ווילי הלווייתן חוזר, הפעם מאויים ע"י ציידי לוויתנים לא-חוקיים שמרוויחים כסף מסושי. ג'סי, כעת בן 16, התחיל לעבוד על ספינת מחקר הלווייתן הקטלן, יחד עם ידידו משכבר הימים רנדולף ומדען עוקצני, דרו. על ספינת ציידי הלווייתנים ישנו רב-חובל ג'ון ווסלי ובנו, מקס, אשר אינו כל-כך מרוצה מעבדותו של אביו, אך אין לו האומץ להביע את רגשותיו. במהלך הדרך, ווילי מתאחד מחדש עם ג'סי, שעוזר למקס להבין שלוויתנים הם קצת יותר מסתם צ'יזבורגר.

Armed with a harpoon, a Swedish whaler is out for revenge after the death of his father. A greedy oil man trying to buy up the Swede's land might be the guilty party.

In the South Pacific islands, two brothers, one good and one bad, fight over the same girl and over a bag of pearls.

In 1896, three survivors of a whaling ship-wreck in the Canadian Arctic are saved and adopted by an Eskimo tribe but frictions arise when the three start misbehaving.

For several years as a terrible sea monster drowns ships of the Navy. In a small number of ships that managed to survive, in the sides were found huge holes triangular shape. Now any exit to the sea is deadly, so America sends a special frigate called Blue Star. His goal is to find and destroy the terrible monster. One of the participants of the punitive expedition is a famous Professor from France – Pierre Aronnax. He has a deep knowledge of the mysteries of the deep sea. The search for the monster continues for more than three months, but in the end, the frigate still detects it and immediately starts the attack mode. After an unsuccessful battle with the monster ship goes to the bottom, and the Professor, his servant Conseil and whaler Ned Land get on a submarine and make an amazing journey under water.

Duncan Craig signs on a whaling ship, partly because his own business deal has fallen through, partly to help Judie Nordhall find her father. Rumor has it that her father may have been murdered by Erik Bland, son of her father's partner and her one-time lover. Duncan and Erik find themselves on rival whaleboats and, ultimately, on an ice floe.

While vacationing in Greenland, a young boy befriends a playful baby seal which he names Seabert and a young Eskimo girl names Aura. After the three help to protect baby seals from hunters, they make a pact to protect endangered wildlife.