Two pictures of a crocheted blanket with a mermaid on it, showcasing crochet ideas.

Underwater Crochet – Ideas and Free Patterns

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Today, we are diving deep into the blue ocean to meet amazing creatures that live there. Today’s collection of Underwater Crochet Ideas is full of inspiration for those of you who already feel the summer breeze.

These exemplary patterns for blankets, bags, and toys are all about the summer vibes. If you are arranging a nursery in a marine style, you have certainly landed in the right corner of the Internet today. Let’s dive in!

Crocheters on all skill levels will surely find something interesting in our collection. These patterns are great gift ideas, especially for kids! Do you need a birthday party present, a baby shower surprise, or a gift for an expecting mama? We hope so! You know what to do now!



Fish bags can be used in the bathroom, and tiny octopus will work as little amulets or keychains. Follow your imagination, play with colors, and create something unique! You will have so much fun with these crochet ideas.

Check out these free patterns under the links below and follow us on Facebook Fanpage and Pinterest for more creative ideas!

If you need more inspiration, check out our collections of Blankets and Summer Accessories for Kids.

Jellyfish & Octopus Appliques Free Crochet Pattern

The right applique takes every project to the next level, without a doubt. These colorful cuties designed by Raffaella Tassoni will certainly prove that to you! Aren’t they so cute? Are you already imagining all the possibilities this pattern will give you?

Level: beginner Author: Raffaella Tassoni

 Crocheted Appliques

Find this pattern on daisycottagedesigns.net, or read more on ravelry.com.

Oceanside Throw Free Crochet Pattern

Any beginners looking for a summer challenge? This pretty throw by Lauren Brown amazes us with its texture and the energizing color palette. Mixing cool and warm shades of blue and green is the key to success, evidently! What colors will you choose?

Level: beginner Author: Lauren Brown

Crochet Throw

Find this pattern on daisycottagedesigns.net, or read more on ravelry.com.

Undersea Sweetness Blanket Free Crochet Pattern

This lovely wave stitch blanket is decorated with underwater creatures. These crochet ideas for appliques are everything, right? The blanket will be perfect for babies in this form, but remember that you can get rid of appliques and change the colors to create a modern blanket for adults. Passionate Crafter has surprised us once again!

Level: intermediate Authorpassionatecraft2

Crochet Baby Blanket

Find this pattern on passionatecrafter.com, or read more on ravelry.com.

Fish Bag Free Crochet Pattern

This awesome crochet bag is a simple drawstring design in the shape of a fish. Kids will love it, so consider making a couple for storing their stuff – cleaning up will be much more fun! Do you have any Finding Nemo fans in your house? Marjorie Jones evidently does!

Level: upper beginner AuthorMarjorie Jones

Fish Crochet Bag

Info about Bluejeangirlnc’s project versions is on Ravelry: top, bottom. Learn more about the original pattern on ravelry.com.

Takochu Octopus Free Crochet Pattern

These adorable tiny creatures by mohu deserve a place in your collection! It’s a project for beginners, so even if you haven’t tried this technique before, you will master it in no time. Use this crochet octopus as a keychain or a lucky charm! We would all like a pick-me-up like that, right? Without a doubt!

Level: beginner Authormohu

Octopus Amigurumi

Find this pattern on blog.mohumohu.com, or read more on ravelry.com.

Sea Turtle Amigurumi Free Crochet Pattern

These sea turtles with flower shells are easy to make and yet so spectacular! Such an elegant amigurumi will surely be a lovely gift for kids and adults. Do you have a friend’s birthday party on the horizon? What a wonderful coincidence! Let Loops and Love Crochet guide you.

Level: upper beginner AuthorLoops and Love Crochet

Sea Turtle Amigurumi

Find this pattern on loopsandlovecrochet.com, or read more on ravelry.com. Info about these versions by Free Cell Penguin is on Ravelry: top, bottom.

Island Play Set Free Crochet Pattern

Every toddler deserves a private island, right? Obviously! Jennifer Olivarez made that possible, so take over her mission and crochet an island for your little ones right away. This playset filled with adorable amigurumi creatures will keep them happy and busy this summer, without a doubt.

Level: intermediate AuthorJennifer Olivarez

Crocheted Playset

Find this pattern on squirrelpicnic.com, or read more on ravelry.com. Info on this version by ffroglet and the photos are on ravelry.com.

Ocean Granny Square Afghan Free Crochet Pattern

Maria’s Blue Crayon is taking us on a trip to the beach! We all think about the ocean sometimes in the middle of the cold season, don’t we? This adorable pattern will bring back all the most beautiful memories of summer! This is the kind of crochet ideas we like!

Level: upper beginner Author: Maria’s Blue Crayon

Ocean Granny Square Afghan

Find this pattern on  mariasbluecrayon.com, or read more on ravelry.com.

Sea Slug Free Crochet Pattern

How adorable is this amigurumi creature? Absolutely heart-melting! If you enjoy fairytale projects, you should certainly keep this pattern in your library. Carolyne Brodie is a master in designing cute crochet creatures, without a doubt.

Level: upper beginner Author: Carolyne Brodie

sea slug amigurumi

The original pattern and the photos are on ravelry.com.

Under the Sea Wreath Free Crochet Pattern

What a wonderful project by Natalie Beard! Her Instagram feed is surely the place to be for all the fans of amigurumi and bold color combinations. We are absolutely enchanted! Are you ready to get super inspired?

Level: upper beginner Author: sewing_the_seeds_of_love

Crochet Wreath

Find this pattern on hobbycraft.co.uk. The photos are on Instagram: top, bottom.

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Bobbie
Bobbie
5 years ago

I like the Oceanview throw. I have about 6 different afghans going so I need to finish at least one of them lol