Spotted Moray (Gymnothorax moringa) in a coral crevice

Spotted Moray in Cozumel

Spotted Moray (Gymnothorax moringa) in Cozumel: how to identify it, where it is reliably seen, and what it is commonly confused with.

A pale cream body densely covered in fine dark purple-brown speckles, with a noticeably narrow jaw and long teeth.

Quick ID

Scientific nameGymnothorax moringa
GroupEels
Typical size60–120 cm
Depth range2–30 m
When to see itYear-round
ActiveMostly night
Conservation statusLeast Concern
Notes

Where You Will See It In Cozumel

The most commonly seen moray in Cozumel — coral heads and rubble at Tormentos, Yucab and Chankanaab.

Reliable sites: Tormentos, Yucab, Chankanaab Reef.

Behaviour

Hunts small fish and crustaceans in crevices at night. Frequently seen being serviced by cleaner shrimp, which walk inside the open mouth unharmed.

Commonly Confused With

  • Green moray — The green moray is far larger and completely unpatterned.
  • Goldentail moray — The goldentail has a yellow-gold tail tip and a coarser, netted pattern.

Diving Etiquette And Safety

Hands out of holes. Give it space when it is at a cleaning station.

Part of the Cozumel marine life guide · see Cozumel dive sites · plan your Cozumel dive trip

Photo: Stephanie De Nadai, CC BY 3.0, via Wikimedia Commons.

Spotted Moray (Gymnothorax moringa) — photo by Nick Hobgood, CC BY-SA 3.0, via Wikimedia Commons
photo by Nick Hobgood, CC BY-SA 3.0, via Wikimedia Commons
Spotted Moray (Gymnothorax moringa) — photo by Betty Wills, CC BY-SA 4.0, via Wikimedia Commons
photo by Betty Wills, CC BY-SA 4.0, via Wikimedia Commons

Frequently Asked Questions

Which moray is most common in Cozumel?
The spotted moray.
How do you tell a spotted moray from a goldentail?
The spotted has fine dark speckles on cream; the goldentail has a coarser net pattern and a gold tail tip.
Do cleaner shrimp really go inside their mouths?
Yes. The eel holds still while cleaner shrimp remove parasites from the mouth and gills.
Are they aggressive?
No. Bites follow hand-feeding or reaching into crevices.