Bat Ray
Fish Active day and night

Bat Ray

Myliobatis californica

A majestic 'flyer' of the Pacific coast, the Bat Ray is famous for its bird-like snout and graceful, wing-like fins. Whether gliding through kelp forests or searching for clams in sandy bays, this gentle ray is a coastal icon.

0 Sightings
0 Habitats

Quick Identification

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Size

Wingspan up to 1.8 m (6 ft) and weight up to 91 kg (200 lbs)

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Colors

Uniformly dark brown to black on the dorsal side; creamy white or pale ventral side

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Key Features

  • Wing-like pectoral fins with pointed tips
  • Broad, raised head with a blunt 'duck-bill' snout
  • Whip-like tail featuring a venomous spine at the base
  • Distinctive indentation between the eyes
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When You’ll See Them

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Activity pattern Active day and night
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Peak hours Most active during high tide and the transitions of dawn and dusk
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Season May-September
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Diet Carnivorous predator that specializes in hard-shelled prey including clams, oysters, crabs, shrimp, and snails, as well as occasional small fish.
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Habitat Shallow coastal waters, muddy estuaries, sandy flats, and rocky kelp forests.

Sightings on EverydayEarth

Shark Lagoon

Jun 24, 2026

In a clear aquarium tank, several Blacktip Reef Sharks are seen swimming gracefully around a central artificial reef composed of corals and sea fans. To the right, a large Bat Ray rests on the sandy substrate. Several smaller, dark-colored fish swim through the mid-water and near the bottom of the enclosure.

Shark Lagoon

Jun 24, 2026

A Sandbar Shark swims through the foreground of the lagoon. In the background, a male California Sheephead and a Bat Ray move through the water. Smaller fish occupy the space around a central reef feature on the sandy lagoon floor.

Shark Lagoon

Jun 24, 2026

An underwater scene in a shark lagoon showing several marine animals. A Zebra Shark is resting on the sandy floor behind a central coral and rock formation. In the background, several rays are seen swimming gracefully through the water column, while another ray appears to be resting on the sand to the right of the frame.

Shark Lagoon

Jun 23, 2026

A vibrant underwater scene in a large lagoon. A bat ray glides across the sandy floor in the foreground, while several sharks cruise through the deeper water. A large number of small, dark fish school around the central artificial reef and rock formations, darting through the sunlit water.

Shark Lagoon

Jun 23, 2026

A Zebra Shark is seen resting stationary on the sandy bottom in the foreground, showcasing its long tail and spotted skin. To the left, a Bat Ray is also settled on the sand. In the background, various reef fish and a Blacktip Reef Shark swim around the artificial coral and rock formations.

Shark Lagoon

Jun 23, 2026

In this underwater scene, a Bat Ray rests motionless on the sandy bottom near a cluster of artificial coral. Several dark-colored fish swim actively around the center of the lagoon. Toward the end of the footage, a Blacktip Reef Shark glides through the foreground from right to left, while another larger shark is visible cruising in the background.

public Geographic range

Where Does the Bat Ray Live?

The Bat Ray is a signature species of the Eastern Pacific Ocean, native to the coastal waters of North America. Its primary range stretches from the temperate shores of Oregon in the United States, down through the entire length of California, and extending into the warm waters of the Gulf of California in Mexico. They are particularly common in protected inland bays and lagoons, where the shallow, nutrient-rich waters provide ideal nurseries for their young.

Basemap © OpenStreetMap contributors

2 Countries
1.2M km² Range
Least Concern Conservation
US United States MX Mexico
eco
iNaturalist / Verified observation data
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Behavior

Bat Rays are highly graceful swimmers that appear to 'fly' through the water by flapping their massive, wing-like pectoral fins. Unlike many of their stingray relatives that spend most of their time buried in the sand, Bat Rays are frequently observed cruising through the mid-water column or soaring near the surface of bays and kelp forests. They are social animals and are often found in large schools, sometimes numbering in the hundreds, particularly during the summer mating season.

When it comes to feeding, these rays are the 'excavators' of the seafloor. They use their pectoral fins to flap against the sediment, creating a suction that uncovers buried prey like clams and shrimp. They possess incredibly strong, flat teeth arranged in plates—much like a conveyor belt—that allow them to crush the hardest shells with ease. While they possess a venomous stinger for self-defense, they are generally shy and will choose flight over fight when encountering humans.

photo_camera EverydayEarth exclusive

Camera Tips

Capturing the Bat Ray on an EverydayEarth setup requires a shift to underwater or dock-side monitoring. If you live on a coastal property or have access to a pier, the most effective method is to mount a waterproof action camera or a dedicated submersible camera to a piling or a weighted tripod. Position the camera about 1 to 3 feet off the bottom, aimed toward sandy clearings or the edges of eelgrass beds, as these are the primary 'flight paths' rays use when foraging for food.

Lighting is the biggest challenge for aquatic wildlife. In shallow water during the day, natural sunlight is usually sufficient, but a polarized filter on your lens is a game-changer if you are filming from above the surface, as it cuts through the water's reflection. For nighttime captures, avoid using a powerful, direct spotlight which can scare the rays; instead, use a wide-angle, diffused red light or a low-intensity LED to capture their nocturnal foraging without causing a flight response.

While you cannot use traditional bait like birdseed, you can attract Bat Rays by placing a perforated PVC pipe filled with crushed mussels or clams near your camera. The scent trail will draw them into the frame to investigate. Set your camera to a high frame rate, such as 60fps, to capture the hypnotic, undulating motion of their wings. This slow-motion footage is particularly effective for AI identification and for observing the unique way they use their snouts to probe the sand.

Frequently Asked Questions

Bat Ray are active both day and night, but they are most frequently seen moving into shallow areas during high tide. Their peak activity often aligns with dawn and dusk when they feel more secure foraging in the shallows.
If your 'backyard' is a dock or beach, you can attract them by creating a scent trail using crushed shellfish in a mesh bag or a weighted container. They are highly sensitive to the smell of clams and crabs.
They are specialized bottom-feeders that eat mollusks, crustaceans, and small fish. They use their powerful jaws to crush through the thick shells of clams and crabs that other fish cannot eat.
Yes, they are very common in suburban coastal areas, particularly in man-made harbors, marinas, and residential lagoons along the California coast.
The Bat Ray has a distinct, raised head and a 'duck-bill' snout, whereas the Round Stingray is flat and circular. Bat Rays also have much longer, more pointed 'wings' compared to the circular body of the Round Stingray.

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