tank advice

So I just got into marine tanks about 3 years ago started small and worked my way up right now I have a 55 gallon tank and a 150 gallon tank and a 25 gallon red sea tank. I am thinking of upgrading fully for 3 new tanks and I've been looking at the waterbox tanks money isn't a issue but I want...

I bought this used red sea reefer 350 and it has a slight crack in the top corner. Should i be worried to set it up or should it be fine? There seems to be no issues with the seal around it and was set up for a few years before i got it. The guy who had it didnt get rid of it for that crack but...

is this Dinos or diatoms? It smothers my corals and comes back everyday.

Bought a 60x40x40 long aquarium and wanted to ugrade my old nano tank, a guy from a local store told me to lay out some bacteria media below my sandbed to remove nitrates and amonia. Not sure if this is true as i have never heard of this method ever. (Image for refrence if what i have done)

Hello all, Glad to get into this hobby finally. After many hours of labor and dollar signs I finally have my system running. Its a 85 Gallon shallow tank with a 15 gallon sump below. I have a skimmer running 24/7 and tons of dry rock in the sump. I just added 2 live rock bricks from my friends...

Hey guys. I currently have a 40g aio that has quickly become a fowlr cuz of my valentini who eventually developed a taste for softies and lps. And coral in a 20g Im looking to get a 80-100g tank and to set up for all my coral and reef friendly fish and was looking for feed back on the best cost...

Hello all So I am moving cross country and am bringing my 40 gallon FOWLR tank. I currently have 7 fish… (2 clowns, springers damsel, coral beauty, Melanurus wrasse, 2 goby). HOWEVER, I have an opportunity to upgrade tanks to a 55 gallon. I’ve read everywhere that 40B are much better than 55...

Hey all, So I have a 40B FOWLR at my current home and I’m moving 1,000 miles south. I will be driving, hopefully no more than two days…. I would like suggestions and hear what you guys recommend for moving everything down. I’m thinking of draining the tank and putting the fish in a tote box...

I recently had everything in a 32 biocube but moved everything over to a 40 gallon breeder from aqueon because the biocube had a leak. I used new sand and new water and re used the live rock from the 32 gallon bio cube to get the new 40 gallon tank cycled. After getting the new tank cycled I...

Good afternoon fellow Reefers!! I know I’m not technically new, however I consider myself a beginner in many aspects of the hobby so I would love some dumbed down, easy to follow advice. My situation: I currently have a 10g tank with just 2 clownfish (4+ yo healthy tank). I’m moving from a...

Hey all- I started my tank fresh out the mental hospital in October of 2022. Needed a project at home while I took time off work and back in high school I had a reef tank (not a great one, almost never had any coral other than zoas). This new tank is a redsea max nano peninsula 26g rank. The...

Hello guys sorry for my grammar I'm a Vietnamese Hobbyist and i have a small All in one tank mainly keeping softies and some LPS that are running for 2 years and i'm still struggle to make things right .My reef has thriving time but now things kinda bad So for that reason i'm seeking the...

Hello Everyone, Welcome to my build thread. I am 27 years old and grew up watching Tanked I always wanted an Aquarium. I have recently gotten the itch to try this hobby out. I researched before I started but not even close to how much I needed to do. I want to start small with a 55-Gal FOWLR...

Just bought a 72" x 24" tank and I am looking at getting a lid made which obviously takes a while. Do you guys have any suggestions on a temporary night lid that I can create for something this big? Tank is not euro braced or anything. Just trying to avoid my eel jumping out at night.

Hello I recently got a 50 gallon innovative marine. I have filled it with salt water and put a heater and some bio-media in the tank is there anything else I would need to start the tank! I’m missing a wave maker and light which I will be getting soon. Also missing a skimmer. As for cycling the...

I have a 7 year old display. SPS dominant and have recently put together a small frag tank next to it. It’s a shallow flat (2’ x 2’ x 12”) The tank has its own return pump in the main displays sump. This goes to a UV, the. Splits out of the UV, half to the frag flat and half to the main display...

Hi, I’m cycling my fish tank and I used Dr Tims one and only on Monday, i unfortunately fell ill and did not have access to my tank until today so there was no ammonium chloride being added to it. How do I go about cycling it now? Can I still start the cycle by adding the ammonium chloride...

Hi Everyone! I just finished cycling my 20 gallon long about 3 weeks ago. Last week I added a pair of mocha clowns. I only really plan on adding 1 more fish into the mix to keep the bioload in check. Do any of you guys have any tankmate recommendations for a 20 gal long with a pair of clowns...

Hi Everyone, I would like to do a tank stand with a bar top. We are wondering if this stand looks good or if I need to adjust the frame of the structure. Any input would be great. I would do the testing in my software, but I unfortunately don't have that. The top represents the tank and the...

We are looking to build a 75-gallon tank setup for a snowflake eel. I would like to be able to keep the tank for a long time and upgrade it as we go, but for now, I'm wondering what the cheapest/most efficient filtration setup would be. I have been doing quite a bit of research but I'm still a...

Hi all, my first ever post and I am completely new to reefing. I have successfully been keeping freshwater (see pic below) for a year after having dropped the hobby a few years ago and have always longed for a reef tank. I’m considering buy a Redsea 750xxl second hand, from someone who has...

Hi, I currently have a 65+15 gallon established tank, and I will be getting a new 100+40 gallon tank. I’m looking to combine both tanks (remove one sump) to reduce maintenance. I also plan to remove all sand and go bare bottom on current tank. What’s the safest way to go? There are two ways...

Hi all, I'm close to sending the below to my tank builder but would appreciate your input before I do. :grinning-face-with-sweat: It's pretty much a standard 6foot with an internal bean animal overflow. 6ft x 24" x 24" (170G) I will be aiming for 3-5x filter turnover. Does the 3 x 1.25"...

Hi everyone, After 12 years of being absent from the hobby, I want back in :beaming-face-with-smiling-eyes: We've been trying to figure out where the best spot would be without making the space look crammed. The best we could come up with was a 6ft x 24" x 24" as shown in the image and move...

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...