Sea otter heroes : the predators that saved an ecosystem

• Material Type: 図書
• ISBN: 9781512426311 (lb : alk. paper)
• Title: Sea otter heroes : the predators that saved an ecosystem
• Author/Editor: Patricia Newman.
• Author Heading: Newman, Patricia, 1958-
• Publication, Distribution, etc.: Minneapolis : Millbrook Press (出版)
• Publication Date: [2017]
• Publication Date (W3CDTF): 2017
• Extent: 56 pages
• Other physical details: illustrations (chiefly color), color map
• Size: 24 x 28 cm
• Place of Publication (Country Code): US
• Text Language Code: eng
• Content Type: text
• Media Type: unmediated
• Carrier Type: volume
• Subject Heading: Sea otter--Juvenile literature.; Seagrasses--Ecology--Juvenile literature.; Marine habitats--Juvenile literature.; Marine ecology--Juvenile literature.; Elkhorn Slough (Calif.)--Ecology--Juvenile literature.
• LCC: QL737.C25
• DDC: 599.769/5
• NDLC: Y11
• Target Audience: 児童
• Note (Target Audience): Ages 8-12.; Grades 4 to 6.
• Note (Bibliography): Includes bibliographical references and index.
• Collection: 児童書
• Holding library: 国立国会図書館
• Call No.: Y11-B1252
• Data Provider (Database): 国立国会図書館 : 国立国会図書館蔵書; https://ndlsearch.ndl.go.jp
• Bibliographic ID (NDL): 028860505; http://id.ndl.go.jp/bib/028860505
• LC Control Number: 2016020573; https://lccn.loc.gov/2016020573
• Cataloging Rule: RDA
• Bibliographic Record Category (NDL): 212

• Summary, etc.: "Marine biologist Brent Hughes discovered a surprising connection between sea otters and sea grass at an estuary in northern California. Follow scienc...