16 aquatic theme designs graphics for t-shirt and print on demand merch

Download aquatic theme t-shirt designs and other merch graphics like book covers, phone cases, tote bags and more.

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Water surface. Blue abstract background. Vector illustration for design.
Set of vector watercolor seaweed and corals isolated on white. Sea theme, design element, decoration of water entertainment places, parks, beaches.
Set of vector watercolor seaweed and corals isolated on white. Sea theme, design element, decoration of water entertainment places, parks, beaches.
Abstract ocean-themed design featuring a calming color palette of blue, green, and peach. The fluid shapes and wavy patterns evoke a sense of peace and tranquility.
Birthday invitation card vector template design. Mermaid birthday girl underwater theme with fish tail watercolor background for party aquatic invitation card. Vector illustration mermaid template set
Vector template of mermaid theme birthday party invitation.
Pair of minimalist white koi fish with bold red spots and delicate red outlines. Perfect for Asian-inspired designs, logos, or modern aquatic themes. Clean, elegant, and harmonious.
Minimalist illustration of a white koi fish with bold red spots and delicate red outlines. Isolated on white. Perfect for Asian-inspired designs, logos, or modern aquatic themes. Clean and elegant.
Minimalist fish in line icon style, featuring fins and tail. Ideal for aquatic themes, seafood markets, pet store signage, and marine conservation content.
Seahorse icon in line style, featuring curled tail and distinctive head shape. Ideal for underwater illustrations, sea life guides, and aquatic themes.
Seamless Cartoon Fish Patterns. Collection of seamless patterns with colorful cartoon fish in various shapes and styles. Bright flat design in playful aquatic theme, isolated on white background.
Underwater Life Sea Ocean Beach Abstract Wave Background
Abstract underwater concept with outline seashell patterns and coral details. Round and heart shapes highlight marine aquatic themes. Ocean doodle design, featuring scallop shell motifs for use in
Set of vector watercolor seaweed and corals isolated on white. Sea theme, design element, decoration of water entertainment places, parks, beaches.
A colorful water bubble icon with gradient hues, representing air bubbles underwater. Ideal for aquatic themes, fun learning content, and marine guides.
Simple Cute Fish Icon in Flat Cartoon Style for Seafood Product, Fishing Industry, or Aquatic Theme
Seamless vector illustration featuring cartoon fish and bubbles. Vibrant colors and whimsical style create a lively aquatic theme
Bright orange cartoon fish swimming in profile view. Great for aquatic themes, seafood menus, or underwater animal designs
Rear perspective of a tiger shark vector, highlighting its powerful tail and dorsal fin. Suitable for dynamic aquatic-themed projects or shark behavior illustrations.
Birthday mermaid invitation vector template design. Birthday girl invitation card in underwater theme poster set with mermaid tail in water color template. Vector illustration party card design.
Black silhouette of a shark isolated on white background. Minimalist marine life vector illustration ideal for icons, logos, wildlife graphics, or educational and aquatic-themed designs.
Cartoon seamless fish pattern set showcasing ten colorful and stylized fish patterns tiled together in a vibrant collection, perfect for playful aquatic themes.
Ocean Underwater Background with Fishes, Sea plants and Reefs. Vector
A stylized black and white illustration of a fish, perfect for logos, branding, or aquatic-themed designs. The simple, bold design is easily adaptable to various applications.
Collection of Black Silhouette Fish and Sharks. Stylized set of Fish Silhouettes for Marine and Aquatic Themes
Collection of Black Silhouette Fish and Sharks. Stylized set of Fish Silhouettes for Marine and Aquatic Themes
Collection of Black Silhouette Fish and Sharks. Stylized set of Fish Silhouettes for Marine and Aquatic Themes
Seamless ocean pattern with hand-drawn seaweed, coral, and bubbles in blue line art on white background. Perfect for aquatic themes, marine projects, and underwater design concepts.
A cute orange goldfish illustration in cartoon style with simple details and a playful expression. Perfect for children’s materials, aquariums, or aquatic-themed designs
Seamless ocean pattern with hand-drawn seaweed, coral, and bubbles in blue line art on white background. Perfect for aquatic themes, marine projects, and underwater design concepts.
Glossy ocean-themed text effect with water droplets and bubble elements. Perfect for summer designs, kids projects, beach party invitations, or aquatic-themed graphics.
Fish Silhouette Set Vector Illustration Isolated on White Background for Marine and Aquatic Themed Designs
Starfish and Seaweed Vector Set – Hand-Drawn Coastal Marine seamless Pattern and Illustration in Blue, Orange, and Yellow for Summer, Beach, or Ocean-Themed Design
This minimalist cartoon-style fish with a large eye and simple shapes is depicted against a white background. The flat, playful design makes it great for children's content, games, or aquatic-themed.
Cartoon otter head icon in friendly vector style. Great for aquatic themes, zoo characters, or nature sets.
Abstract illustration of blue water ripples creating a mosaic texture. This vibrant design features interconnected patterns ideal for aquatic themes and backgrounds.
Exotic Marine Life Seamless Pattern Starfish Blue and orange Fabric print Sea turtles, Starfish, Seamless pattern, Ornate background, Marine life, Ocean theme, Underwater, Tropical, Nautical,
Sea. Abstract seamless pattern on the marine theme on blue watercolor background. Vector. Perfect for design templates, wallpaper, wrapping, fabric and textile.
coral reef and sea creatures, vector illustration
Realistic 3D water drops and bubbles on a solid blue background, creating a fresh and hydrating aesthetic. Perfect for beverage branding, spa visuals, or aquatic-themed designs.
seamless pattern showcases a charming pink fish, characterized by its playful design and smooth lines. Its bright colors and whimsical features evoke a sense of joy, for aquatic-themed art.
Realistic 3D water drops and bubbles on a solid blue background, creating a fresh and hydrating aesthetic. Perfect for beverage branding, spa visuals, or aquatic-themed designs.
Realistic 3D water drops and bubbles on a solid blue background, creating a fresh and hydrating aesthetic. Perfect for beverage branding, spa visuals, or aquatic-themed designs.
Adorable Watercolor Sea Animal Illustrations – Featuring Clownfish, Octopus, Crab, Dolphin, Jellyfish, Shrimp, Hermit Crab, and Coral, Perfect for Marine-Themed Designs, Children’s Art, and Underwater
Realistic 3D water drops and bubbles on a solid blue background, creating a fresh and hydrating aesthetic. Perfect for beverage branding, spa visuals, or aquatic-themed designs.
A cute pastel-style vector of a coral reef with playful fish and whimsical sea plants. Perfect for kids' books, ocean-themed projects, educational materials, and interior decor. EPS 10.
"Elegant fish line art illustration featuring clean, minimalistic strokes. Perfect for logos, tattoos, coloring books, packaging, and aquatic-themed designs. Hand-drawn style ideal for creative .
Bright blue neon sign depicting swimming goggles, perfect for poolside signage or aquatic themed designs
Simple fish line art in black and white, minimal style ideal for coloring pages, icons, and aquatic-themed designs.
Deep Ocean editable text effect template Suitable for deep sea background
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Editable text Print ready
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Mythical mermaid t-shirt design

