A fugitive Snork from the Frozen North comes to Snorkland to get help to save his village from Snorkeaters. It's up to Corky and the gang to help him out. There is a little fish that keeps bothering him, not knowing that this little fish is a Snorkeater-eater! And he turns out to be the best thing to ever happen to Corky and the Snork's village.

The Sand Witch is terrorizing Snorkland and Corky tries to stop the magic portal. Bigweed messes up his submarine and they both get sucked in. Corky meets a Seastar to help him get out. Bigweed meets the Sand Witch who starts chasing him. The Sand Witch catches up with Corky and Bigweed to try to get out. They get out in time and seals up the portal, but the victory is short-lived.

In the Snork Pole, a giant oil drill trashes the town. The Snorks, while visiting Espy, travel to the source of the problem- an oil rig boat. Casey and Daffney try to talk some sense to the mean captain, but he tells them to get lost. The Snorks go back to the boat and try to stop the drill, but the Capatin dismisses them again. The Snorks try to throw a rock in the works and it's a success. The captain goes down and gets the rocks off the drill. The Snorks try to stop the captain because his air tube is getting wrapped around the drill. They end up saving the Captain and Espy gets the captain to go elsewhere to drill for oil. Hopefully he has learned a lesson about kindness towards others.

Corky and Jo-Jo are travelling through and they see the Seaweeds trying to release the Big Ooze, which will destroy Snorkland. They get there too late and the Ooze is set free. The Ooze takes over Snorkland and uses electricity to get big. The Ooze also tricks the Seaweeds into getting in a cave where he has captured the Snorks. All-Star brings all the Snorks together to stop the Ooze. Bigweed agrees to help them out against his will. The Snorks get out of their jail by tricking the Ooze, and they swim for a sunken ship. They use his electric power to power the ship and make him shrink down to size. When Bigweed reneges on his word, the Snorks get him.

Galeo creates an invention that switches the identities of things. Meanwhile, three snorkeaters are terrorizing the town and All-Star hides in Galeo's machine. The snorkeaters come into Galeo's lab and one goes into his machine. All-Star and the snorkeater accidentally switch bodies! they try to keep the others in the dark about their true selves until they return to normal, which is not gonna be easy.

Corky, Jo Jo and Daffney are camping out when they encounter a human ship. On the ship, a Hindu boy named Rahji is happy to be in America because his uncle gave him a seaport in his will. Two men who want the seaport try to get it from Rahji. They chase him around the ship and he jumps in the water. The Snorks help Rahji, but then a giant submarine with Mr. Billson on it gets Rahji (and Daffney who is hiding in his turban). Corky and Jo Jo follow the sub to a secret garage, but they leave for a hotel. So Corky and Jo Jo follow them in the big city, even though they have never been there before. Rahji discovers Daffney in his turban. Rahji finds out that Mr. Billson is getting his uncle's park so he can tear it down. Daffney goes to find help and meets up with Corky and Jo Jo. They help Rahji to make it to his uncle's seaport in time to save it.