Valentini Puffer not eating . Hides and sleeps all day loses control of swim . Rubbing in sand . | REEF2REEF Saltwater and Reef Aquarium Forum
![I got a striped amazon puffer at my local fish swap. can I use a mix of fluval stratum and sand, and can I use blek diamond sand or will that scratch I got a striped amazon puffer at my local fish swap. can I use a mix of fluval stratum and sand, and can I use blek diamond sand or will that scratch](https://preview.redd.it/i-got-a-striped-amazon-puffer-at-my-local-fish-swap-can-i-v0-n3jmkoo74my91.jpg?width=640&crop=smart&auto=webp&s=404b28c714748f2c5f4fb2058a07e685a7020160)
I got a striped amazon puffer at my local fish swap. can I use a mix of fluval stratum and sand, and can I use blek diamond sand or will that scratch
![zoology - What exactly is this small puffer fish doing and how did it manage to accomplish such a feat? - Biology Stack Exchange zoology - What exactly is this small puffer fish doing and how did it manage to accomplish such a feat? - Biology Stack Exchange](https://i.stack.imgur.com/yv0Wh.jpg)