They mite be same thing we have 2 kinds one kind has like spins on em the good ones to eat are like course sandpaper white bellies with black bars on there sides with yellow and brown on top .Northern puffer is real name I think they were thick like that up here when i was a kid . If there the same you should eat em there real good alot of the commercial crabbers i know in crisfeild catch em in pots and sell em to locals there real good eating