Does a 10G Aquarium Need Skimmer? Powerhead?

I am in the same boat. It is confusing but so interesting compared to freshwater. I thought plants would be the end of it but then I saw corals.

[kien]

Welcome to canreef and saltwater all you "boat" people :-)

a frogspawn is a group of corals generalized as Large Polyped Stony corals or LPS corals. There are lots of them :-)

plants are generally things we don't want in our saltwater display tanks I think