Has anyone seen this before? It has appeared on the glass of my tank twice and each time it disappeared after a couple of days. I am not sure if it's some type of worm or possibly snail residue.
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75 gal
4x65w PC
AquaC Remora Pro
140#s Live Rock from LiveRocks.com
Frogspawn, Hammer, Zoos, Leather Frag, and Xenia and Green Star Polyp frags from fishfreek and Alarmguy66, Thanks!
Member of the Unofficial A-Team