RoboFish808
Aquarium Advice Regular
- Joined
- Dec 29, 2020
- Messages
- 57
View attachment 319849
Very unsightly. Mixing with the sand and clumpy and no amount of tossing the sand will get rid of it.
Hi,
No glasses and on train but does blue-green algae fit?
http://www.theplantedtank.co.uk/algae.htm