Eel Quiz

1. Eels are a type of fish that belong to the order:

• a) Anguilliformes

• b) Perciformes

• c) Cypriniformes

• d) Siluriformes

2. 2.Eels are known for their long, snake-like bodies. How do they move through the water?

• a) Flapping their fins

• b) Gliding with their body undulations

• c) Propelling with their tail

• d) Paddling with their pectoral fins

3.Eels are found in both saltwater and freshwater environments. What is the term for eels that live in freshwater but migrate to the ocean to breed?

• a) Anadromous eels

• b) Catadromous eels

• c) Amphidromous eels

• d) Potamodromous eels

​ As leptocephali approach freshwater or brackish environments, they transform into _____, which are small and transparent eels. What stage?

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Transition from a leaf-shaped, transparent body to a more eel-like form with pigmentation changes. This transformation allows the eel to move from the open ocean into estuarine and freshwater environments.