Mako Mermaids: An H2O Adventure (2016) - Netflix

This "H2O" sequel follows Zac, a boy who accidentally turns into a merman and threatens the existence of three young mermaids who guard Mako Island.

Mako Mermaids and a H2O adventure

Mako Mermaids Season 5 - Will It Ever Happen?

Watch Mako Mermaids: An H2O Adventure Season 4 Episode 12 - Trust Issues Online Now

Watch H2O: Mermaid Adventures

Watch Mako Mermaids: An H2O Adventure

Mako Mermaids - Season 1 (Ep. 1-13) - 2-DVD Set ( Mako Mermaids - Season One - Episodes 1-13 (Volume 1) ) [ NON-USA FORMAT, PAL, Reg.0 Import - Australia ] : Movies & TV

Watch Mako Mermaids: An H2O Adventure

Watch Mako Mermaids: An H2O Adventure

Watch Mako Mermaids: An H2O Adventure

Watch Mako Mermaids: An H2O Adventure

Watch Mako Mermaids: An H2O Adventure

Watch Mako Mermaids: An H2O Adventure

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Mako Mermaids: An H2O Adventure - Where to Watch and Stream - TV Guide