Questions - Need some input

Looking to buy some beginner corals. What are some good cheap corals for beginners.

So I still haven't decided on what I'm going to use for flow. I'm leaning towards a Mag 7 for my return pump with 5 ft of head it should work out around 420 gph and that's a little under 6x flow through my sump. Any better suggestions for around the same price, or is there something way better that would be worth the money? I also am thinking that a closed loop setup might not be worth doing, by the time i get the plumbing and pump to get the water flow i want i could buy power heads that would ...

OK after three months of fighting 80+ Nitrates I am making some changes. This tank (125) was a former fish only saltwater tank and am suffering from the poor maintenance of previous owner. Although i scrubbed the live rock and cleaned half the sand, I kept the bio balls as they were thinking i needed the bacteria for seasoning the tank. Since i am still struggling with Nitrates and have done 5 -25+ gallon water changes 5 weeks in a row time for next action. Upon advice from several sources I am ...

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hi all, glad to see were back in business, thank you marc and team. i have couple of questions regarding mh light. i'm slowly in the process of setting up a new tank, it's an all glass 180 gallon with built in overflows. while at my lfs we were talking about some of the things i have yet to buy. my lighting was brought up that i should go to 250 watt mh lights, as i had planned to use my coralife hood with 3-150 watt mh lights. i want to start collecting corals in the future, right now all i have ...

Hey I am putting this list together for Xmas and I am looking at to different calcium reactors and need some input:

http://www.aquariumplants.com/product_p/pr4026.htm

and also this one

http://www.avastmarine.com/ssc/do/pr...um-Reactor-Kit

I have never had a calcium reactor before, so I can't begin to say which is more worth their value.