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Our Heroine Alea Aquarius

Unsere Helden Alea Aquarius

Alea Aquarius

Oetinger’s best-selling Alea Aquarius series is an exciting ecological fantasy adventure. The books deal with themes of self-discovery, identity, romance and friendship which is appealing to a wide readership, especially to girls. The writing is direct and lyrical but also dramatic and intriguing.

The explicit ecological message gives Alea Aquarius greater weight and resonance than conventional fantasy novels. The link drawn between environmental issues and health is prescient and thought-provoking. The protection of the oceans has absolutely top priority in Alea’s world.

The Alea Aquarius series has a devoted and highly active fan base. A wide range of merchandise is also associated with the series: audio books, CDs (music co-written by Tanya Stewner and her husband), and stationery products including pens, stickers, ribbons and notepads, and teaching materials

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Meet Our Bestselling Mergirl Alea Aquarius

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Magic, suspense and a powerful call to protect our oceans: an action-packed fantasy adventure for ages 10 and up

  • A high-stakes environmental adventure sends Alea and the Alpha Cru to France in search of Alea’s mother, only to confront a devastating dead zone in the English Channel.
  • Magic and real-world ecological concerns combine as Alea is determined to use the power of the seas to fight ocean pollution and bring life back to the underwater world.
  • Friendship and courage are put to the test in the fifth instalment of Tanya Stewner’s successful fantasy series, offering adventure, mystery and a strong environmental message for ages 10 and up.

Barely escaped from the dangerous Doctor Orion, Alea and the Alpha Cru set sail for France. Alea hopes to find her mother there and finally uncover more of the truth about her past. But their journey takes a shocking turn in the English Channel, where they encounter a dead zone almost entirely devoid of life. Toxic fertiliser has deprived the water of oxygen, confronting Alea with the devastating impact humans can have on the oceans. Determined to protect the marine world she loves, Alea searches for a way to harness the magic of the seas and restore life beneath the waves. But she cannot do it alone. With her friends and the Magicals at her side, this new mission will demand courage, trust and a determination to fight for a better future.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Magical underwater fantasy meets environmental adventure: the fourth Alea Aquarius story offers suspense, friendship and a touch of romance for ages 10 and up

  • High-stakes mermaid adventure: Alea and the Alpha Cru head to Norway, where a leaking oil rig threatens to trigger an environmental catastrophe.
  • Magic meets environmental awareness as Alea searches for the Whale Wanderer and a way to free the underwater world and its creatures from the dangerous virus.
  • The fourth book in Tanya Stewner’s bestselling series combines adventure, friendship and first love with a strong heroine and an urgent message about protecting the oceans.

The Alpha Cru is heading for Norway, but their journey soon turns into a dangerous mission. A leaking oil rig threatens the sea, and Alea and the other Magicals must do everything they can to prevent a devastating oil spill. At the same time, Alea is searching for the mysterious Whale Wanderer. Could she know how to rid the magical underwater world and its creatures of the threatening virus? With the fate of the oceans at stake, Alea and her friends face a new challenge that will demand all their courage and ingenuity. In Alea Aquarius 4. The Power of the Tides, Tanya Stewner combines magical fantasy and gripping adventure with friendship, first love and a powerful environmental theme.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Mermaid fantasy with mystery, romance and an environmental heart: the third adventure in Tanya Stewner’s popular Alea Aquarius saga

  • The stakes rise dramatically in this third adventure as Alea’s search for her father takes the Alpha Cru to Iceland and closer to the truth about the deadly virus that destroyed the merfolk.
  • Mystery, adventure and first love combine as the enigmatic Doctor Orion offers Alea new hope, while Lennox’s secrets put their relationship to the test.
  • Environmental protection and the fate of the oceans remain central themes, giving the magical mermaid adventure a strong message about friendship, trust and protecting the marine world.

