View Single Post
  #3 (permalink)  
Old 09-10-2008, 03:08 AM
Phayes's Avatar
Phayes Phayes is offline
Diving in
 
Join Date: Jan 2008
Location: Canada
Posts: 54
Tank Size (US GAL): 75
Experience: 1 Year
Name: Chad
Blog Entries:
Phayes is looking at reefs
Default Re: goo coming from zoo?

looks to me as if they're expelling their zooxanthellae. Usually a brownish colored substance. Typically caused by inadequate/too much lighting, or just a massive change in lighting.
Reply With Quote