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Sea Monster Long Sleeve T-Shirts

George Washington & The Sea Monster Long Sleeve T-Shirt

Description: George Washington encounters a sea monster while crossing the Delaware River

Tags: monster, sea, loch, ness, lochness

George Washington & The Sea Monster Long Sleeve T-Shirt

by Nordur Designs

$17 $24

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Sea Monster Kite Long Sleeve T-Shirt

Description: A sea monster enjoying his brand new kite.

Tags: nessie, creature, scifi, fantasy, illustration

Sea Monster Kite Long Sleeve T-Shirt

by Zullo

$17 $24

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Sea monster Long Sleeve T-Shirt

Description: Ugly but funny underwater monster. For sea life lovers. Also exists with text "Underwater beauty"

Tags: blue, creature, monsters, ocean, sea

Sea monster Long Sleeve T-Shirt

by TMBTM

$17 $24

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Technicolor Sea Monster Long Sleeve T-Shirt

Description: When in doubt about colour, just make it wacky.

Tags: sunken treasure, sea creature, monster, sea, underwater

Technicolor Sea Monster Long Sleeve T-Shirt

by westinchurch

$17 $24

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red angler fish Long Sleeve T-Shirt

Description: deep sea red angler fish

Tags: piranha, red, sea life, oceans, fish

red angler fish Long Sleeve T-Shirt

by wet_chicken_lip

$17 $24

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Monster Long Sleeve T-Shirt

Description: simple sea mon

Tags: monsters, creepy, ocean, scary, halloween

Monster Long Sleeve T-Shirt

by scdesigns

$17 $24

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Sea Monster Long Sleeve T-Shirt

Description: sea Monster

Tags: heoh kim, sea monsters, comic

Sea Monster Long Sleeve T-Shirt

by HeohKim

$17 $24

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Sloth Kraken Giant Sea Monster Long Sleeve T-Shirt

Description: Pick up this funny giant sloth kraken design featuring a sloth sea monster. This makes a perfect gift so pick up one today.

Tags: giant, sloth, sea, monster, kraken

Sloth Kraken Giant Sea Monster Long Sleeve T-Shirt

by Random Galaxy

$17 $24

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Home of Colossal Claude - Oregon, USA Cryptid Long Sleeve T-Shirt

Description: Original design by STRANGEOLOGY. Explore the world of weird with this cool and unique, Colossal Claude Oregon Sea Monster Cryptid design which makes a great gift for any cryptozoology, ufology, mythical, paranormal, and legendary creature enthusiasts. Perfect for cryptid lovers and those who want to represent their home state with an awesome vintage shirt. Get weird and grab yours today and remember: home is where the cryptids & legends are.

Tags: fortean, dinosaur, plesiosaur, cryptids of oregon, oregon

Home of Colossal Claude - Oregon, USA Cryptid Long Sleeve T-Shirt

by Strangeology • Explore the World of Weird

$17 $24

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The Pensacola Sea Monster Long Sleeve T-Shirt

Description: A pulpy horror poster based on the fabled events of 1962.

Tags: pensacola beach, pensacola florida, pensacola, horror, pulp

The Pensacola Sea Monster Long Sleeve T-Shirt

by simonturnerart

$17 $24

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Storm in a tea cup Long Sleeve T-Shirt

Description: Storm in a tea cup and sea monster

Tags: tea cup, storm in a tea cup, wave, monster, storm

Storm in a tea cup Long Sleeve T-Shirt

by Jess Adams

$17 $24

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Marlin sea monster Long Sleeve T-Shirt

Description: A big sea monster and a diver, the striped marlin, a big predator

Tags: big, deep blue, deep sea, diver, fish

Marlin sea monster Long Sleeve T-Shirt

by AurealisTees

$17 $24

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It Came from Beneath the Sea Long Sleeve T-Shirt
Tags: ocean, sea, squid, octopus, tentacles

It Came from Beneath the Sea Long Sleeve T-Shirt

by SandraYagi

$17 $24

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Champ Long Sleeve T-Shirt

Description: Lake Champlain's Most Famous Resident

Tags: camping, champ, champlain, cryptid, cryptozoology

Champ Long Sleeve T-Shirt

by Dustbrain Design

$17 $24

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Colorful Sea Serpent Long Sleeve T-Shirt
Tags: sea serpent, sea monter, sealife, aquatic life

Colorful Sea Serpent Long Sleeve T-Shirt

by Designs by Alondra

$17 $24

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Hunting Sea Monster Long Sleeve T-Shirt

Description: Day will come that all of us need to face an overgrown sea urchin.

Tags: creature, beast, urchin, monster, ship

Hunting Sea Monster Long Sleeve T-Shirt

by Black Rose Relics

$17 $24

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Here There Be Monsters 2 Long Sleeve T-Shirt

Description: Black and White old time seal monster

Tags: squid, legend, voyage, sea, ocean

Here There Be Monsters 2 Long Sleeve T-Shirt

by saitken

$17 $24

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Sea Monster Long Sleeve T-Shirt

Description: Kraken octopus - legendary sea monster of giant octopus. Remake Pierre Denys de Montfort's engraving in the Natural History of the Molluscs 1810.

Tags: squid, blueprint, sea, sailing ship, giant octopus

Sea Monster Long Sleeve T-Shirt

by CatyArte

$17 $24

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Sigmund and the Seamonsters Long Sleeve T-Shirt

Description: Krofft

Tags: krofft, land of the lost, saturday morning, sigmundandtheseamonster
the monster in the sea the kraken kaiju ecopop Long Sleeve T-Shirt

Description: the monster in the sea the kraken kaiju ecopop

Tags: skeleton, skull, pattern, king of the monsters, monster
Acanthagaster, the Great Sea Serpent Long Sleeve T-Shirt

Description: This sea serpent was inspired by several real animals, including axolotls, oarfish, humpback whales, the extinct acanthostega, and eels. Makes a great gift for fishermen and kids who love spooky monsters!

