Related Clues:

• Helped supply a sushi restaurant, say
• Caught fish in a pot, say
• Tried to catch some fish
• Moved about sinuously
• Trapped congers
• Went for congers
• Caught lampreys
• Caught fish with pots
• Fished for unagi
• Fished for congers, e.g
• Set certain underwater traps
• Fished with traps, perhaps