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filamentous algae

  1. General Reef Discussion
    Is there a difference between filamentous algae and hair algae or are they the same thing?
  2. General Reef Discussion
    This is like "Invasion of the Body Snatchers"! <HR style="COLOR: #000000; BACKGROUND-COLOR: #000000" SIZE=1><!-- / icon and title --><!-- message --> There are long, thin green tendrils that are coming off my rock and reaching out, infesting other areas of the tank. Is there something that eats...
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