most people with bare bottoms put a hard plastic type seperator between the glass and the rock so you dont have a rock slide that shatters the glass and well said:@kuyatwo wrote:I agree if you place your rocks well then no need for starboard. Acrylic rods or epoxy the rocks together then no need for starboard which can be a pain at times as detritus can get stuck between the starboard and the glass said:ah ha, yea...starboard, thats what it is...ugh, couldnt think of it to save my life...