Life in ocean habitats
Use distinct colors across branching coral and reef fish, then build vertical bands through the tall kelp, sunbeams and central school.
Under the Sea Coloring Pages
54 free PDFsBranching coral crowded with reef fish contrasts with tall kelp framing a school beneath sunbeams. A waving diver explores beside coral and a chest, while a three-window submarine cruises underwater.
On the seafloor, an anchor rests among fish and shells, and a corked bottle holds a rolled note on sandy mounds. Compare water layers, plants, animals and objects.
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Underwater explorers
Color the diver’s equipment beside the reef chest, then repeat one accent across the submarine’s three windows, propeller and periscope.
Found on the seafloor
Make the anchor stand out from nearby fish, shells and seaweed, then focus on the cork, rolled note and sand around the bottle.
Free Printable Under the Sea Coloring Pages
Showing 1–48 of 54 designs. Open a preview to compare details, then download the individual PDF.
Clownfish in an Anemone Close-Up Coloring Page
Clownfish with rounded fins and bold curved body bands swim among tall, waving anemone tentacles. Rounded coral forms, tube sponges, and textured reef shapes fill the seafloor below.
Medium
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Deep Sea Anglerfish and Glowing Creatures Coloring Page
A large anglerfish with a curved lure swims beside a tentacled sea creature and smaller glowing creatures with dangling lights. Bubbles, coral formations, and rounded underwater shapes fill the scene.
Medium
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Jellyfish Bloom in the Deep Blue Coloring Page
Jellyfish of varied sizes drift across an open underwater scene, surrounded by floating bubbles. Each has a rounded, spotted bell, large eyes, a smiling mouth, and long wavy tentacles.
Medium
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Manta Rays Gliding Over a Reef Coloring Page
Manta rays glide beneath wavy water lines and long sunbeams, surrounded by small fish and bubbles. Coral, seaweed, rounded rocks, tube sponges, and a starfish fill the reef below.
Medium
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Nudibranch Sea Slugs Collection Coloring Page
Nudibranch sea slugs rest among rounded reef rocks, branching coral, tube sponges, bubbles, and leafy sea plants. Their ruffled edges, spotted backs, and feathery appendages create varied underwater details.
Medium
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Octopus Peeking from Its Den Coloring Page
An octopus peeks out from a rocky coral den amid seaweed, bubbles, shells, a starfish, sponge tubes, and small fish swimming overhead.
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Sea Otters Floating in the Kelp Coloring Page
Sea otters float on their backs among long kelp fronds, holding paws as water ripples around them. One cradles a small shell over its belly.
Medium
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Seahorses in a Seagrass Meadow Coloring Page
Seahorses curl among tall, ribbon-like seagrass as bubbles rise between the blades. The sandy seabed holds a spiral shell, rounded rocks, and low mounds beneath the waving plants.
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Sunken City Ruins Under the Sea Coloring Page
Ancient columns, broken arches, and a domed stone building rise from a reef-covered underwater city. A sea turtle, small fish, shells, starfish, and classical statues surround the ruined architecture.
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Underwater Cave with Light Beams Coloring Page
Light beams stream through the ceiling of an underwater cave, illuminating rocky ledges, coral, bubbles, small fish, and scuba equipment along the passage.
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Underwater Mandala Coloring Page
A sea turtle swims at the center of a balanced underwater arrangement with striped fish, seahorses, scallop shells, starfish, coral, seaweed, and bubbles.
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Zentangle Coral Reef Coloring Page
Patterned fish swim among branching corals, tube sponges, sea plants, bubbles, and rounded reef shapes. Intricate stripes, scales, spirals, dots, and geometric bands fill the underwater scene.
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Anchor on the Seafloor with Seaweed and Bubbles Coloring Page
An anchor rests on the sandy seafloor surrounded by seaweed and bubbles, with waves above.
Easy
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Anchor Resting on the Seafloor with Fish and Seaweed Coloring Page
An anchor lies on the seabed surrounded by seaweed, shells, and fish swimming nearby under sunlight.
Medium
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Anchor with Rope and a School of Fish on the Seafloor Coloring Page
An anchor rests on the sandy seafloor surrounded by seaweed and bubbles, with fish swimming nearby.
