Sealife guideRays: graceful gliders of the seaMarine vertebrates
Last updated on 08/22/2025 at 10:42 PM
Rays, just like sharks, are fish with the unique feature of having a cartilaginous skeleton. They are part of the elasmobranchs, a subclass of cartilaginous fish grouped within the class Chondrichthyes.
Classification
Rays are classified into three main orders, namely:
- the order Myliobatiformes13 species
- the order Rajiformes3 species
- the order Torpédiniformes6 species

Black blotched stingrayTaeniura meyeni

Pacific white-spotted eagle rayAetobatus laticeps

Reef manta rayMobula alfredi

Southern stingrayDasyatis americana
Description
Rays are characterized by a flattened body that extends on each side into large pectoral fins called “wings.” The body and pectoral fins form a single continuous structure. Unlike sharks, the gill slits are located on the ventral side of the ray and number five pairs for most species.

The yellow stingray has a flattened, oval-shaped body
Rays display colors and patterns that allow them to blend easily with their surroundings.
Geographic range and habitat
Rays are found in all seas and oceans across the globe, at all latitudes and depths: from warm tropical waters to icy polar regions, from shallow coastal waters and coral reefs to deep waters!
While most rays live on or buried in the seafloor, some species are pelagic, such as the manta ray or eagle rays.
Diet
Rays remain camouflaged in their environment to avoid predators and to ambush their prey more effectively.

The manta ray feeds on plankton
Rays have a very varied diet. Their menu mainly includes benthic species such as gastropods, shellfish and crustaceans, while the manta ray feeds exclusively on plankton.
Reproduction
In most fish, fertilization is external, occurring after the release of male and female gametes into the seawater. However, rays, like sharks, are an exception to this rule and exhibit internal fertilization.

A ray egg case washed up on a beach in Vendée, France
All rays exhibit internal fertilization, but the development and nourishment of the embryo vary depending on the species. Some rays are oviparous, while others are ovoviviparous.
Did you know ?
- The manta ray is the largest ray in the world, reaching up to 30 feet in length for the largest individuals!
- Some ray species have a stinger at the base of the tail, whose sting can be painful and sometimes even lethal.
- Rays are capable of leaping out of the water !
Discover rays

Atlantic white-spotted eagle rayAetobatus narinari

Beaked guitarfishRhinobatos schlegelii

Black blotched stingrayTaeniura meyeni

Blonde skateRaja brachyura

Blue spotted stingrayNeotrygon kuhlii

Darkspotted stingrayHimantura uarnak

Fantail stingrayPastinachus sephen

Giant mantaMobula birostris

Gorgona guitarfishPseudobatos prahli

Lesser electric rayNarcine bancroftii

Ocellated eagle rayAetobatus ocellatus

Pacific white-spotted eagle rayAetobatus laticeps

Panther electric rayTorpedo panthera

Sepia stingrayUrolophus aurantiacus

Whitespotted wedgefishRhynchobatus australiae

Yellow stingrayUrobatis jamaicensis
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