reef

Cleaning out the closet. Two xr 15 gen 4 that were used for about eight months at forty percent and then put in a closet. I fired them up and they still work. $180 each or best offer.

Hi everyone, another stocking list! Just looking to narrow down my stocking list (and change things if you have interesting recommendations! (I love wrasses) Tank is around 210-218g plus sump, likely total water around 270-300g. I will be doing them in batches based on aggression for...

Got given a Duncan coral today for free from my local fish store because it has been closed for a week and hasn’t opened, I’m just wondering if anyone has run into this before, it’s been in my tank for 8 hours now and still no changes. I tried putting in some amino acids and still nothing All...

WTB metal halide pendant. My AquaMedic pendant just died and I'm looking to replace it. Will consider ANY metal halide pendant or fixture, with or without ballast. Would love to find another AquaMedic pendant or other small, double ended, metal halide pendant--but will consider any metal...

I would like to share these floating coral viewers. They are great for getting a cool look from the top down on your reef. They are available in 2 sizes. 4” and 6”. 4” is perfect for a nano and 6” is a great size for anything larger. I can make them in any color combo and am willing to ship.

Evo 13.5 Mixed Reef - My first saltwater experience Hi everyone! I'm new to this forum and wanted to share my first saltwater aquarium. I will try to make this detailed so other beginners can follow along on the journey. The first 5 photos are of the aquarium as it stands in Feb 2024...

Hey everyone, im selling my 25 Watt Aqua UV Sterilizer because I downsized tanks. Current bulb & quartz sleeve inside are only 4 months old and I have an extra brand new unused quartz sleeve to go with this as well. I’m asking $200 cash or best reasonable cash offer. Local pickup in Bradenton...

Hello! im new to keeping coral and picked up the King MIdas Zoas. I have noticed in my tank that the zoas look more of a green instead of the gold/yellow they are known for. Is it my light intensity? need to feed food/nutrients? My light: Red Sea 50 LED My tank: Fluval 13.5g

Just upgraded to a Red Sea 3XL 900 G2+, and I realized that it’s not gonna be big enough for my hi-fin snapper long term… I have room in my basement for any size pool pond, I was thinking something around 8-10’ diameter , 3’ high, so around 1k gallons. 1. Is there really any fish that I can’t...

What is wrong with my perimeters and how do I fix it? Alc: 13dkh Calcium:440ppm Phosphate: 0.15 Nitrate: 0ppm Nitrite:0ppm ph: 7.8 Salinity: 1.023

I've always been into the niche areas of the hobby (You might recognize me from my Non-Photosynthetic Build ) and a Mangrove Lagoon build is something I've wanted to do for a while. Now that were building a big Mangrove Lagoon as apart of the new 'Ocean Pavilion' expansion at the Seattle...

Recently I bought a new tank from someone at my LFS (they are very trusted there). I kept everything in it water sand everything it was a short drive home and later that night after setting it up I saw a sexy shrimp in there on top of the carbon bags. So when I got home from work I went looking...

Waterbox marine x 90.3 with stand and sump with ato resevoir bought in March of 2022 (10 months old) 2 socks and 3d printed floss cups Aquaticlife Hybrid T5 with wall mount and 2 noopsyche k7 pro III 2 hygger programmable wavemakers and heater Jabeo intake pump Rodi system with trash can...

I picked up a mandarin last Sunday. On Tuesday I noticed some notches in its tail. On Wednesday it was worse, so I started searching for ideas. I came across a single thread that mentioned someone seeing a bristle worm eating their mandarin's tail fin and the mandarin just kind of chillin...

Hello all I currently am looking into any new additions to my 75 gallon reef tank Tank is about 5.5 months old currently housing: 2 black and white ocellaris clowns 1 purple fire fish 1 yellow watchmen goby 1 male lyretail anthias 1 scooter blenny 1 long nose hawk fish For inverts...

sold

Currently setting up a nano reef and have a bunch of holestone laying around (never used). Is this stuff usable in a reef tank? Anyone has any experiences with this stone?

Hi guys, This is my first post ever :oops: sorry for any dumb questions! I am new to Reef World and I've started my first cycle in a blue marine 30g tank with a back AIO sump. I've bought the Red Sea Mature Starter Kit and I've been following the day-by-day guide. Right now I am on Day 10...

Pick 6 for 175 Pick 8 for 225 Pick 10 for 275 SHIPPING INCLUDED! Add BK Chem Jolly Rancher torch - SOLD Pink tip Holy Grail - $500 Purple tip Holy Grail - SOLD TSA Pot of Gold Master torch - $300 24K Jester torch - $150 NY Knicks torch - $100 Cotton candy torch - $100 Firefly torch - $75...

Pictures say it all. I am facing a dinoflaggelate that keeps attacking SPS and other corals such as Pectinia. At first, there are pronounced mesenterial filaments, then the tip turns white, then it loses tissue and finally brown dusting appears. There are no strings and only some bubbling...

Hello fellow reefers! I have a few colonies of zoas which are doing amazing but one particular zoa has been getting smaller rather than bigger despite other corals showing no signs of stress… change in lighting is due to the lens I’m using not the actual light. Bluer photo is before, whiter...

im thinking of switching to AI prime lights but i dont see many people running a white/daylight spectrum with them, wanted to see some examples before i decide to switch!

Hi there hopefully this is allowed as dry goods. I created a coloring book for kids our beloved hobby. Priced at $7.99 80 pages with 40 pages of pictures. Let me known if this is ok

Hey all!! I've been eyeing the Fluval Evo 13.5 as my first reef tank, and I've been trying to get an idea on what I wanna stock it with. So far I have the idea of 2 clownfish, an Orchid Dottyback, and some Trochus Snails. I was thinking of adding a cleaner shrimp as well, but I wanted to get...