Medium
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Bubble Trail Rising From an Underwater Rock Arch Coloring Page
An underwater scene featuring a bubble trail rising from the ocean floor toward the surface, with a rock arch and seaweed.
Medium
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Child Swimming Underwater with a Bubble Trail Coloring Page
A child swims underwater with a bubble trail rising to the surface, surrounded by fish, a turtle, and coral.
Medium
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Coral Reef with Branching Coral and a Treasure Chest Coloring Page
An underwater scene featuring a coral reef with branching coral, fish, a treasure chest, seashells, and sea stars.
Medium
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Coral Reef with Branching Coral and Tall Seaweed Coloring Page
An underwater scene features branching coral formations surrounded by seaweed and several small fish swimming among bubbles.
Medium
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Diver Waving Beside a Coral Reef with a Sea Turtle Coloring Page
A diver waves while exploring a coral reef with sea turtles, fish, and starfish.
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Diver Waving Beside a Coral Reef with a Treasure Chest Coloring Page
A diver waves while swimming near a coral reef with fish and a treasure chest on the seabed.
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Diver Waving Beside a Coral Reef with Fish and Shells Coloring Page
A diver waves while exploring a coral reef filled with fish, seashells, and seaweed.
Medium
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Kelp Forest with a Seal, Sea Turtle and Fish Coloring Page
An underwater kelp forest with sunlight filtering through the water, featuring a seal, sea turtle, fish, and seaweed.
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Kelp Forest with Sunlight Rays and a School of Fish Coloring Page
An underwater kelp forest with sunlight filtering through the water, featuring fish swimming among tall seaweed and rocks on the ocean floor.
Medium
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Message in a Bottle on the Sand Under Sun Rays Coloring Page
An underwater scene featuring a message in a bottle resting on sandy ocean floor with seaweed and bubbles.
Easy
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Message in a Bottle on the Sand with a School of Fish Coloring Page
An underwater scene featuring a message in a bottle resting on the sandy ocean floor, surrounded by fish, seaweed, shells, and bubbles.
Medium
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Message in a Bottle on the Sand with Seashells Coloring Page
An underwater scene featuring a message in a bottle resting on the sand, surrounded by seashells and seaweed.
Medium
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Rock Pool with a Crab and Snail Under a Large Rock Coloring Page
An underwater rock pool scene featuring a crab, snail, starfish, fish, and seaweed.
Medium
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Rock Pool with a Seahorse, Fish and a Crab Coloring Page
An underwater scene featuring a seahorse, fish, crab, starfish, and seaweed in a rock pool.
Medium
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Rock Pool with Small Creatures by the Seashore Coloring Page
An underwater rock pool scene featuring fish, a crab, a starfish, a snail, and seashells with waves and clouds in the sky.
Medium
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School of Fish Swimming Above Branching Coral Coloring Page
A school of fish swims above branching coral formations near the ocean floor, surrounded by bubbles and sea plants.
Medium
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Sea Urchins on a Rock with a School of Fish Coloring Page
A group of cute, smiling sea urchins on a rocky seabed with seaweed and bubbles.
Medium
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Seashells and a Starfish on the Seabed Under Sun Rays Coloring Page
An underwater scene featuring a group of seashells, a starfish, and fish on the seabed with rays of light shining down.
Medium
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Seashells and a Starfish on the Seabed with Seaweed Coloring Page
A group of seashells, including a large scallop, a striped conch, and a starfish, arranged on the seabed with seaweed and bubbles.
Medium
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Seashells and a Treasure Chest on the Seabed Coloring Page
A group of seashells and a treasure chest on the seabed surrounded by seaweed and bubbles.
Medium
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Smiling Sea Urchins on a Rock Under Sun Rays Coloring Page
Five cartoon sea urchins with smiling faces cluster together on a rocky seabed, surrounded by seaweed and bubbles under sunlit water.
Medium
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Smiling Starfish and Conch Shell with Coral and Bubbles Coloring Page
A smiling starfish and a cheerful conch shell float among bubbles and coral in an underwater scene.
Medium
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Starfish and Conch Shell by a Treasure Chest Coloring Page
A smiling starfish and a conch shell on the ocean floor near an open treasure chest with coins.
