noun
lamprey; lamprey eel
Refers to the jawless fish of the order Petromyzontiformes. Often called 'lamprey eel' in English, though it is not a true eel.
ヤツメウナギは川で産卵する。
Lampreys spawn in rivers.
ヤツメウナギの口は吸盤のようになって
The mouth of a lamprey is like a suction cup.