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Polygon moray (Gymnothorax polygonius) — Muraenidae

Polygon moray

Gymnothorax polygonius
Family: Muraenidae

The Polygon moray (Gymnothorax polygonius) is a saltwater fish of the family Muraenidae that grows up to 98 cm.

Length
98 cm
Water
Saltwater
Depth
10.0–256.0 m
Behaviour
Solitary
Activity
Nocturnal
Body shape
Snake-like
Substrate
Sand / mud bottom
Danger
May bite
Range
North America: Bermuda, Brazil, Cape Verde, Cuba, Madeira Is., Puerto Rico and others
Edibility
Commonly eaten

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Description

The Polygon moray is a moray (Muraenidae) from the Atlantic Ocean. The species grows to about 98 cm and has a robust, snake-shaped, scaleless body. The body bears a network of pale, polygonal blotches. As a secretive reef predator it hides in crevices of coral and rocky reefs by day and seizes fish, crustaceans and squid at night. It bites fiercely when disturbed; handle with care.

Frequently asked questions

How do you recognise the Polygon moray?

The Polygon moray has a snake-like body, is mainly brown and shows a spots pattern. Can bite with sharp teeth or powerful jaws; handle with care.

Where does the Polygon moray live?

The Polygon moray lives in the sea (marine waters) and is mostly found around sand or mud bottom. North America: Bermuda, Brazil, Cape Verde, Cuba, Madeira Is., Puerto Rico and others

How big does the Polygon moray get?

The Polygon moray grows to a maximum of about 98 cm.

Is the Polygon moray dangerous to humans?

The Polygon moray can bite, but is otherwise not dangerous to humans. Do not feed or reach into crevices. For a bite: rinse the wound thoroughly with clean water, apply firm pressure to stop bleeding and cover with a sterile dressing. Moray bites are deep and prone to infection: always have them assessed medically and check tetanus status.

Is the Polygon moray edible?

Yes, the Polygon moray is commonly eaten.

More photos

Polygon moray (Gymnothorax polygonius) — Muraenidae — 2
Wikimedia Commons — Williams, J. T.; Carpenter, K. E.; Van Tassell, J. L.; Hoetjes, P.; Toller, W.; Etnoyer, P.; Smith, M. (CC BY 2.5)
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All data

Identification

English name
Polygon moray sourced
Scientific name
Gymnothorax polygonius
Family
Muraenidae
Other names
Polygon moray; Reticulated moray eel verified

Appearance

Size class
Extra large verified
Max length (cm)
98.0 verified
Body shape
Snake-like sourced
Dominant colour
Brown sourced
Pattern
Spots sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Sand / mud bottom sourced
Min depth (m)
10.0 verified
Max depth (m)
256.0 verified
Natural range
North America: Bermuda, Brazil, Cape Verde, Cuba, Madeira Is., Puerto Rico and others sourced
Origin
Native inferred

Behaviour & biology

Social behaviour
Solitary inferred
Territorial
No inferred
Activity
Nocturnal sourced
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Can bite with sharp teeth or powerful jaws; handle with care. inferred

For anglers

Edibility
Commonly eaten inferred
Fishing method
Bottom fishing with natural bait (worm, shrimp or fish) on or just above the seabed. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
May bite verified
First aid
Do not feed or reach into crevices. For a bite: rinse the wound thoroughly with clean water, apply firm pressure to stop bleeding and cover with a sterile dressing. Moray bites are deep and prone to infection: always have them assessed medically and check tetanus status. sourced

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Gymnothorax

More from the family Muraenidae

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