Trap in the sea

• Trap for a long fish
• Trap for snaky swimmers
• Fishing gear with fine mesh wire
• Fish trap
• Sniggler's tool
• Sniggling gear
• It's a trap
• Trap for a fishy slitherer
• Sniggler's trap

Wiktionary Word definitions in Wiktionary
n. A device for catching eels; an eelbuck.