adding another? And how should I stop the infection?

I have a blue devil damsel and today I noticed the back half of him is a very dark blue where he was a very bright blue. I did vacuum some of my sand bed and did a small water change but that's all today and he changed color? Ive never heard of this behavior. Should I be worried? Thanks in...

Hello, I'm going to be getting my first ever saltwater tank in the next few months and I'm VERY excited! I have kept all types of animals and I have kept multiple difficult freshwater species but I have never kept saltwater fish. My main reason to even get a saltwater tank is corals, I really...

Not sure which one this is... Got it bleached out and revived him to this healthy guy. Not sure if my pictures attached

Hello fellow reefers! I wanted opinions and/or suggestions on adding a new fish to my tank. Ive gotten my tank to be very stable and i really want another fish that is colorful active and that can live peacefully with what i already have. The following is what i already have: - clown -...

I have a black sea bass that i caught in long island sound little over a year ago, i have him living in my girlfriends Saltwater tank 75gal, she afraid that it will eat her favorite goby (which i know will eventually happen) but I'm just curious how much a Black Sea Bass 5-7in would possibly go...

Hi everyone, my tank has been set up since March therefore its cycled and has been running for 5 months. The fish are doing well however i cannot keep any corals or invertebrates. I've tried a branching hammer, two different mushrooms, a featherduster, two cleaner shrimp, a fire shrimp, many...

Hello! I Just recently got my first tank a few months ago. I have always loved marine biology since my first class in high school. We got to take care of over 10 tanks and got to frag and grow corals. 4 years later i finally have my own tank so im very rusty. But I'm so excited to learn and...

Hey guys whats up? Im brand new to the saltwater stuff some excuess any dumb question or action lol... I started a saltwater tank on 2/5/2016 I started with crushed shells, no live sand at all, using saltwater bough at the pet store, about 12lb of live rock all straight out of the local fish...

Hi everyone, My name is John and I'm new to this forum. I hope I am posting according the rules and in the right section and if not i apologize. I have been into saltwater tanks for quite some time on and off. I previously had tank containing a couple hardy corals, and anemone and various...

Hey guys! here's another thing going on in my tank... a friend of mine gave me a little anemone (i guess!?) and it seems like its bubbles wont come out?! and it actualy got a little '' smaller '' if i can say.. I just wonder if the coral needs something specific i mean... is there too much...

Hi there, For weeks now I've been having this green slim like algae on my sand. I've tried to remove the algae from the sand bed, but it still comes back. When my tank lights go off the algae goes away and doesn't appear to be on the sand, but when the lights come back on in the morning the...

Hello, this is my first posting, so forgive me if I do it wrong... My girlfriend bought me a birds nest coral as a christmas gift, which I've been looking at for a long time and felt confident with since I have a monti that is doing well in my tank and has almost doubled since I had it fragged...

Ok, so about a week ago now I had an outbreak with ich, the worst hit was the blue tang and the yellow tang. The yellow tang one morning came out and was just covered in bumps and ich and slime. That day I went to my LFS and bought Kordon prevent ich as that is what they suggested to use as I...

Hello everyone! Very new to the salt world so any advice will help! I am building my own sump because the one I bought the skimmer must sit in same chamber as return pump, so... Please give any advice. Plan on building this tonight!

I have had a dragon wrasse for over a year and a half and it is the most hardiest fish I have had. But anytime I do anything in the tank I wont see him for days. I bought another dragon wrasse about a month ago and it has been good. But the other day I added an eel and my new dragon wrasse has...

Hi I'm a newbie here. I'm getting a plasma fish tank in the next two weeks which is only 8 gallons but i was wondering if I can somehow put two of the smaller African cichlid breeds in that tank with maybe 5 other compatible fish? Is this possible? Please help. I know that African Cichlids are...

Hey guys just seing if yall had any ideas for my fluval spec v ? And if anybody knows any diy lights for this kind of tank :)

Hi, Right this is my first tank and my ph has been creeping up over the last few days from 8.2 up to 8.63, so tonight I have added some soda water as researched, they said around 6ml to 2.2l so my 300l tank would require around 800 ml. I've added this slowly but now over the last hour it won't...

I have an AquaMedic Yasha (30L), 30cm x 40cm x 30cm. Parameters: Specific Gravity: 1.025 Temperature: 25-26C pH: 8.1 kH: 8.3 dKH Magnesium: 1350 ppm Calcium: 440 ppm Phosphate: 0 ppm Nitrates: 0.5 ppm Ammonia: 0 ppm Iodine: 0.6 ppm My setup: Aqua Medic Turboflotor Blue 500 Jebao WP10...