Talk to Greek spearos about deep, large groupers and they have a story to tell. You see, out here, since there are not many fish around, the ones left have gotten smart, and deep. So, harvesting a large dusky grouper during the summer makes for a good story to share, a good video, and a great dinner. Summer in the Mediterranean Sea calls for some heavy, not for the faint-hearted, spearfishing. Off to the Greek islands for fat groupers with Antonis Mantzakos.