Pot-using sportsman

• Catcher of congers
• He might say, "That's a moray!"
• Lamprey hunter
• Specialty fisherman
• One catching morays
• Fisherman with pots
• Specialist in fishing
• Catcher of a certain kind of fish
• Hand net user, perhaps

Wiktionary Word definitions in Wiktionary
n. A fisherman who catches eels.