Users can find free mermaid tail patterns to learn on Makezine.com and MadHooker.com. There are numerous instructional patterns on Ralvery.com, TheWhoot.com.au and Yarnutopia.com as well.
The Whoot features a variety of different mermaid tail patterns and styles, including cocoon patterns and plaid ones that provide users with a variety of colors and styles. Yarnutopia features a crochet tutorial for mermaid tails of all sizes. With variable amounts of crochet materials, individuals can create the mermaid tail afghan pattern in three sizes for children, teens and adults. The Ravelry website also showcases a mermaid tail blanket pattern publish by Elizabeth Cala.