The Alpha Cru is heading north to Iceland, and Alea is filled with hope. Could she finally find her father there and get answers to the questions surrounding her past and the fate of the merfolk? Instead, Iceland brings Alea face to face with new mysteries. The enigmatic Doctor Orion is researching the deadly virus that wiped out the merfolk, and Alea begins to wonder whether he could help her fulfil her greatest wish: bringing her people and their underwater world back to life. But the mission also puts Alea’s relationship with Lennox under pressure. He seems to be hiding something from her, forcing Alea to confront difficult questions about trust and love just as the secrets of the oceans become more urgent than ever.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

  • Eagerly awaited: volume 10 of Tanya Stewner’s captivating fantasy book series for children aged 10 and up.
  • Danger in the water: Alea and the Alpha Cru fight against a mysterious virus that the nasty Doctor Orion has released.
  • Important themes: The Alea Aquarius books deal with important themes such as friendship, growing up and first love.
  • Environmental protection explained to children: The fantasy children’s book conveys to young readers in an exciting way how important it is to protect the seas.
  • Captivating and emotional right through to the last page: Alea Aquarius volume 10 is the perfect reading material for fans of Seawalkers, Woodwalkers and Ruby Fairygale.

Dive into the tenth volume of Tanya Stewner’s bestselling fantasy series—a spellbinding adventure for readers aged 10 and up

Alea is finally reunited with her twin sister Thea. But the joy lasts only a short time: mermaid Akira has fallen seriously ill! Doctor Orion must have released the virus targeting magical beings. In the water, they are in mortal danger, but where can they flee? How many magical beings have already been infected? Is Cassaras also in danger, since he is half Landsider, half mermaid? Together with Lennox and Thea, Alea sets out to look for him. And where is Doctor Orion? Is he ready to strike back? But without the magical beings, the Alpha Cru has no chance of defeating him.

Adventure, friendship and magic: Tanya Stewner’s bestselling series is an exciting mermaid saga for children aged 10 and up. The fantasy books fascinate with strong characters, a gripping plot and an important message about protecting the seas.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Mermaid fantasy meets environmental adventure: the eagerly anticipated sixth volume in Tanya Stewner’s bestselling series for ages 10 and up

  • A dramatic new challenge for Alea Aquarius: robbed of their memories, Alea and the Alpha Cru must piece together their past while facing mysterious new adversaries and fighting to save their friends.
  • Adventure with an environmental heart: alongside suspense, emotion and humour, the sixth volume once again puts marine conservation centre stage, weaving the consequences of ocean pollution into the fantasy storyline.
  • A proven bestselling series: Alea Aquarius regularly reaches No. 1 on the SPIEGEL bestseller list, with 640,000 books and audiobooks sold.

The Alpha Cru have lost all their memories. With no idea who is targeting them or whom they can trust, the friends must rediscover who they are and unravel the mysteries surrounding their past. Who is the strange man in the black coat watching them from the harbour with his barrel organ? And were there once more members of the Alpha Cru? Despite the odds stacked against her, Alea is determined to confront their adversaries and save her friends. Following directly on from Volume 5’s dramatic cliffhanger, Tanya Stewner combines suspense, adventure, sadness and humour with the series’ continuing commitment to protecting the oceans, making environmental awareness an integral part of Alea Aquarius’s magical world.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Magic, environmentalism and first love combine in the eighth thrilling instalment of the internationally successful mermaid saga for ages 10 and up

  • High-stakes mermaid fantasy with a purpose: the eighth volume combines an urgent battle to protect the oceans with themes of environmentalism, friendship and first love.
  • An international success story continues: bestselling author Tanya Stewner sends Alea and the Alpha Cru into another suspenseful adventure packed with magical creatures, new allies and a dangerous race against Doctor Orion.
  • An atmospheric new setting expands the saga: the narrow streets of Venice become the gateway to powerful allies as an ancient force begins to stir beneath the sea.

