ISBN: 0817245103

Description: 48 pages : color illustrations, color maps ; 28 cm.

Notes: Includes bibliographical references and index.

LCCN: 96019443

Control Number: 69852

Series:

• Seas and oceans
• Seas and oceans (Austin, Tex.)

Subjects:

• Baltic Sea -- Juvenile literature.
• Baltic Sea.
• North Sea -- Juvenile literature.
• North Sea.
• Oceanography -- Baltic Sea -- Juvenile literature.
• Oceanography -- Baltic Sea.
• Oceanography -- North Sea -- Juvenile literature.
• Oceanography -- North Sea.