another cost factor is the limited amount of LR
around the world, some gets stripped from the floor, some only gets collected after storms, some is farmed in designated areas...
For decent pieces you will pay more, for rubble you will pay less....
has many uses, the main being added filtration from the bacteria/critters that live within and on the LR
If you are tryign to control cost do www.hirocks.com
and buy a few pieces from your LFS
to seed it, and over the course of a few weeks/months you will have LR
75g w/ 30g sump, 160# LR
, 60# sand: Inverts =18 turbos, 30 nassirus's, 40 blue leg's, 5 emeralds, 1 CBS, 1 skunk cleaner, 1 brown gulf shrimp? and various other LR
hitch hikers yet un discovered or un-ID
Fish=1 yellow tang, 1 yellow headed jawfish, 1 pink/blue shrimpgoby, 2 perc clowns.
Future fish = 1 sixline, 1 lawnmower blenny