lighting adjustments for corals

I’m curious how many hours a day too run my lights. I’m going with 12 hours per day now but I wanted too do a poll because I see so many different opinions. I automatically thought 14-15 hours a day would be good because in the summer where I live the sun comes up at 6 am and doesn’t get dark...

Hi folks, I know there are a zillion posts on this but I want to tell you what I have and get some help with my limited system. I have a 40 gallon breeder I set up in early April. I've been battling coarse hair algae and now I researched and I'm pretty sure I've got a Dinos. I have a video that...

I picked up this light a few months ago, I have had it running 3 months on my reef. Loving it so far and wondering if anyone else has used it and what your opinions are? I'm seeing 550par at the top of my rocks with the diffuser and guard set up

Hello! I just recently set up my saltwater aquarium. 20 gallons. I’m very new to this and have done a ton of research. Im struggling with the lighting. My aquarium will eventually have soft corrals and and anemone with some fish. (I have 2 clowns right now and some snails and hermits!) I don’t...

WHYYYYYYYY. So I have started a 310 gallon custom tank. It's been running since November. I have 3 Red Sea 160s for lights. They are super bright on 100% and I keep my frags in a 40g breeder with 3 Fluval Sea lights (not the most popular but I've had great luck with them, and they actually have...

Hi Friends, I have started with 10 Gallons reef tank, its been 2 weeks since the setup is done and water is cycling now. After going thru pervious post from the forum about the budget lighting and feedback received on Hipargero A029 Aquarium LED Light. So got one from amazon for 70$, but the...

Ok guys, I’m new to this site and new to the hobby. I have a 36 gallon bow front with a Fluval nano sea 25000k 20 watt light the guy at lfs convinced me to buy and says his exact setup does great. The question I guess I’m asking is what settings do I need to set this to for the best overal...