May 17, 2011 #1 W warvillian Aquarium Advice Activist Joined Jan 21, 2011 Messages 173 Location Tinley Park, IL Would this be considered coralline algae? Attachments 1.jpg 114.7 KB · Views: 91 123.jpg 170.6 KB · Views: 91 12345.jpg 196.8 KB · Views: 90
May 17, 2011 #2 Krypt Aquarium Advice FINatic Joined Jan 11, 2010 Messages 752 Location Holley, NY Some of the light spots look like coralline algae, but the big purple blob on the glass is actually cyano bacteria (bad stuff).
Some of the light spots look like coralline algae, but the big purple blob on the glass is actually cyano bacteria (bad stuff).
May 17, 2011 #3 hackteck Aquarium Advice Addict Joined Feb 24, 2005 Messages 2,639 yea coralline usually grows in spots
May 17, 2011 #4 OP OP W warvillian Aquarium Advice Activist Joined Jan 21, 2011 Messages 173 Location Tinley Park, IL so scrape it off then, ive only seen red cyano on my substrate ive never seen purple cyano on glass