Under the Sea Art

Under the sea art for kids' rooms that covers both sides of the water. Below: mermaids in lily ponds, watercolor whale families under moons, bioluminescent seahorses on coral. Above: bull terriers at tidepools, a cat surfing a wave, and sunset surfers carrying boards home.

318 to choose from

Show me more

Showing 36 of 318

Under the Sea Art Picks from Our Collection

Scrolling thumbnails only tells you so much. Below, we break down 12 standout pieces, what makes each one work, and how to pair them in your child's room.

Storybook illustration of a mermaid with long black hair and a pink and purple tail floating face-up in dark teal pond water surrounded by white water lilies and lily pads

Purple Tail Floating Mermaid

A storybook illustration: a mermaid with long black hair and a pink-and-purple tail floats face-up in dark teal pond water, arms resting across her chest, white water lilies scattered around her. Painterly handling throughout, small stars woven into her hair. Calm, underwater-dreamy mood.

A vertical anchor for a girl's bedroom or a toddler room leaning fantasy. Natural-wood frames and pale walls hold the dark teal soft.

Painterly scene of a black-haired mermaid with a pink tail reaching up to a flowering willow tree branch while floating in soft green water with tiny pink blossoms drifting down

Willow Mermaid

A painterly scene: a black-haired mermaid with a pink-and-lavender tail reaches up toward a flowering willow branch, soft green water swirling around her, tiny pink blossoms drifting down from the leaves. Dreamy palette, gentle brushwork, proper storybook-garden-meets-ocean mood.

A tall vertical for a girl's bedroom or a toddler room with soft greens. Pair with pieces from our moon wall art range for a wider nighttime-magic wall.

Painterly scene of three white bull terrier puppies a mother and two pups exploring a rocky tidepool on a beach with small starfish shells and a tiny crab on the rocks and shallow blue water

Seaside Discovery Puppies

A painterly beach scene: three white bull terrier puppies, a mother and two pups, cluster around a rocky tidepool. Starfish, shells, and a tiny crab scatter across the rocks, shallow blue water at their feet. Cream sky overhead, soft brushwork throughout, genuinely inquisitive mood.

A vertical anchor for a toddler bedroom or a playroom. Pair with pieces from our dog wall art range for a broader puppy gallery.

Vintage cartoon poster of a calico cat wearing blue goggles and surfing a tall blue curling wave on a yellow surfboard numbered five with a red inner frame and black and white checkered border

Radical Calico Swell

A vintage cartoon poster: a calico cat in blue goggles surfs a tall blue wave on a yellow board numbered five. Red inner frame, black-and-white checkered border around, bold linework and flat color. Proper old-postcard-meets-surf-shop feel, the kind of piece a kid just laughs at.

A punchy vertical for a big kid's bedroom or a playroom. Black frames sharpen the checkered border against a cream wall.

Painterly scene of three white bull terriers a mother and two pups playing in gentle ocean waves on a sandy beach under a pale cloudy sky

Coastal Ocean Waves Bull Terrier

A painterly scene: three white bull terriers, one full-grown and two pups, play at the edge of gentle ocean waves. Soft teal water curls around their paws, pale sky above, loose brushwork across sky and sea. All gesture, properly quiet-day-at-the-beach mood.

A vertical anchor for a toddler bedroom with soft palettes. Warm-wood frames hold the teal light.

Watercolor of three surfers paddling on boards in bright turquoise ocean water with a palm tree fringed sandy beach in the background under pale sky

Tide Tribe

A clean watercolor: three surfers paddle across bright turquoise water, boards beneath them, a palm-tree-fringed beach in the near distance. Pale sky above, scattered white foam on the water. Simple composition, open palette, the kind of piece that reads calm even with motion.

A vertical anchor for a big kid's bedroom or a playroom. Natural-wood frames and pale walls keep the turquoise bright.

Thick impasto-style piece with dense brushstroke swirls of blue and white ocean water a small black flamingo standing in the distance under a pink and lavender sky framed by painted green palm trees

Sculptural Black Flamingo

An impasto-style painting: thick brushstroke styling in swirling blue and white builds the rolling ocean, a small black flamingo stands in the distance under a pink-and-lavender sky, green palm trees framing the edges. Rich impasto texture, gallery-weight presence across a small print.

A gallery statement for a big kid's bedroom or a teen room. Dark walls and walnut frames pull the texture forward.

Watercolor silhouette of two surfers carrying boards walking across a pink-peach sand beach toward the teal ocean under a soft pink-orange sunset sky with the sun setting on the horizon

Surfer Silhouettes Sunset Beach

A watercolor silhouette: two surfers walk across a pink-peach sand beach, boards in hand, heading toward a teal ocean. Pink-orange sunset sky behind, sun low on the horizon. Loose washes, no faces or fine detail. All mood, all palette, properly modern coastal.

A horizontal anchor for a big kid's bedroom or a reading nook. Natural-wood frames and cream walls keep the piece airy.

Painterly scene of a white bull terrier with two white puppies playing in gentle ocean waves on a sandy beach with a small crab on the sand and a pale sky above

Bull Terrier Ocean Waves

A painterly scene: a white bull terrier stands in the ocean foam while two small puppies chase and splash beside her, a tiny crab on the sand below. Loose painterly water, pale sky above, no harsh edges anywhere. Cheerful, domestic, properly low-key coastal.

A vertical anchor for a toddler bedroom or a playroom with a coastal palette. Walnut frames pull the mid-tones together.

Two watercolor whale panels with two adult humpback whales and a baby swimming beneath a large gold moon with scattered seaweed and bubbles on the left and two humpbacks with a baby circling a gold moon framed by kelp coral and monstera leaves on the right

Humpback Whale Set of 2

Two watercolor whale panels: left, two adult humpbacks rise toward a big gold moon with a small baby between them, seaweed and bubbles drifting. Right, two whales with a baby curve around a gold moon, kelp and coral framing the corners. Matched dusty-blue palette, gold accents across both.

A coordinated pair for a nursery or toddler bedroom. Hang side by side over a crib or a long dresser.

Four watercolor whale panels showing a large whale mother and baby calf with bubbles on the top left two adult humpback whales curving toward each other with a baby between them on the top right two whales circling a gold moon above with a baby calf on the bottom left and a single large whale swimming past a gold moon and kelp on the bottom right

Nautical Whale Nursery Set of 4

Four watercolor whale panels: top-left, a mother and baby rise through bubbles. Top-right, two adult humpbacks curl toward each other around a baby. Bottom-left, two whales circle a gold moon with a small calf between them. Bottom-right, a single whale drifts past a moon and kelp. Dusty-blue palette throughout.

A full gallery wall in one purchase. Hang as a two-by-two grid above a crib or a twin bed.

Two dark photographic-style underwater panels with three manta rays gliding through sunlit deep blue water and sun rays piercing from above on the left and a cluster of pale white bioluminescent seahorses clinging to branching white coral against a deep navy black background on the right

Luminous Blue Ocean Animal Set of 2

Two dark photographic-style underwater panels: left, three manta rays glide through sunlit deep blue water, sun rays piercing down from the surface. Right, a cluster of pale white bioluminescent seahorses clings to branching white coral against a deep navy black background. Near-cinematic contrast.

A bold pair for a big kid's bedroom or a teen room. Black frames sharpen the deep-sea drama against a pale wall.

Browse Related Collections

Pick from the same set