| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Whales and Dolphins of the European Atlantic | 978-1-903657-00-3 (1-903657-00-8) | 2000 | Dylan Walker |
| Whales and Dolphins of the North American Pacific: Including Seals and Other Marine Mammals | 978-1-903657-05-8 (1-903657-05-9) | 2007 | Dylan Walker ยท Todd Pusser |