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Hello all, did anyone try to use car neon light as a moonlight for the tank??? As i can't find blue LEDs here in Israel, i think this is the only option. Any oppinions :confused: Thanks.

Hi there, i'm looking for any info about AB Aqualine 10000 bulbs. Anyone have them on his setup? Any positive/negative feedbacks? How are those bulbs comparing to Ushio 10K bulbs. Thanks in advance!

Hello all, i'm currently using Iwasaki 250w bulb on my setup. Ballast is made for street lights(This is what are most israeli reefers do). Yesterday i have opened the ballast case to see how it's wired and found folowing. Ballast itself has to wiring diagrams: 1 - for HPS bulb 2 - for HPS/MH...

Hi all, i need a help to understand how can you control Calcium and Alkalinity levels with calcium reactor, using CO2 input needle valve and reactor output drip rate. Quantity of bubbles in bubble counter can control the ammount of Ca being dissolved, as i understand. But how can you control...

Hi all! I just finished to build my Calcium reactor and have a plans of building HSA skimmer. Anyone uses such a skimmer out there? Any pros and cons??? Cheers!!!

Hey all, after some time i did it and now it's "up and running". My dual chamber calcium reactor. Looking back and thinking about what's done i can definitely say: do it yourself, guys. It's pretty much easy especially in the US. You have all the materials cheap and easy to buy. I had few...

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Tim asked for internationally shipping websites in his thread. Why his post was deleted/removed. Nothing special was discussed in that thread as well as no links were actually provided. So is this because Logan15's suggestion and my answer to it??? OR.......:confused:

Hi all, i have recently added male Pajama Cardinalfish (Sphaeramia nematoptera) to my tank. It's been only few days since fish was added, but it's hiding during the daytime near the top corner of the tank and hunting during the entire night (i can see him because of nightlight system). Is this...

Guys, i'm looking for good single chamber calcium reactor DIY plan. Also, could you draw a diagram of how does this unit works. Thanks in advance.

Hi there, i need help with identifying possible disease of my Purple Tang (Zebrasoma xanthurus). This morning i have noticed very strange swimming behaviour. It's kinda hard to explain, but fish's makes very sharp, fast movements, then calms down, then again. Other symptoms: slightly discolored...

Hello there, can you ID this brittle starfish? How is this one as substrate cleaner? How much of those can i have in my 100gal? Thanks in advance.

Hi Guy, as a reef bugs guru i'd like to try and ID this "thing" i found living near my Favia coral in the sand. All i can say, this thing can dig in the sand, has tons of banded tentacles, transparent worm-like body. The picture will discribe better, probably. Thanks in advance.

Please help to correctly ID this mushroom.

Playing with my old Canon Powershot A20 got some pics using macro option. What do you thin 'bout these photos?

Hey all, i have a frag of Carnation or Tree coral (Dendronephthya) which is known as difficult to keep one. I cannot figure why, but this, ones small frag now became too big. Anyone knows how to frag it? Is it the same as with all softies? Any thoughts? Thanks is advance.

Guy, as a reef creaturs guru i have a question for you. Is there any specific ammount of fighting counches one should keep to have a maximum clean sandbed or it's actually as more as possible?I currently have 2 in my 100gal and would be happy to get more. My concern is, i don't want them to...

Hi boys and gals, i'm just curious, what do ya use for mechanical filtration in your sumps, where the water comes down from the overflow? :confused:

I'm just curious, having 2 fighting counch in my tank, i see sometimes both at the same time going behind the rocks. I don't see them for awhile and then after sometime they come back. Is it possible in a average reef tank breed such a creatures?

Hi Guy, would you please check my thread "Halimeda (money plant) algea. " (probably in the second page of reef tanks) and see if there is something you can help with. I'm just curious what to do with this patch of algae. Should i just discard it or should i leave it. All i know about this algae...