So long, and thanks for all the fish
Preceded by: [Life, the Universe and Everything][1]

So Long, and Thanks for All the Fish is the fourth book of the Hitchhiker's Guide to the Galaxy "trilogy" written by Douglas Adams. Its title is the message left by the dolphins when they departed Planet Earth just before it was demolished to make way for a hyperspace bypass, as described in The Hitchhiker's Guide to the Galaxy.

Followed by: [Mostly Harmless][3]

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Also contained in:

 - [The Hitch Hiker's Guide to the Galaxy: A Trilogy in Four Parts][4]
 - [The More Than Complete Hitchhiker's Guide][5]
 - [Ultimate Hitchhiker's Guide to the Galaxy](https://openlibrary.org/works/OL2163706W)

  [1]: https://openlibrary.org/works/OL2163716W
  [2]: http://www.douglasadams.com/creations/0671745530.html
  [3]: https://openlibrary.org/works/OL2163718W
  [4]: https://openlibrary.org/works/OL2163692W
  [5]: https://openlibrary.org/works/OL2163713W
Trilogy of Four, fantasy fiction, Fiction, Interplanetary voyages, Science Fiction
Douglas Adams
Douglas Adams was born in Cambridge in March 1952. He was creator of all the various manifestations of *The Hitchhiker's Guide to the Galaxy*.

Douglas died unexpectedly in May 2001 of a sudden heart attack at the age of 49.