Alea has regained her magical powers and is a mermaid once more, but there is little time to celebrate. Thea has been abducted by Doctor Orion, whose plans threaten the Magical beings throughout the world’s oceans. What role will Tess play in stopping him, and could the Alpha Cru’s newest member hold the key? As an ancient power rises beneath the waves, the Alpha Cru’s search for new allies leads them through the narrow streets of Venice and towards a decisive confrontation with Orion. With friendship, environmental protection and first love woven into its magical adventure, Tanya Stewner’s eighth volume sustains the suspense right through to the final page.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Mermaid magic, environmental themes and a long-awaited reunion combine in the thrilling seventh instalment of the bestselling fantasy series for ages 10 and up

  • A fresh quest with powerful emotional stakes: Alea and Lennox set out for the legendary Lorelei Rocks in the hope of finding Alea’s twin sister Anthea and restoring Alea’s mermaid abilities.
  • Parallel journeys keep the suspense high: while Alea searches for answers on land, Sammy, Ben and Tess sail towards Rome with a plan to set a trap for Doctor Orion, unaware of just how great the danger may already be.
  • The seventh volume in Tanya Stewner’s number-one bestselling series once again combines fantasy adventure with compelling themes of environmental protection, friendship and solidarity.

Alea and Lennox are heading overland towards the legendary Lorelei Rocks. Somewhere beneath the dangerous currents of the Rhine, they hope to find Alea’s twin sister Anthea. Could a reunion with her finally restore Alea’s mermaid abilities? Meanwhile, Sammy, Ben and Tess are sailing towards Rome with a plan to lure Doctor Orion into a trap. But if he discovers what the friends are attempting, they could all be in serious danger. With the Alpha Cru divided between two crucial missions, the seventh Alea Aquarius adventure brings together suspense, friendship, love and the longing for reunion, while continuing the series’ strong focus on environmental protection and solidarity.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Sea magic meets environmental adventure: an award-winning mermaid series opener for ages 10 and up, combining mystery, friendship and a powerful message about protecting our oceans

  • A bestselling mermaid adventure with depth: sea magic, suspense and self-discovery combine in an immersive opening volume by Tanya Stewner, with The Call of the Water also recognised as a Dein SPIEGEL bestseller.
  • Adventure meets environmental awareness: Alea’s discoveries about the sea are interwoven with themes of marine pollution, ocean clean-up and protecting the natural world, giving the fantasy a strong contemporary dimension.
  • A compelling series set-up for ages 10 and up: Alea’s mysterious origins, her unexpected abilities and the charismatic Alpha Cru create a rich world of friendship, identity and seafaring adventure with strong continuing potential.

Alea has always felt a deep longing for the sea, yet she has spent her life believing that contact with water could be fatal. It was a warning from her mother before she disappeared, and one that Alea has never dared to question. Everything changes when Alea joins the Alpha Cru, a group of children travelling the seas aboard a sailing boat. When a storm throws her overboard, she discovers that the truth about the water, and about herself, is very different from what she has always believed. Secrets surrounding her origins and extraordinary abilities draw her into a world of sea magic and adventure. Tanya Stewner combines an absorbing journey of friendship and self-discovery with a contemporary environmental message centred on marine pollution and ocean protection. Winner of the Kalbacher Klapperschlange 2016 and a Dein SPIEGEL bestseller, this opening volume establishes an appealing magical world with Alea and the Alpha Cru at its heart.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Mermaid magic, mystery, first love and an environmental message combine in the captivating second Alea Aquarius adventure for ages 10 and up

  • A bestselling fantasy adventure continues: Alea’s discovery that she is a mermaid opens up new mysteries about her origins and the seemingly deserted underwater world.
  • Adventure, friendship and first love intertwine as Alea and the Alpha Cru travel to Loch Ness, while her mysterious connection with Lennox grows stronger.
  • Environmental protection and ocean pollution take on an even greater role, combining magical adventure with an inspiring message about protecting the seas.

At last, Alea knows why she has always felt different: she is a mermaid. But her discovery raises more questions than it answers. What happened to her natural mother eleven years ago? Why does the underwater world seem so deserted? And can Alea really be the only member of the merfolk left? Together with the Alpha Cru, Alea sets off for Loch Ness in Scotland in search of answers. As she uncovers more about her origins and the secrets of the marine world, Lennox is searching for answers of his own. He, too, is half mer, and the mysterious bond between them becomes increasingly difficult to ignore. The second volume in Tanya Stewner’s Alea Aquarius series takes readers deeper into its magical world, combining suspense and adventure with friendship, first love and a growing awareness of the threats facing the oceans.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

A friendship book with an adventurous twist: creative challenges, DIY activities and shared experiences for Alea Aquarius fans aged 10 and up!

