Bring handmade charm to your craft basket with this Hammerhead Shark Amigurumi crochet pattern! Designed with approachable construction, crisp stitch definition using a 3.5 mm (US E/4) hook, and step-by-step assembly photos.
Whether you are decorating your home for the autumn season or crafting gifts for friends, this pattern was designed from the ground up for relaxation and clean, crisp stitch definition.
One of the most common frustrations in crochet is vague sizing or running out of yarn right at the final row. That is why every stitch in this tutorial has been physically crocheted, swatch-tested, and audited with our designated 3.5 mm (US E/4) hook.
Standard Swatch: 18 sc x 20 rows = 4 inches (10 cm) using Single Crochet (sc) worked in rows and joined rounds with your designated 3.5 mm (US E/4) hook.
Using your 3.5 mm (US E/4) crochet hook and main color yarn, form a slip knot or magic ring as specified for the Hammerhead Shark Amigurumi foundation.
His finished measurements are approximately 18 cm (7 inches) from the tip of the head to the tail fins, and about 12.5 cm (5 inches) from the tip of the dorsal fin to the bottom of the belly.
Before we get into it, just a note about the yarn. I used a light weight (category 3) yarn in grey and white. The yarn is called A.T.I. I got it at a local store and I don’t believe it’s available in big box stores like Michaels. There’s no
Row 3: Inc, sc 6, inc (10 sts)
Now we will start the first fin. You will be crocheting only part way along the previous row before turning.
Row 4: Inc, sc 4 (6 sts)
Row 8: Sc 3, dec (4 sts)
Row 9: Dec, sc, inc (4 sts)
Row 10: Sc 2, dec (3 sts)
Tie off. Turn your work so that the completed fin is on the left (as you look at it) as seen in the picture below. Join your yarn and begin working on the remaining stitches from Row 3. Repeat rows 4-13 for second fin.
Row 1: Sc along (6 sts)
Rows 2-3: Sc along (6 sts)
Rows 7-8: Sc along (10 sts)
Row 9: Inc, sc 8, inc (12 sts)
Rows 10-11: Sc along (12 sts)
Row 15: Sc along (16 sts)
With your 3.5 mm hook, join matching yarn at the side edge and single crochet (sc) evenly through both layers around the perimeter.
Before closing the final 2-inch gap, stuff firmly with high-loft polyester fiberfill into all corners, then sl st to join and weave in tails.
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Clear answers to common gauge, yarn weight, and technique inquiries
This pattern is calibrated for a single 3.5 mm (US E/4) crochet hook throughout every step. Using the same 3.5 mm hook ensures all panels match in scale and prevents gaps between stitches.
Yes! Rated Easy, it uses foundational stitches (chain, single crochet, simple increases and decreases) paired with clear step-by-step construction photos.
Clip the front and back panels together at the corners and midpoints with locking stitch markers before crocheting around the perimeter, and stuff progressively in small tufts.
Absolutely! A smooth worsted or DK cotton yarn worked with your 3.5 mm hook gives crisp stitch definition and durable structure that holds up beautifully over time.
Spot clean gently with cool water and mild wool wash, or hand wash lightly and reshape flat on a dry towel away from direct heat.
This pattern uses standard US crochet terminology with a locked 3.5 mm (US E/4) hook: Magic Ring (DE: Fadenring, FR: Cercle magique, IT: Anello magico, ES: Anillo mágico) • Single Crochet [sc] (DE: feste Masche, FR: maille serrée, IT: maglia bassa, ES: punto bajo) • Half Double Crochet [hdc] (DE: halbes Stäbchen, FR: demi-bride, IT: mezza maglia alta, ES: medio punto alto) • Double Crochet [dc] (DE: Stäbchen, FR: bride, IT: maglia alta, ES: punto alto) • Slip Stitch [sl st] (DE: Kettmasche, FR: maille coulée, IT: maglia bassissima, ES: punto deslizado).
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