Sealife guideThe Mediterranean moray eelMuraena helena

Last updated on 08/21/2024 at 10:42 PM
The Mediterranean moray eel (Muraena helena)
The Mediterranean moray eel (Muraena helena)
There are more than 200 species of moray eels distributed across 15 genera.
Taxonomy
  • Common name: Mediterranean moray eel, moray eel
  • French name: Murène commune, murène méditerranéenne
  • Spanish name: Morena
  • Scientific name: Muraena helena (Linnaeus, 1758)
  • Family name: Muraenidae
  • Order name: Anguilliformes
  • Class name: Actinopterygii
Description
The Mediterranean moray eel can reach up to 5 feet in length. The moray eel has an elongated, snake-like body that is flattened vertically.
The Mediterranean moray eel has sharp teeth and an excellent sense of smell
The Mediterranean moray eel has sharp teeth and an excellent sense of smell
Its skin is smooth and scale-less. Its dorsal, caudal and anal fins form a single undulating crest.
The moray eel lacks both pectoral and pelvic fins.
The moray eel has sharp teeth and an excellent sense of smell.
The Mediterranean moray eel has a dark brown body with yellow spots.
Geographic range
The Mediterranean moray eel is found in the Mediterranean Sea and in the Atlantic Ocean from Africa to the British Isles.
Habitat
The Mediterranean moray eel lives in rocky crevices. It is mostly sedentary but has several shelters among the rocks where it can be found.
The moray eel can be found from the surface to depths of around 330 feet.
Diet
The Mediterranean moray eel feeds on fish, crustaceans and octopuses which it hunts at night.
The Mediterranean moray eel has an elongated, snake-like body that is flattened vertically
The Mediterranean moray eel has an elongated, snake-like body that is flattened vertically
Reproduction
Due to their nocturnal nature, the reproduction of the Mediterranean moray eel is still not well understood. The female lays eggs - about 0.2 inches in size - between July and September which hatch into small, flattened and transparent larvae.
Did you know ?
The Mediterranean moray eel regularly opens and closes its mouth to oxygenate its gills.
The mediterranean moray eel is listed as many other marine species within The IUCN Red List of threatened species. The mediterranean moray eel appears in the IUCN Red List since 2015 within the category Least Concern !
Tips for observing
Approach the Mediterranean moray eel gently without disturbing it and avoid placing your hand near its head. This will help you avoid a bite which could quickly become infected without careful disinfection.
The Mediterranean moray eel regularly opens and closes its mouth to oxygenate its gills
The Mediterranean moray eel regularly opens and closes its mouth to oxygenate its gills
Within the same family
Banded mud moray (Gymnothorax chlamydatus)
Banded mud moray
(Gymnothorax chlamydatus)
Goldentail moray (Gymnothorax miliaris)
Goldentail moray
(Gymnothorax miliaris)
Green moray eel (Gymnothorax funebris)
Green moray eel
(Gymnothorax funebris)
Kidako moray eel (Gymnothorax kidako)
Kidako moray eel
(Gymnothorax kidako)
Laced moray eel (Gymnothorax favagineus)
Laced moray eel
(Gymnothorax favagineus)
Undulated moray (Gymnothorax undulatus)
Undulated moray
(Gymnothorax undulatus)
White eyed moray (Gymnothorax thyrsoideus)
White eyed moray
(Gymnothorax thyrsoideus)
Yellowmouth moray (Gymnothorax nudivomer)
Yellowmouth moray
(Gymnothorax nudivomer)
Discover also
Bar jack (Caranx ruber)
Bar jack
(Caranx ruber)
European parrotfish (Sparisoma cretense)
European parrotfish
(Sparisoma cretense)
Exquisite butterflyfish (Chaetodon austriacus)
Exquisite butterflyfish
(Chaetodon austriacus)
Highhat (Pareques acuminatus)
Highhat
(Pareques acuminatus)
Humbug damselfish (Dascyllus aruanus)
Humbug damselfish
(Dascyllus aruanus)
Leopard blenny (Exallias brevis)
Leopard blenny
(Exallias brevis)
Midnight parrotfish (Scarus coelestinus)
Midnight parrotfish
(Scarus coelestinus)
Yellowmargin triggerfish (Pseudobalistes flavimarginatus)
Yellowmargin triggerfish
(Pseudobalistes flavimarginatus)
The marine species in the Mediterranean Sea
Damselfish (Chromis chromis)
Damselfish
(Chromis chromis)
European conger eel (Conger conger)
European conger eel
(Conger conger)
Moon jellyfish (Aurelia aurita)
Moon jellyfish
(Aurelia aurita)
Orange-red encrusting sponge (Crambe crambe)
Orange-red encrusting sponge
(Crambe crambe)
Ornate wrasse (Thalassoma pavo)
Ornate wrasse
(Thalassoma pavo)
Stony sea urchin (Paracentrotus lividus)
Stony sea urchin
(Paracentrotus lividus)
Yellow sponge Clathrina (Clathrina clathrus)
Yellow sponge Clathrina
(Clathrina clathrus)
Yellowmouth barracuda (Sphyraena viridensis)
Yellowmouth barracuda
(Sphyraena viridensis)
Best scuba diving destinations
Port-Cros island
Port-Cros island
Port-Cros National Park
Port-Cros National Park

Our latestUpdates

The wedgetail triggerfish
Monday, September 7th 2026
The wedgetail triggerfish
Discover the wedgetail triggerfish, Hawaii's famous state fish. Learn about its vibrant colors, coral reef habitat, unique behavior, and cultural significance in Hawaii.
The Kemp's ridley sea turtle
Saturday, September 5th 2026
The Kemp's ridley sea turtle
The Kemp's ridley sea turtle is the smallest of the seven species of sea turtles and one of the most endangered. Discover this fascinating species, its unique biological characteristics, and its remarkable mass nesting behavior known as an arribada, when thousands of females gather on beaches to lay their eggs.
The skunk cleaner shrimp
Friday, August 28th 2026
The skunk cleaner shrimp
Discover the skunk cleaner shrimp (Lysmata amboinensis), a small tropical shrimp famous for cleaning parasites and debris from reef fish.
Photo of the Day
Labre échiquier (Halichoeres hortulanus)
Labre échiquier
(Halichoeres hortulanus)