The Bestiarum Vocabulum is the wizard’s encyclopedia of faerie beasties and mundane crossovers living in the lake and forest near Lita’s castle.

Carnivorous Eel

carnivorous eel [kahr ‘niv er uh s ēl] noun, c. 1650; < L  carnivorus, c. 1000; ME ele, OE ēl, ǣl; also ribbon fish.

1. Denizen of the Clockpunk Wizard world.
2. An aquatic magic eater about the length and girth of an adult human’s arm. Carnivorous eels inhabit freshwater ponds and lakes containing strong enchantment sources, such as the “heart magic” of a swamp. These opportunistic feeders will attack magic workers that enter their waters, tearing away leg flesh so their victims cannot flee.
3. Personages: Murphy Swamp Eel Pool in Ephraim’s Curious Device.