Never use em'...
I had a friend who thought it would be okay to use them for any kind of fish small enough, he stuck a lil' Goldfish there, 3 days later...gasping for air, and died. Poor lil' guy...
I had a friend who thought it would be okay to use them for any kind of fish small enough, he stuck a lil' Goldfish there, 3 days later...gasping for air, and died. Poor lil' guy...