May 24, 2024 #1 Resilient Community Member View Badges Joined Jan 4, 2024 Messages 36 Reaction score 7 Location Corvallis Rating - 0% 0 0 0 Just noticed this starting to grow on my glass scraper. Good? Bad? Neutral? Its about 1cm across in size.
Just noticed this starting to grow on my glass scraper. Good? Bad? Neutral? Its about 1cm across in size.
May 25, 2024 #2 ISpeakForTheSeas 5000 Club Member View Badges Excellence Award Joined Nov 22, 2021 Messages 6,936 Reaction score 8,331 Location United States Rating - 0% 0 0 0 That's a sponge - harmless filter feeder.