Continuity: During the hurricane, Eric's ship is tossed violently around on the waves. But when Ariel is thrown back into the water and the ship is seen from below, it's barely moving at all.

Revealing: When Ariel turns into a human for good at the end, Eric kisses her and then they are shown at their wedding. The last shot of the movie is the same shot as this one.

Continuity: When Ariel is trying to escape from the shark in the sunken ruin, she dashes out of a porthole without her bag of treasures. Then as she swims away, the bag is suddenly in her hands again.

Continuity: When Ariel and Flounder first come to Scuttle, he drops an anchor and falls below. When he does this, a few feathers fall out of him. But the feathers never land.

Audio problem: In the beginning, when Flounder and Ariel are exploring the sunken ship, the ceiling caves in on Flounder. He swims toward Ariel and yells her name but his mouth is closed.

Continuity: During "Kiss the Girl", Ariel is wearing a large bow in her hair. It disappears at one point when the shot shows her and Eric's silhouettes on the water.