  • Much more than a friendship book: Entry pages combine with creative challenges, puzzles, recipes and DIY ideas to turn Alea Aquarius fandom into a shared experience.
  • Made for the whole crew: Children can invent their own crew name, create membership cards, write a song together, bake and decorate Alea’s vegan biscuits or organise an ocean disco.
  • Creativity meets the Alpha Cru spirit: Scrapbooking, upcycling and playful real-world challenges encourage friends to get creative together and bring the world of Alea Aquarius into their everyday lives.

Create a crew, get creative and dive into the world of Alea Aquarius together! This interactive friendship book combines classic entry pages with imaginative activities and challenges inspired by Alea and the Alpha Cru. Friends can find a name for their crew, design membership cards, fill scrapbook pages and tackle puzzles, as well as taking on challenges together. They might bake and decorate Alea’s vegan biscuits, write their own song, transform unwanted clothes into something new or even organise an ocean disco. And for those ready to be a little bolder, there are challenges such as painting their nails as colourfully as Sammy or singing in public. With its mix of friendship, creativity and hands-on activities, this is a playful way for Alea Aquarius fans aged 10 and up to experience the spirit of the Alpha Cru with their own friends.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Time to uncover great secrets: Part 2 of “The Song of the Whales”

The spectacular ninth volume – Part 2 – of the Alea Aquarius bestselling series! After the major climate concert in Rome holds numerous surprises, Alea and her friends plan the long-awaited meeting with Doctor Orion in front of the Colosseum. Will they succeed in capturing the treacherous doctor and taking him to a Lafora? Can other sea children and the Ocean Knights help them? What role does Orion’s husband Jinx play? And will Alea and her sister finally find their way back to each other? New friendships, fast-paced developments and eagerly awaited revelations mean that Alea fans will also get their money’s worth in this second part of the ninth volume.

  • Part 2 of Volume 9 of the series about Alea Aquarius, the mermaid with magical abilities.
  • Alea’s heart beats for environmental protection and especially for the inhabitants of the oceans.
  • Do you love the sea and fantastic adventures? Then follow Alea and her friends, come aboard the Crucis and sail with the wind across the world’s oceans.
  • Tanya Stewner has created a character with Alea Aquarius who, as a former outsider, has learned to trust in her own strengths and skills. 
  • Exciting reading material for everyone who wants to immerse themselves in real life and foreign worlds
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Stewner, Tanya (Written by) Hennig, Simone (Written by) Carls, Claudia (Illustrated by)

  • All four chapter book reading adventures finally in one volume!
  • With beautiful color illustrations on every page

Magical sea adventures, great friendship stories and the important topic of environmental protection: this anthology takes first-time readers on an unforgettable journey through the oceans alongside Alea and her Alpha Cru. Tanya Stewner's Alea Aqurius series is an exciting sea girl saga full of adventure and magic. A must-have for all Alea fans and those who want to become one, as well as a wonderful preparation for the bestselling series for 10-year-old readers.

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

  • Exciting mermaid saga: Part 1 of volume 9 of the Alea Aquarius series offers a gripping continuation of the bestselling series with exciting adventures of Alea Aquarius and the Alpha Cru.
  • Diverse themes: The story explores themes such as environmental protection, commitment, love, friendship and adventure, which will delight young readers.
  • International success story: The bestselling series is not only a great success in Germany, but also internationally in countries such as the USA, Belgium, Denmark, Sweden, Norway or Japan.
  • For fans of fantasy books: For fans of Seawalkers, Woodwalkers, Ruby Fairygale and Alea Aquarius, Part 1 of volume 9 offers another action-packed and adventurous reading experience.
  • High-quality design: Author Tanya Stewner and illustrator Claudia Carls have created a fantastic world with great attention to detail, making for great reading pleasure.

The No. 1 young adult book bestseller according to "Dein SPIEGEL": Part 1 of Alea Aquarius's new adventure

A dangerous mission for the Alpha Cru! Can they stop the destruction of the sea?

