California moray (Gymnothorax mordax) at East Bay Regional Park District.
A juvenile monkey face eel (Cebidichthys violaceus) at East Bay Regional Park District.
Zebra moray eel (Gymnomuraena zebra) at the Oklahoma City Zoo.
European eel or Enguia (Anguilla anguilla) at the Environmental Education Center of the Ribeiras de Gaia.
An endangered American eel (Anguilla rostrata) at Welaka National Fish Hatchery Aquarium.
Fire eel (Mastacembelus erythrotaenia) at Zoo Negara.
Cusk eel (Ophidion welshi) at Gulf Specimen Marine Lab and Aquarium.
Sand eel (Ophichthus gomesii) at Gulf Specimen Marine Lab and Aquarium.
A Rio Cauca caecilian or rubber eel (Typhlonectes natans) at the Sedgwick County Zoo in Wichita, Kansas
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