question

In regards to power compact lighting, Is it possible to use lower wattage bulbs in a higher wattage fixture? I know you can do this with HQI halides, but am not sure about PCs.

So if a 65g Lake Malawi tank had only pool filter sand, would there really be any need for mechanical filtration? I ask because our 65g Malawi tank currently has an AC 110 and an XP2 (the AC110 only doesn't use any mechanical media, only ceramics for bio, though the XP2 has sponges and...

I HAVE A COWORKER THAT HAS A BETTA AND WANTS TO KNOW IF THESE ARE POISONOUS TO FISH OR NOT. CAN SOMEONE ANSWER THIS FOR ME? THANKS;)

I registered online last weekend, should I have received tickets in the mail?

On the website they have Lake Victoria and Lake Kivu under Division B, non-rift lake old worlds. When in fact they are rift lake cichlids...

Hi all, Tired of paying too much for sponge filters at the LFS in Rockville, so I'm about to order some sponge filters from Jehmco and need some sizing advice. Which of these sponges (H-0 to H-V) would you use for 5g, 10g and 20L? I have two 10s and a 20L set up right now, using the H-I...

Well, I guess I can't claim an aquatic black thumb, anymore. The java fern i bought at the May auction is thriving! I've got baby plants sprouting up all over the mature leaves. I pulled a few off and tucked them into the sand bed. So, now what do I do? Do I need to prune the main plant - or...

Hi! I was looking at the species catagories, and I noticed that the Geophagus and Gymnogeophagus are in both Catagory A and C, and Pterophylum are in Catagorys A and B. Whats the breakdown of species that go in each section? Amanda.

Okay all you Brains out there. Question. When I originally put up my air system, I was using a blower and put 1 1/2" PVC up. Now I am using a linear piston pump. The biggest that Jehmco has. LPH120 I love this pump but some of my deeper tanks do not get the flow I would like. I am at about...

I have a question for you all. How many of you are members of the ACA. And if not, why not? All of us should be members of the National club.

Ok reading over this forum I'm a little confused... Now for malawi checking if a mouth brooder just spit is no big deal they will take care of the fry......... but I have a lot of tangs that will spit then eat the fry a day later or 2 days... or even that same day ! Hmmmmmmm ??????