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Fishy Aleks Crochet Sweater Amigurumi Pattern

Fishy Aleks Crochet Sweater Amigurumi Pattern
4.7★Rating
10-12 HoursTime Needed
3.3KMade This
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Intermediate Level

Ideal for those with basic crocheting experience, featuring slightly more advanced stitches and techniques to expand your skills.

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Slow & Steady

A 10-12 hour project—great for savoring the process over several sessions.

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Playful Twist

Fun patterns meet timeless design in pieces that express personality while remaining wonderfully wearable.

About This Fishy Aleks Crochet Sweater Amigurumi Pattern

Fishy Aleks Crochet Sweater Amigurumi Pattern crochet pattern - detailed view

Perfect for anyone who loves a bit of storytelling in their wardrobe. This jumper looks amazing paired with your favorite jeans for a day out or snuggled up by the fire after a long day of crafting.

Why You'll Love This Fishy Aleks Crochet Sweater Amigurumi Pattern

I honestly fell in love with how much character this fish has—it is actually based on my partner's love for fishing! The best part is that the fish graph is a fantastic scrap-buster, so you can use up all those little bits of yarn you have been saving to create a one-of-a-kind variegated effect. It is a project that feels personal and looks professional once it is all seamed up.

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Switch Things Up

When I first sat down to design the Fishy Aleks Sweater, I wanted something that felt like a warm hug but had a bit of a quirky edge. My partner is obsessed with fishing, and watching him tie flies inspired me to bring that same level of detail into a crochet piece. I spent hours sketching out that perch graph to make sure the fins looked just right!

One of my favorite things about this pattern is how much it encourages you to play with your stash. I actually used two strands of different green and brown DK yarns held together for the fish body, which gave it this beautiful, mottled look that mimics real fish scales. It is such a great way to use up those leftovers that are too small for a full project but too pretty to throw away.

Don't let the intarsia part intimidate you—once you get into the rhythm of switching colors, it is actually quite meditative. Just remember to keep your yarn bobbins organized! I usually use clothes pins to keep my different colors from turning into a giant knot. I can't wait to see the color combinations you all come up with. Maybe a rainbow fish is in someone's future? Whatever you decide, just have fun with it and make it yours!

Common Mistakes & How to Fix Them

✗ When starting the fish graph, double-check your centering math; if you miscount the background stitches on Round 23, your perch will end up lopsided on the chest.✗ Be careful not to pull your yarn floats too tight during the intarsia sections, as this can cause the front panel to pucker and lose its flat shape.✗ It is easy to forget that the front and back necklines have different row counts for their decreases—the front needs 8 rows while the back only needs 4 to sit correctly.✗ Make sure to test the collar opening before you finish the ribbing; if your slip stitches are too tight, the sweater might be difficult to pull over your head.

Fishy Aleks Crochet Sweater Amigurumi Pattern

There is something so incredibly satisfying about watching a picture come to life in your crochet work, and this Fishy Aleks Sweater is the perfect way to play with color. I designed this cozy jumper to be the ultimate wardrobe staple for nature lovers and fishing enthusiasts alike. You will love the relaxed fit and the way the intarsia perch adds a pop of personality to your everyday style. Whether you are making it for yourself or as a thoughtful gift, the rhythmic half double crochets make it a joy to work on from the first chain to the final cuff.

Intermediate 10-12 Hours

Materials Needed for Fishy Aleks Crochet Sweater Amigurumi Pattern

— Main Fabric

  • 01
    Aran weight yarn in a base color of your choice (approx. 400g to 1750g depending on size)
  • 02
    Small amounts of DK weight scrap yarn in four colors for the fish (roughly 10-20g per color)
  • 03
    Optional: Combine two strands of DK yarn for the fish to create a variegated look

— Tools Required

  • 01
    5.0mm crochet hook
  • 02
    Sharp scissors
  • 03
    Stitch markers or bobby pins
  • 04
    Tapestry needle for seaming and weaving in ends

Progress Tracker

0% Complete

— 1. Front Panel - Size XS :

Foundation row :

ch 55.

Round 1 :

1 hdc into the 3rd ch from the hook and each ch across. (53 sts) ch 2 & to.

Round 2-22 :

1 hdc into every st across. (53 sts) ch 2 & to.

Round 23-38 :

Work 7 hdc in base color, follow the smaller fish graph for 39 sts, then 7 hdc in base color. (53 sts) ch 2 & to.

Round 39-52 :

1 hdc into every st across. (53 sts) ch 2 & to.

— 2. Front Panel - Size S :

Foundation row :

ch 61.

Round 1 :

1 hdc into the 3rd ch from the hook and each ch across. (59 sts) ch 2 & to.

Round 2-22 :

1 hdc into every st across. (59 sts) ch 2 & to.

Round 23-38 :

Work 10 hdc in base color, follow the smaller fish graph for 39 sts, then 10 hdc in base color. (59 sts) ch 2 & to.

Round 39-52 :

1 hdc into every st across. (59 sts) ch 2 & to.

— 3. Front Panel - Size M :

Foundation row :

ch 68.

Round 1 :

1 hdc into the 3rd ch from the hook and each ch across. (66 sts) ch 2 & to.

Round 2-26 :

1 hdc into every st across. (66 sts) ch 2 & to.