Tags: bioluminescent, creature, dragon, fantasy, fish

Acanthagaster, the Great Sea Serpent Long Sleeve T-Shirt

by Narwhalwall

$17 $24

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Sal and Mal Long Sleeve T-Shirt

Description: Sea creature. What? Ummm, strawberry jam? I don't know. You could always go in for a closer look.

Tags: spooky, monsters, creepy, dark, creature

Sal and Mal Long Sleeve T-Shirt

by pastanaut

$17 $24

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The Idol - Cthulhu Green Variant Long Sleeve T-Shirt

Description: This shirt features the green art variant of the APSketches Cthulhu illustration. The green has a toxic look complimenting the dark occult nature of the tee. Makes a perfect gift for any Lovecraftian obsessed reader. Horror shirts are the best shirts and this is certainly one of them.

Tags: call of cthulhu, necronomicon, hp lovecraft, octopus, tentacles

The Idol - Cthulhu Green Variant Long Sleeve T-Shirt

by Stupid Shirts

$17 $24

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Sea Monster's Day Off Long Sleeve T-Shirt

Description: Because sea monsters also need some time off

Tags: water, squid, sea life, day off, sea

Sea Monster's Day Off Long Sleeve T-Shirt

by Lines On Stuff

$17 $24

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Legendary Monster Long Sleeve T-Shirt

Description: This is the hugest monster in the sea which nature is to swallow men and ships, and even whales and everything within reach.

Tags: sea, green, grey, squid, tentacles

Legendary Monster Long Sleeve T-Shirt

by Profeta999

$17 $24

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Sea Monster & Lighthouse Long Sleeve T-Shirt

Description: Sea Monster & Lighthouse

Tags: kaiju, lighthouse, nautical, aquatic, waves

Sea Monster & Lighthouse Long Sleeve T-Shirt

by djrbennett

$17 $24

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sea monster in ecopop kappa design art in mexican patterns Long Sleeve T-Shirt

Description: sea monster in ecopop kappa design art in mexican patterns

Tags: axolotl, cryptid, cryptozoology, frog, kaiju
Sea monster Long Sleeve T-Shirt

Description: Great and colorful design great for fantasy and ocean fans,

Tags: beach, colorful, colorful design, fantasy, horror

Sea monster Long Sleeve T-Shirt

by Terror-Fi

$17 $24

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Sea Monster Long Sleeve T-Shirt

Description: Commander's Conclave logo with Sea Monster art.

Tags: monster, sea

Sea Monster Long Sleeve T-Shirt

by Commander's Conclave

$17 $24

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Cute sea monster Long Sleeve T-Shirt

Description: Cute and funny sea monster in blue, purple, yellow, red, and green.

Tags: animal, anime, beach, cartoon, comics

Cute sea monster Long Sleeve T-Shirt

by taylustra

$17 $24

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Sea Monster #2 Long Sleeve T-Shirt

Description: Here is my 2nd monster I drew that was inspired by the old maps.

Tags: aqua, creature, monster, ocean, sea

Sea Monster #2 Long Sleeve T-Shirt

by WhiteBearDesign

$17 $24

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Sea monster dinosaur Long Sleeve T-Shirt

Description: Sea monster dinosaur

Tags: dangerous animals, dinosaur, dinosaur animal, monster dinosaur, ocean animals

Sea monster dinosaur Long Sleeve T-Shirt

by artbyluko

$17 $24

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Funny Sea Monster Long Sleeve T-Shirt

Description: The Real King of oceans.. Enjoy! Quacken 3.0!

Tags: cartoon animals, cartoon style, cartoons, duck, duck lover

Funny Sea Monster Long Sleeve T-Shirt

by TPlanter

$17 $24

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Smiling Sea Monster Long Sleeve T-Shirt

Description: This little sea monster is smiling so he must be happy.

Tags: creature, eyes, face, green, happy

Smiling Sea Monster Long Sleeve T-Shirt

by Luvlii Creations

$17 $24

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Arapaima Long Sleeve T-Shirt

Description: a fishy boi

Tags: fish, art, monsters, animal, creature

Arapaima Long Sleeve T-Shirt

by PattyT

$17 $24

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Sea Monster Long Sleeve T-Shirt

Description: Very colorful and eye catching design great for fantasy and sci-fi fans, also great for people that enjoy the sea.

Tags: beach, colorful, horror, kraken, monster

Sea Monster Long Sleeve T-Shirt

by Terror-Fi

$17 $24

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Long Sleeve T-Shirt FAQ

Where can I find other sea monster designs? Expand or collapse section.
In addition to sea monster designs, you can explore the marketplace for octopus, tentacles, and ocean designs sold by independent artists.
What material is this item made of? Expand or collapse section.

100% cotton (Heather is a Cotton/ Poly blend). Pre-shrunk. Slightly heavier than our t-shirts but ideal for a long sleeve tee. Sized for men but can look great on women!

What USA ship methods are available? Expand or collapse section.

UPS MI Domestic (6-8 Business Days)

FedEx 2-Day (4-6 Business Days)

Estimates include printing and processing time.More Shipping Info

What is the Return/Exchange policy? Expand or collapse section.

We want you to love your order! If for any reason you don't, let us know and we’ll make things right.Learn More

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