After reaching Rome, the Alpha Cru returns home aboard the Crucis. Bigger challenges than ever before await Alea and her friends. How can they stop the Gretzer, who are dumping toxic industrial waste in the Tyrrhenian Sea? The destruction of the sea is reaching unprecedented proportions, and the big climate concert in Rome becomes a test of mettle for the Alpha Cru. With this performance, they are risking nothing less than their lives, because Doctor Orion has them in his sights. Will he strike in the stadium after all?

Gang spirit, music, environmental activism and an insight into the world of the Magicals never granted before make this first part of the ninth volume a guaranteed reading pleasure. 

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Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

  • In this comprehensive compendium, Alea Aquarius fans get up close to their favourite characters
  • Plus yet unpublished Alea Aquarius story by Tanya Stewner!

There’s so much to browse, and stacks of exciting new background information about the protagonists, fascinating minor characters and much more besides. The ultimate book and absolute must-have for everyone who loves Alea and the Alpha Cru!

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Hennig, Simone (Written by) Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

A perfect first step into the world of Alea Aquarius: a magical ocean adventure for confident beginning readers aged 8 and up

  • Music brings magic back to the sea: the Alpha Cru writes a special song for the Gilves and sets out to deliver it to their hidden city beneath the seabed.
  • An accessible Alea Aquarius adventure for confident beginning readers aged 8 and up, with straightforward sentence structures and a more advanced level of text to support independent reading.
  • Courage, friendship and protecting the oceans are woven naturally into the story, while colourful illustrations by Claudia Carls and environmental puzzles add visual appeal and interactive fun.

The underwater world has fallen silent since the merpeople disappeared, and Alea wants to bring music back to the sea. Together, the Alpha Cru writes a song for the Gilves, the magical sea creatures who love music more than anything. But how can the song reach the Gilves’ hidden city deep beneath the seabed? Perhaps La-Uschi, an extraordinary eavesdropping snail, knows the answer. Soon Alea and her friends are swept into a new underwater adventure in which music inspires hope and friendship makes all the difference. With accessible language, colourful illustrations by Claudia Carls and puzzles about the environment, Alea Aquarius. A Song for the Gilves encourages independent reading while introducing children to Alea’s magical marine world and its themes of courage, friendship and protecting the oceans.

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Hennig, Simone (Written by) Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

Magical creatures, a real environmental challenge and the power of teamwork come together in an accessible Alea Aquarius adventure

  • Environmental action meets underwater magic: when dumped tyres threaten the spawning grounds of the Isibelles’ brown trout, Alea turns protecting the river into an exciting rescue mission.
  • A strong teamwork message drives the adventure as water goblins and Isibelles discover that their very different abilities become far more powerful when they work together.
  • A self-contained Alea Aquarius adventure by Tanya Stewner and Simone Hennig, with colourful illustrations by Claudia Carls.

Alea and the Alpha Cru make a disturbing discovery: the owner of a scrapyard has dumped a huge pile of old tyres into a river, covering the clean gravel where the Isibelles’ brown trout have come to lay their eggs. Alea knows they have to act. But the tiny river guardians cannot shift the heavy tyres alone, and the water goblins and Isibelles are used to keeping to themselves. Alea persuades them to join forces, setting in motion an adventurous clean-up in which strength, courage and different magical abilities are all needed. Together, the unlikely allies discover that even the smallest creatures can make a big difference when everyone pulls together. And for Alea, their new alliance becomes an unforgettable birthday gift.

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Hennig, Simone (Written by) Stewner, Tanya (Written by) Carls, Claudia (Illustrated by)

At last, there’s an Alea Aquarius for beginning readers, too! Sammy has gone missing! Ben, Alea and Lennox immediately set out into the magical underwater world to look for him. When they find his camera floating around between plastic waste, they start to feel very worried. Where on earth can Sammy be? What can have happened? With Alea Aquarius. Mermaid Magic by Tanya Stewner and Simone Hennig, the exciting mergirl adventures featuring Alea, Sammy and Lennox, are now also available for beginning readers of eight and over.

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