![Can too much CO2 harm fish? Currently have it at 30ppm but there are a ton of bubbles from diffuser that scatter throughout whole tank. 3 gallon nano tank. : r/Aquascape Can too much CO2 harm fish? Currently have it at 30ppm but there are a ton of bubbles from diffuser that scatter throughout whole tank. 3 gallon nano tank. : r/Aquascape](https://preview.redd.it/can-too-much-co2-harm-fish-currently-have-it-at-30ppm-but-v0-yzbtdu7x21891.jpg?width=4032&format=pjpg&auto=webp&s=f22cdce104067b271ba76595bc81aa1ce458d58a)
Can too much CO2 harm fish? Currently have it at 30ppm but there are a ton of bubbles from diffuser that scatter throughout whole tank. 3 gallon nano tank. : r/Aquascape
![A9LB Nano CO2 Diffuser Glass Atomizer for Aquarium Planted Tank Create Rich CO2 Fix with Suction Cup Quiet Bubbling - AliExpress A9LB Nano CO2 Diffuser Glass Atomizer for Aquarium Planted Tank Create Rich CO2 Fix with Suction Cup Quiet Bubbling - AliExpress](https://ae01.alicdn.com/kf/Habd8b2acc72144fb89527bd2524b4ab6X.jpg_640x640Q90.jpg_.webp)
A9LB Nano CO2 Diffuser Glass Atomizer for Aquarium Planted Tank Create Rich CO2 Fix with Suction Cup Quiet Bubbling - AliExpress
Aquaflora - Good things come in small packages 💚 20x20x25cm nano aquascape, almost two months old and without CO2 injection created by Jelle. 👌🌱 #Repost Aquascaping with Jelly • • • • • •
![Aquarium Stainless Steel DIY CO2 Generator System Kit Fish Tank Carbon Dioxide Reactor Plants Nano Tank with Auto Valve acuario - AliExpress Aquarium Stainless Steel DIY CO2 Generator System Kit Fish Tank Carbon Dioxide Reactor Plants Nano Tank with Auto Valve acuario - AliExpress](https://ae01.alicdn.com/kf/S2a6502d08bb84c3ead90949aae9a9593v.jpg_640x640Q90.jpg_.webp)