Question 1

True or false: Moray eels are a type of snake that lives in the ocean.

Accepted Answer

False. Despite their snake-like appearance, moray eels are fish in the order Anguilliformes, with gills and fins, not reptiles.

Question 2

True or false: The giant moray eel can grow to be over 10 feet in length.

Accepted Answer

False. The giant moray eel (Gymnothorax javanicus) reaches a maximum length of about 3 meters (9.8 feet), not over 10 feet.

Question 3

True or false: Moray eels are herbivores that primarily feed on seaweed and algae.

Accepted Answer

False. Moray eels are carnivores, preying on fish, octopus, and crustaceans. They have sharp teeth for gripping, not grinding plants.

Question 4

True or false: Moray eels lack scales and have a thick, protective mucus covering on their skin.

Accepted Answer

True. Moray eels have smooth, scaleless skin coated in mucus to protect against parasites and abrasion, making them feel slimy.

Question 5

True or false: Moray eels sometimes hunt cooperatively with groupers in the ocean.

Accepted Answer

True. In the Red Sea, moray eels and groupers have been observed working together to flush prey from crevices, benefiting both hunters.

Question 6

True or false: Moray eels are venomous and can inject toxins through their bite.

Accepted Answer

False. Moray eels lack venom glands and cannot inject toxins; their bites cause mechanical injury and possible bacterial infection, not envenomation.

Question 7

True or false: Moray eels can survive on land for up to an hour without water.

Accepted Answer

False. Moray eels are obligate water breathers; they cannot survive out of water for more than a few minutes as their gills collapse.

Question 8

True or false: Moray eels have a hidden second set of jaws in their throat called pharyngeal jaws.

Accepted Answer

True. Moray eels possess pharyngeal jaws that move forward to grasp prey and pull it into the esophagus, a unique adaptation among fish.

Moray Eel Trivia Questions