saltwater aqarium

I am hoping someone in here can help! Got this about 2 weeks ago. Has been doing fine fully inflated. Woke up this morning to this. I don’t know what this is or what I am doing wrong. But someone please help me. Hopefully it’s not dying.

So I'm confused, i looked at a bunch of different post and read didn't things. What is my phosphate suppose to me be?? Mines literally at 0 ppm. I us the saltwater master and the saltwater reef mater kits. Are they not reliable? Should I get different ones? Recommendations?? Attached are my...

Hello, I need assistance on identifying what this part is specifically from the brand Vertex. I bought a bundle of used equipment and this part came along with it as a freebie. I would just need the name of the part and the purpose! Thank you so much

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Thanks in advance for any feedback. I have a 4 mo old 75 gal reef with a 30 gal sump. I'm in Florida, I run the house at a cool 75 all day long but I can't go much cooler than that. I want to grow corals, inverts and fish. My temp fluctuates from 81.8 during the day down to 79.4 at night...

Hello Everyone, tl;dr - Mantis shrimp are not living for more than 6 months. Need advice. I am involved with the maintenance and upkeep of an aquarium system in a facility that deals with mantis shrimp (Odontodactylus scyllarus). The system had successfully kept and maintained mantis for 8 or...

I am sad to say I am selling my complete 300 gallon setup. I have over 8k into the aquarium alone. Purple tang, hippo tang, sailfin. Foxface, scribble rabbit fish, bicolor blenny, pink spot, coral beauty, and damsels. I cannot get anyone to my remote location to maintain the tank and it is...

I am having issues with LOW alkalinity. 4-5 dkh. I just realized that I was having these problems when I noticed my corals stopped growing. I plan to dose with Red Sea KH/ALK Foundation B to raise my alk slowly. I am going to do a large water change 75% on my 29 gallon and replenish with red sea...

Selling my last ecotech MP10QDM It’s a little over 1 year old. Works as it should. Like a lot of ecotech pumps it’s a little loud over 60% $200 local pickup $220 shipped Located in south Sacramento

Hi guys, I'm looking for a bit of advice. I have a 60-gallon cube, and in 2 years or less, I will be moving back home where I will have my 150-gallon. I can not use my 150-gallon tank in the house I currently live in. My question is, can I place small fish 1-3 inches in size now but will grow...

Hi! I was hoping to get some help. I am having some growth in my tank. The first pictures are pre chemiclean treatment, the second set is after and I had the lights turned off. Any idea what’s going on? I treated with chemiclean and turned the lights off - after 24 hours this is what it looks...

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Here is my 10 gallon tank! Started back in February of 2022 this is what she looks like now! Animals Housed: 2 oscellaris clownfish 1 scarlett skunk cleaner shrimp 3 turbo snails 1 naussarius snail 2 rose tip BTA’s (now 3 after split) 1 candy cane or trumpet kryptonite coral 1 devils hand...

Hey fellas, hope your holiday weekend is treating you well. I’m planning to start the process of building a 15g nano reef w/ fish after a couple year hiatus coming from a fresh water cichlid tank. I have very little experience with saltwater tanks so I am doing my due diligence and researching...

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I had just gotten a clam and a decorator crab came from same tank in a Petco , had them in my tank for 24 hours or so now. There both dead. All my other fish , star fish , urchins and hermits are fine. What happened to these two are they just badly kept in Petco , I tested there water from the...

I had the pleasure of shopping at Southwest Aquaculture, and when I say they not only take amazing care of their coral that is aquacultured in house, but the customer service is out of this world! They are very helpful with information about the corals and put the customer first based on their...

So I was looking for some help I made some rocks using 50% oyster shells and 50% fast setting quikrete, I've have them in the tank soaking in freshwater, (air stone and wave maker running. After the first 24 hours the waters pH was 10.4 the next day after a water change and 24 hours after that...

I bought this 5 gallon Top Fin tank with the intent of using it for a lobster tank but quickly realized it didn’t fit my needs due to the intake being at the bottom and small chamber space. It would make an awesome quarantine tank, bare bottom tank, or freshwater tank! It comes with everything...

Hello, I am looking to get a juvenile coral cat shark for my 75 gallon saltwater aquarium then move him to my 240 gallon. I have very little experience with sharks especially in smaller tanks. The 75 gallon where he will only be for a short amount of time has 15 lbs of live rock so he has room...

FS - Selling used items. 1 AI Prime 16hd light that has been used at 76% capacity for about a year. With 3d printed light shade and goose neck. 1 Sicca nano fan cleaned, working well 1 Sicca nano pump, working well **asking $300 for all items or can sell the light for $230 plus shipping

I have two aquariums for sale here. I have a saltwater 20-gallon tank that has been up for over 5 years at this point. Has a bunch of different coral and a six-line wrasse (eat pellets just fine) even though algae covers the glass no harmful inhabitants are present. Can clean up some the algae...

I am looking to get a long tentacle anemone or two ;) but I am not sure the best places to buy them online. I am not looking for any crazy expensive types or anything but a having color options would be nice. Unlucky for me there are no local places that sell them. Any help or point to the right...

Hi.. I have biocube 32 gallon tank for more thank 1 year. For last few days it started growing green hair like thing and it's growing fast all over my live rocks. Can I get rid of old rocks and add new live rocks with the fish still in the tank (clown & chromis) ? Please help.