Medium
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Starfish and Conch Shell Underwater with Seaweed Coloring Page
A smiling starfish and a conch shell on the ocean floor surrounded by seaweed and bubbles.
Medium
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Submarine with Round Windows Floating Under a Rock Arch Coloring Page
A cartoon submarine with round windows floats under a rock arch, surrounded by bubbles and sea plants.
Medium
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Sunken Ship with Portholes and a School of Fish Coloring Page
A sunken wooden ship with portholes lies on the ocean floor, surrounded by seaweed and marine life like fish and a starfish.
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Sunken Ship with Portholes and Rocks on the Seabed Coloring Page
An old shipwreck lies on the ocean floor, surrounded by rocks and seaweed with portholes visible on its hull.
Medium
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Sunken Ship with Portholes Below the Water Surface Coloring Page
An old sunken ship with portholes lies on the seabed, surrounded by seaweed and fish. Bubbles rise from the wreck, and waves ripple above.
Medium
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Swirling Seaweed Strands and Fish in an Underwater Scene Coloring Page
Swirling strands of seaweed rise from the ocean floor, with fish swimming above and bubbles rising in the water.
Medium
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Treasure Chest Half Buried in Sand with Seashells Coloring Page
An underwater scene featuring a treasure chest partially buried in sand, surrounded by seashells and seaweed.
Medium
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Two Treasure Chests Half Buried on the Ocean Floor Coloring Page
Two wooden treasure chests lie on the ocean floor, partially covered by sand and surrounded by seaweed and coral-like formations.
Medium
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Underwater Cave Entrance Formed by Rocks with Shells Coloring Page
An arched underwater cave entrance framed by rocks and seaweed, with shells scattered along the arch and on the seabed.
Medium
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Underwater Cave Entrance with a Turtle Coloring Page
An underwater scene featuring a turtle, fish, a treasure chest, a starfish, and coral near a cave entrance.
Detailed
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Things to make with your under the sea coloring pages
Create a water-depth palette
Make three swatches labeled surface, middle and seafloor. Use them on one habitat, changing the plants and animals with each layer.
Map an underwater route
Draw a line from the submarine to the reef, anchor and bottle. Add one small symbol at each stop and reuse its color in the pages.
Write a discovery label
Choose the anchor or bottle. Make a card with the object’s title, two visible details and a shell, bubble or seaweed border.
Each picture is an individual vector PDF. Print on US Letter, or choose “Fit to page” for A4. Try one copy first to check the margins.
Explore another collection: Sea Animals coloring pages · Fish coloring pages · Landscapes coloring pages.
Questions about under the sea coloring pages
Which under the sea pages show a sunken ship or a treasure chest?
Shipwreck and treasure scenes appear across the Under the Sea collection. Sunken Ship with Portholes and a School of Fish and Sunken Ship with Portholes and Rocks on the Seabed show a wreck lined with portholes, while Treasure Chest Half Buried in Sand with Seashells and Two Treasure Chests Half Buried on the Ocean Floor set chests in the sand beside seaweed.
See: Sunken Ship with Portholes and a School of Fish · Sunken Ship with Portholes and Rocks on the Seabed · Treasure Chest Half Buried in Sand with Seashells · Two Treasure Chests Half Buried on the Ocean Floor
Are there rock pool pictures with crabs and starfish?
Rock pools get several pages in the Under the Sea set. Rock Pool with Small Creatures by the Seashore gathers a fish, crab, starfish and snail, Rock Pool with a Crab and Snail Under a Large Rock sets them below a big rock with seaweed, and Rock Pool with a Seahorse, Fish and a Crab adds a seahorse.
See: Rock Pool with Small Creatures by the Seashore · Rock Pool with a Crab and Snail Under a Large Rock · Rock Pool with a Seahorse, Fish and a Crab
Do any underwater pictures show a cave or a swimming child?
The Under the Sea pages include Underwater Cave Entrance with a Turtle, where a turtle, fish and treasure chest gather at the opening, and Underwater Cave Entrance Formed by Rocks with Shells, with seaweed growing around the rocks. Child Swimming Underwater with a Bubble Trail shows a child among marine life, trailing bubbles.
See: Underwater Cave Entrance with a Turtle · Underwater Cave Entrance Formed by Rocks with Shells · Child Swimming Underwater with a Bubble Trail
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