looks like a sponge.....i have hundreds of them in my sump too!!
btw a snail without a shell is a slug :O)
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Nothing scarier than a clown!!
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1 ClownFish
1 SixLine Wrasse
1 Foxface Rabbitfish
Mushrooms
Long Polyp Leather
Green Anchor Coral
Zoanthids
Trumpet Coral
Goniopora
Current Tank Info: 360 litre (95 US Gallons), Tunze DOC Skimmer 9010, Lights: Metal Halide 250 Watt and 2x24 Watt Moon Lights, Tunze MultiController 7095
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