led aquarium light

Hi - I'm a new member here and fairly new to saltwater aquaria in general (although I did have a saltwater tank about 20 years ago...things have clearly changed a lot since then and I'm on a big learning curve thanks you forums like this). Anyway - I just bought a second-hand RSM 250 system but...

Hey all, I am a newbie taking over a neglected tank. The tank is RSM 130 Original. It's been running for about 8 years and has in it: 1 clown 1 Damsiel 1 Yellow Eyed Tang 1 Diamond Goby 1 sand starfish 1 cleaner shrimp 1 Peppermint Shrimp some snails and crabs and lots of Rock and a Green Star...

Hi to all, Options just setting up a new Tank, got a Red Sea Reefer 250 (90 x50 x53) and debating on the lighting. Light of choice is AI Hydra and I reached the point of debating between the lower cost and less crowded set-up with just 1 Hydra 52HD compared to two(2) Hydra 26HDs with double the...

Hi to all, Options just setting up a new Tank, got a Red Sea Reefer 250 (90 x50 x53) and debating on the lighting. Light of choice is AI Hydra and I reached the point of debating between the lower cost and less crowded set-up with just 1 Hydra 52HD compared to two(2) Hydra 26HDs with double the...