Common name: Slendertail moray

Scientific name: Gymnothorax gracilicauda Jenkins, 1903

General information

The Slender Giant Moray, scientifically known as Gymnothorax gracilicauda, is a species of moray eel found in the Indo-Pacific region. It is known for its elongated body and relatively small head compared to other moray eels. The coloration of this species is typically a dark brown with numerous small white spots scattered across the body, which can make it a visually striking addition to a large marine aquarium.

Details

Recommended minimum tank volume
200 liter (53 gallons)
Salinity
S.G. 1.023 to 1.026
Temperature
22 to 26 °C (72 to 79 °F)
Acidity
pH 7.8 to 8.4
Average size
45 cm (1′6″)
Care level
Moderate to easy Needs hiding places
Diet
Carnivore Prefers live or frozen food
Social
Solo Territorial, best kept alone
Reefsafe
No May eat small fish/inverts
Aggression
Semi aggresive Can be aggressive to tankmates
Captive bred
No

Taxonomy

  1. Kingdom
    Animals
    Animalia
  2. Phylum
    Chordates
    Chordata
  3. Class
    Ray-finned Fishes
    Actinopterygii
  4. Order
    Eels
    Anguilliformes
  5. Family
    Moray Eels
    Muraenidae
  6. Genus
    Moray Eels
    Gymnothorax
  7. Species
    Slendertail moray
    Gymnothorax gracilicauda Jenkins, 1903
  8. Synonyms
    Gymnothorax gracilicandus Jenkins, 1903

Care

Caring for a Slender Giant Moray requires a spacious aquarium due to its potential size, often reaching lengths of over 2 meters in the wild. They need a well-structured environment with plenty of hiding places and crevices to mimic their natural habitat. This species is carnivorous, feeding on a diet of fish, cephalopods, and crustaceans. In captivity, they can be fed a variety of meaty foods such as squid, shrimp, and silversides.

Reproduction

Little is known about the reproductive habits of Gymnothorax gracilicauda in the wild or captivity. Like other moray eels, they are likely to be oviparous, with females releasing eggs into the water column to be fertilized externally by the male.

Habitat

Slender Giant Morays are typically found in coral reef environments and rocky outcrops in the Indo-Pacific region. They prefer areas with plenty of cover and can be found at depths ranging from shallow waters to over 30 meters deep. Their geographical distribution spans from the eastern coast of Africa, across the Indian Ocean, to the western Pacific Ocean.