neon

Hey, so this is my first post. I currently have a 30 gallon tank cycling, getting ready to put some fish in. I'm waiting for my heater before I start stocking it. I'm currently using an old bacteria sponge, and have added bacteria, so I'm not too concerned about that. I've already done a...

i just recently purchased a betta this week. i have him in a 3 gallon tank but my betta doesnt move around alot upon looking around on the website i found out my water is too cold 70deg. so i need to get a heater but i don't know what style or size. also i dont know if the filtration system or...