Round 27-42 :

Work 13 hdc in base color, follow the smaller fish graph for 39 sts, then 14 hdc in base color. (66 sts) ch 2 & to.

Round 43-56 :

1 hdc into every st across. (66 sts) ch 2 & to.

— 4. Front Panel - Size L :

Foundation row :

ch 76.

Round 1 :

1 hdc into the 3rd ch from the hook and each ch across. (74 sts) ch 2 & to.

Round 2-26 :

1 hdc into every st across. (74 sts) ch 2 & to.

Round 27-47 :

Work 13 hdc in base color, follow the bigger fish graph for 47 sts, then 14 hdc in base color. (74 sts) ch 2 & to.

Round 48-56 :

1 hdc into every st across. (74 sts) ch 2 & to.

— 5. Neckline Shaping - Front (All Sizes) :

Info :

Begin at the designated row for your size (XS/S: 53, M/L: 57, XL/2XL: 63, 3XL/4XL: 69, 5XL: 75).

Shoulder Row 1 :

Work 1 hdc into the first set of sts (XS:19, S:22, M:25, L:29, XL:32, 2XL:35, 3XL:40, 4XL:43, 5XL:46). ch 2 & to.

Shoulder Row 2 :

1 hdc2tog, then 1 hdc in each remaining st. ch 2 & to.

Shoulder Row 3-8 :

Repeat the previous two rows for a total of 8 shaping rows. Fasten off and repeat for the other shoulder.

— 6. Back Panel :

Info :

Construct exactly like the front panel using the same foundation and initial rows, but skip the fish graph and work in solid base color until you reach the back neckline shaping rows.

Back Row 1-56 (XS/S) :

1 hdc in each st across. (53/59 sts) ch 2 & to.

Back Neckline :

Work 4 rows of shoulder extensions using the same decrease logic as the front, but only for 4 rows total.

— 7. Sleeves :

Info :

Seam the shoulders and sides first, leaving a gap for the armholes.

Round 1 :

Attach yarn to armhole, sc around the opening, sl st to join. ch 2.

Round 2 :

1 hdc in every st around. sl st to join. ch 2 & to.

Round 3-Length :

Repeat the previous round until the sleeve reaches your desired length. Fasten off.

— 8. Ribbing and Collar :

Collar Info :

Attach yarn to the neck edge. Work 2 rounds of sc around the opening.

Collar Ribbing :

ch 6. 1 sc in blo of each ch. sl st into the next two neck sts to join. to and repeat around the entire collar.

Bottom Ribbing :

ch 7. 1 hdc in each ch. Then 1 hdc in blo for all following rows until it fits around the base of the sweater. Attach by sl st or sewing.

Assembly Instructions

  • Lay your front and back panels together with right sides facing and seam the shoulders using either a slip stitch or a tapestry needle.
  • Sew the side seams starting from the bottom hem upwards, stopping when you reach the desired armhole depth for your size.
  • Attach your yarn to the bottom edge of the sweater and sew or slip stitch your prepared ribbing strip all the way around the hem.
  • Work your sleeve rounds directly into the armhole openings, repeating for both sides until they reach your wrist.
  • Create two ribbed cuff strips and attach them to the ends of your sleeves, ensuring the fit is snug but comfortable.
  • Join the collar ribbing to the neckline, making sure to work into the back loops only to maintain the ribbed texture.
  • Finish by weaving in all loose yarn tails on the inside of the garment and give the sweater a light block if needed.

Important Notes

  • 💡Always try the sweater on against your body as you go to ensure the length and width are working for your specific frame.
  • 💡If you find yourself between two sizes, I recommend following the instructions for the larger size and simply reducing a few stitches for a custom fit.
  • 💡The fish graph is worked from the bottom right corner to the top left, with each square representing one half double crochet stitch.
  • 💡When working the collar, ensure you can comfortably fit your head through the opening before you finish the final join.
  • 💡Using several small skeins of yarn for the intarsia fish can help prevent your threads from tangling as you turn your work.

I am so excited for you to get started on this fishy adventure! There is something truly magical about turning a pile of yarn into a wearable piece of art, and I know you are going to do an amazing job. Don't be afraid to experiment with different colors for your perch—maybe a neon fish or a soft pastel one? Whatever you choose, I hope this sweater brings a smile to your face every time you pull it on. Happy hooking, and enjoy every single stitch of your new favorite jumper! 🧶🐟✨

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FAQs

Can I use a different yarn weight like DK for the whole sweater?

You can, but since DK is thinner than Aran, your sweater will turn out much smaller than the measurements listed. If you use DK, I suggest following the instructions for a size or two larger than you usually wear.

How do I read the fish graph if I am left-handed?

If you are a lefty, you should read the graph from bottom left to top right instead of the standard right-to-left direction to ensure the fish faces the correct way.

What is the best way to change colors for the fish?

To get the cleanest look, start your last half double crochet in the old color, but pull through the final three loops with the new color. This makes the transition seamless.

Do I have to use the intarsia technique for the fish?

You can carry the yarn behind your work (tapestry crochet), but intarsia is recommended here because it keeps the fabric light and prevents the darker colors from showing through the lighter ones.

Can I make the sweater longer or cropped?

Absolutely! To make it longer, just add more rows of plain half double crochet before you start the fish graph. For a cropped look, subtract rows from the bottom section.