| GMD | Text |
| Classification | 591.92 St81 |
| Publisher | Washington, National Geographic Society, c1978 |
| Subject | Marine animals -- Juvenile literature. |
| Series | Books for young explorers. |
| Description | 31 p. : ill. ; 29 cm. |
| ISBN | 0870442643 |
| Additional ISBN | 9780870442643 |