Mythical mermaid t-shirt design
Mythical mermaid t-shirt design

Iguana branding beach theme

Iguana branding beach theme
Iguana branding beach theme
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Dynamic water splash graphic design PNG Design

Dynamic water splash graphic design PNG Design
Dynamic water splash graphic design PNG Design
Dynamic water splash graphic design PNG Design
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Elegant navy blue water splash illustration design PNG Design

Elegant navy blue water splash illustration design PNG Design
Elegant navy blue water splash illustration design PNG Design
Elegant navy blue water splash illustration design PNG Design
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Dynamic water splash design PNG Design

Dynamic water splash design PNG Design
Dynamic water splash design PNG Design
Dynamic water splash design PNG Design
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Playful pink octopus design with splashes PNG Design

Playful pink octopus design with splashes PNG Design
Playful pink octopus design with splashes PNG Design
Playful pink octopus design with splashes PNG Design
Editable text Print ready
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Summer vibes motivational t-shirt design

Summer vibes motivational t-shirt design
Summer vibes motivational t-shirt design
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Blue jellyfish t-shirt design PNG Design

Blue jellyfish t-shirt design PNG Design
Blue jellyfish t-shirt design PNG Design
Blue jellyfish t-shirt design PNG Design
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Stylish water splash illustration PNG Design

Stylish water splash illustration PNG Design
Stylish water splash illustration PNG Design
Stylish water splash illustration PNG Design
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Playful dolphin illustration in circular design PNG Design

Playful dolphin illustration in circular design PNG Design
Playful dolphin illustration in circular design PNG Design
Playful dolphin illustration in circular design PNG Design
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Dynamic water splash illustration PNG Design

Dynamic water splash illustration PNG Design
Dynamic water splash illustration PNG Design
Dynamic water splash illustration PNG Design
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Whimsical ufo aquarium design PNG Design

Whimsical ufo aquarium design PNG Design
Whimsical ufo aquarium design PNG Design
Whimsical ufo aquarium design PNG Design
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Playful fish illustration design PNG Design

Playful fish illustration design PNG Design
Playful fish illustration design PNG Design
Playful fish illustration design PNG Design

Penguin Illustration Set

Penguin Illustration Set
Penguin Illustration Set