Factors Influencing the Return of Fall Chinook Salmon (Oncorhynchus Tshawytscha) To Spring Creek Hatchery (Classic Reprint) - Couverture souple

Charles O. Junge Jr.

9781332919048: Factors Influencing the Return of Fall Chinook Salmon (Oncorhynchus Tshawytscha) To Spring Creek Hatchery (Classic Reprint)

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ISBN 10 : 1332919049 ISBN 13 : 9781332919048

Editeur : Forgotten Books, 2018

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Unlock the story behind salmon returns and hatchery success with clear, data‑driven insights. This book analyzes how fingerling and fry releases, water temperatures, and other factors shape the survival of fall Chinook salmon at Spring Creek Hatchery and related sites. Readers will see how researchers build a quantitative link between releases and adult returns, and what that means for hatchery practice.

This edition presents the development of essential data, the methods used to measure production, and the real challenges researchers face when comparing hatchery and natural stocks. It stays focused on the questions at hand and describes the steps scientists take to draw practical conclusions from complex, real‑world observations.

How release size and timing affect survival from egg to adult.

How water temperature and temperature changes influence early development and mortality.

Ways researchers estimate natural spawners and track return rates across years.

Questions guiding future improvements in hatchery design and management.

Ideal for readers of fisheries science and hatchery management who want a grounded view of how data informs decisions and policies in salmon conservation.

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�diteur: Forgotten Books
Date d'�dition: 2018
Langue: anglais
ISBN 10: 1332919049
ISBN 13: 9781332919048
Reliure: Broch�
Nombre de pages: 41
Coordonn�es du fabricant: Copytech (UK) Ltd, Trading as Printondemand-worldwide.com
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9780666478412: Factors Influencing the Return of Fall Chinook Salmon (Oncorhynchus Tshawytscha) To Spring Creek Hatchery (Classic Reprint)

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ISBN 10 : 0666478414 ISBN 13 : 9780666478412
Editeur : Forgotten Books, 2018
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Factors Influencing the Return of Fall Chinook Salmon (Oncorhynchus

Charles O. Junge Jr., Lloyd A. Phinney

Edit� par Forgotten Books, 2018

ISBN 10 : 1332919049 ISBN 13 : 9781332919048

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Vendeur : Forgotten Books, London, Royaume-Uni

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Paperback. Etat : New. Print on Demand. This book examines the influences of environmental factors, hatchery techniques, and fishing practices on the return rates of fall chinook salmon to a federal hatchery. The facility, located on the mighty Columbia River, plays a crucial role in maintaining and restoring the population of this prized salmon species. The author delves into the historical context of salmon hatchery practices, tracing the evolution of techniques and their impact on fish survival. Comprehensive data analysis reveals insights into the complex relationship between hatchery releases and adult returns, shedding light on the optimal timing, size, and conditions for successful releases. The author also explores the effects of fishing practices, including gillnetting and ocean trolling, on the returning salmon population. Through meticulous research and analysis, this book offers valuable knowledge for fishery managers, conservationists, and anyone interested in the sustainable management of this keystone species. It highlights the importance of understanding the intricate factors that influence salmon survival and provides a roadmap for future efforts to protect and restore their populations. This book is a reproduction of an important historical work, digitally reconstructed using state-of-the-art technology to preserve the original format. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in the book. print-on-demand item. N� de r�f. du vendeur 9781332919048_0

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