Judging by the way he eats I highly doubt it will be a runt for long...... In fact I guess he will be the fastest growing ray I've ever had. Allready picking up size....
Ill have to get some teeth pics up. I really don't think retic. Could be though... But I really think its growthrate will rule out retic. Looks a lot like my Mantilla/hybrid on the bottom. But I'm no expert. Just an observer.