Recent content by jlm

I bought my tank used in August. It has been established for over 4 years, and has a healthy lot of 'pods, mushrooms, gsp, zoas, sponges, crabs, snails, starfish, and 4 fish. Unfortunately, there are also aiptasia, which I am attempting to eliminate. There is a small anemone I just noticed...

According to what I've read, bio-balls, rings, whatever, in the sump has fallen into disfavor because it basically constitutes a nitrate factory. You might try replacing the rings with some caulerpa and a light 24/7. Extra water changes might help get it back under control short term.

Saltwater newbie here. Tank stats: 125 gallons, one month old, 100 lbs fiji LR, 3" live sand, 6 blue-green chromis, 2 emerald crabs, one cleaner shrimp, one bubble anemone, 1 green hammer coral, 5 individual polyps of zoanthids, lots of *pods, lots of feather dusters, plus other misc. live...

Yes, it does look sorta like that, except mine is skinnier and taller. It's sort of in the shadows and hard to see that clearly.

This came on the live rock I got last Friday. It is brown, about 1/2 inch tall, and the "stem" is about 1/8 inch in diameter. The top has a fringe of spikes around the perimeter and the very center of the top is green. The top is flat and slightly larger in diameter than the stem, even if you...

Ok, investigator1, you said you could identify anything, so here goes. I have a 125 gallon sw tank, has been set up for 4 weeks. I started with 50 lbs of live rock and 40 lbs of live sand on top of 80 lbs of aragonite. The LR has patches of purple and red coralline algae, feather dusters, and...