tank

today I went to look at my clownfish and had a heart attack when I saw white spots all over it only to realize when feeding it was just bubbles.... needless to say, I almost had a heart attack... with that being said what was your "mini heart attack moment" in your reef tank?

SOLD

Please have a look at my custom reef protein-skimmer and sump i designed. I want to know if there would be anything you would change. I am not an expert and want to build a cheap but good quality nano reef tank. I would love to have some opinions on this. I had a good amount of fresh water...

$2000 Redsea Reefer 900 3XL tank and stand Only had for 1 year. Great condition. (Comes with custom kraken lid and throwing in 2 - 300 watt heaters) $300 - 2 cor15 pumps $400 - Apex EL with power bar and LDK $125 - IM 15 gallon glass reservoir $150 - ATK Neptune auto top off with FMM module...

I have a brand new never used IM Nuvo EXT 170. Tank has been taken out of the crate and placed in the office, plastic wrap is still on the stand, never seen water, no damage or defects at all. I literally just got this and the wife said, way too big and NO. So, I need to sell this and get...

Hi I have everything needed to have the sand and salt water but I am waiting for some of the other things I’ll be getting but I was thinking how long can live sand stay in the tank without water? It’s been like a week now. Will the sand still be usable?

Dirty but works. Standard 75 gallon dimensions. Not drilled. $75 Located in Bellingham, WA.

100-gallon acrylic tank. 60x18x24(?) $100 Set up as bean animal overflow. If you're lucky and pay full asking price I may find the rest of the plumbing too. Just the tank, no stand out sump. It's dirty but holds water. Located in Bellingham, WA.

Hi all, I'm getting into saltwater, and I plan to let my tank get cycled and ready over the next 1.5-2 months (I'm going away in early January for a bit). I have a wavemaker on order and I have extra heaters and stuff to mix saltwater appropriately. But I'm curious, do I really need that for...

Red Sea Max NANO 20g reef system WITH stand. Been up and running with no issues for almost two years. Unfortunately, have to move 1000 miles away and can't bring the set up with me. Has served me well and now want to find a new home for it. Happy to work out the logistics to include the clown...

I want to know it all, any insight would be extremely helpful, even the smallest one. I just want to know what I am getting into costwise to size as well as longevity. Can tanks really last forever? Seriously, any input on the subject is very much appreciated.

Located in Florida and interested in a 120 gal tank (48 x 24 x24) and white stand. Would be great if sump and protein skimmer included + refugium Any leads would be greatly appreciated

i need a light for a 4.8 footer. thinking of fluval t5 but dont know which controler/reflector to go with. now that ur here just recomend a skimmer/scrubber. This is goint to be a sps dominant reef tank.

Up for sale is our Marine X 60.2 - I started a build thread on this, but we decided after looking at fish we want to get a bigger tank so before we add any fish we are going to make the jump. I bought the Waterbox lightly used from a local guy who was moving who had it set up for about a year...

Gorgeous low-iron aquarium with custom low profile lid, sump, top-off chamber and sleek black stand. Located in Fort Worth Texas and Available for pick-up in 3-4 weeks. Reefer 750 that has been running for years with no problems. Seams are in great condition and the stand has been...

Selling full setup $5,500 Tank is 72"Lx 26"W x 22"H (165 gallon display) by Crystal Dynamics Stand with magnetic cabinet panels 40-gallon sump 18-gallon ATO tank Two Various 6 pumps. 40 W Aqua UV 25 W Aqua UV Sicce pump Four Giesemann Vervve lights on 80/20 extruded aluminum floating...

SCA 150 Gallon with Exotic Marine 32" Overflow. It was setup early 2021 and taken down a few months ago. "Free" stand - I built (baltic birch plywood). It is very heavy duty, needs some paint touch up and doors (yeah, never got to building those). The tank and overflow are pretty clean...

I got into saltwater tanks in 2021 and then lost pretty much everything in the tank except my picasso clowns after a series of learning opportunities following hurricane Ida. I've since added quite a bit of backup equipment as well as regular calibration checks of my trusty salinity tester...

EDIT: Free, Free, Free! I know it's ugly, but still I'd hate to pitch it in a landfill. If you can use it, it's yours. I'll give this just a bit longer, and if no takers, I'll see if my local Goodwill store will take it, and if not, unfortunately, I'll have to scrap it. I don't want to do that...

Are you looking to go big or go home? I have the perfect tank for your saltwater tank dreams! Absolute steal of a deal, freight shipping can be arranged at the expense of the buyer. Looking to get the tang police off your back? Perfect size to house maybe a tomini tang lol! Purchase of tank...

I’m looking for a 20 gallon Long AIO if anyone has one that they are looking to get rid of cheap please let me know Boca Raton or Palm Beach Gardens area can’t drive that far need to keep it close

Getting the last of my tank stuff out the house. Tank broken down and ready to go. IM 15g AIO - In tank media basket, IM Might Jet DC return, IM probe holder, IM return spin stream - $100 Fritz RPM salt - Box about 90% full - 30 Bashsea 10g ato container- Red - $80 Apex probe holder - 20...

Red Sea Deluxe 450 bought new (Jan 2019) for sale, with stand (black). I do not want to ship but have the shipping crate just can't load into crate without assistance. The system has been cleaned with orange-scented vinegar. System components: (All items are used and reasonably cleaned) 1-Red...

Hello R2R, Unfortunately my busy and crazy life has me neglecting my tank, and it’s not fair to everything inside, so I’ve decided I’m going to leave the hobby for awhile. It’s an 80g SCA long cube, it’s just under 3 years old. The tank still has water and is still running as this is being...

Tank: Red Sea Reefer S-1000 G2 - 210 Gallons Black Display Tank Dimensions - 82.7"L x 25.6"H x 26.75"W. Total System Height - 60" Total System Volume - 265 Gallons. Sump Volume - 55 Gallons Front Side and Bottom Glass Thickness - 3/4" Custom Canopy: 24" Tall x 27" deep x 83" - 2 large doors in...