Spawning Migration of the European Eel

Spawning Migration of the European Eel
Title Spawning Migration of the European Eel PDF eBook
Author Guido van den Thillart
Publisher Springer Science & Business Media
Pages 472
Release 2008-12-18
Genre Science
ISBN 1402090951

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Freshwater eels are almost infinitely improbable creatures. They spawn and die in the middle of the ocean, often associated with undersea mountains. Their tra- parent, leaf-like larvae move with ocean currents for months or years until they approach the mouths of freshwater rivers. Then they undergo a dramatic transf- mation in morphology, physiology and behavior. They move from their planktonic oceanic environment, migrate upstream and live for several years as apex fre- water predators. Then, almost impossibly, as they become sexually mature, they reverse their migration downstream to the ocean and back to spawning grounds to complete their life cycle. The dramatic changes in their life cycles are incredible. The efforts to unravel the details of their life history have been truly daunting. Much of the past research was the work of dedicated individuals who devoted their lifetime research to these fishes. Freshwater eels merit a separate chapter in almost any textbook dealing with ichthyology, marine biology or animal migration. We know a great deal about some aspects of the biology of freshwater eels. However, our understanding of their bi- ogy still resembles a work of art as much as a work of science. To some it appears like the sweeping brush strokes of a Japanese Zen landscape, to others it resembles the work of a French impressionist, and to still others it appears as magic realism.

Eel Physiology

Eel Physiology
Title Eel Physiology PDF eBook
Author Francesca Trischitta
Publisher CRC Press
Pages 374
Release 2016-04-19
Genre Nature
ISBN 146659828X

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Eel of the genus Anguilla is an extraordinary fish, which due to its particular life cycle has fascinated biologists and physiologists ever since the pioneering works of Homer H. Schmidt in the 1930s. The Eel has become an excellent model for various aspects of adaptive physiological research. Despite that, several books dealing with eel biology, a

Swimming Physiology of Fish

Swimming Physiology of Fish
Title Swimming Physiology of Fish PDF eBook
Author Arjan P. Palstra
Publisher Springer Science & Business Media
Pages 427
Release 2012-08-30
Genre Science
ISBN 3642310494

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In light of mounting fishing pressures, increased aquaculture production and a growing concern for fish well-being, improved knowledge on the swimming physiology of fish and its application to fisheries science and aquaculture is needed. This book presents recent investigations into some of the most extreme examples of swimming migrations in salmons, eels and tunas, integrating knowledge on their performance in the laboratory with that in their natural environment. For the first time, the application of swimming in aquaculture is explored by assessing the potential impacts and beneficial effects. The modified nutritional requirements of “athletic” fish are reviewed as well as the effects of exercise on muscle composition and meat quality using state-of-the-art techniques in genomics and proteomics. The last chapters introduce zebrafish as a novel exercise model and present the latest technologies for studying fish swimming and aquaculture applications.

Reproduction in Aquatic Animals

Reproduction in Aquatic Animals
Title Reproduction in Aquatic Animals PDF eBook
Author Manabu Yoshida
Publisher Springer Nature
Pages 373
Release 2020-03-25
Genre Science
ISBN 9811522901

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This book provides an up-to-date overview of the various reproductive systems of a variety of aquatic animals, from invertebrates to fishes. While all terrestrial animals use internal fertilization, aquatic animals have diverse reproductive systems. Some are internal fertilizers with or without mating, but many perform external fertilization. Because of this diversity, the reproductive systems of aquatic animals represent excellent models for the study of adaptive evolution and the species specificity of fertilization. In addition, many aquatic animals, including fish, crustaceans, and mollusks, are important as fishery and aquaculture resources. In this book, up-and-coming researchers examine reproductive systems in representative aquatic animals, covering both the basic knowledge and late-breaking results. Reproduction in Aquatic Animals: From Basic Biology to Aquaculture Technology will be of interest to graduate and postgraduate students in biology and agricultural sciences, as well as to researchers and technicians in the fields of reproductive biology and fishery science and to non-academics.

Superconductivity

Superconductivity
Title Superconductivity PDF eBook
Author Charles P. Poole
Publisher Elsevier
Pages 671
Release 2010-07-20
Genre Science
ISBN 0080550487

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Superconductivity, 2E is an encyclopedic treatment of all aspects of the subject, from classic materials to fullerenes. Emphasis is on balanced coverage, with a comprehensive reference list and significant graphicsfrom all areas of the published literature. Widely used theoretical approaches are explained in detail. Topics of special interest include high temperature superconductors, spectroscopy, critical states, transport properties, and tunneling.This book covers the whole field of superconductivity from both the theoretical and the experimental point of view. - Comprehensive coverage of the field of superconductivity - Very up-to date on magnetic properties, fluxons, anisotropies, etc. - Over 2500 references to the literature - Long lists of data on the various types of superconductors

Endurance and the First World War

Endurance and the First World War
Title Endurance and the First World War PDF eBook
Author David Monger
Publisher Cambridge Scholars Publishing
Pages 330
Release 2014-10-02
Genre History
ISBN 1443868388

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Endurance was an inherent part of the First World War. The chapters in this collection explore the concept in New Zealand and Australia. Researchers from a range of backgrounds and disciplines address what it meant for New Zealanders and Australians to endure the First World War, and how the war endured through the Twentieth Century. Soldiers and civilians alike endured hardship, discomfort, fears and anxieties during the war. Officials and organisations faced unprecedented demands on their time and resources, while Maori, Australian Aborigines, Anglo-Indian New Zealanders and children sought their own ways to contribute and be acknowledged. Family-members in Australia and New Zealand endured uncertainty about their loved ones’ fates on distant shores. Once the war ended, different forms of endurance emerged as responses, memories, myths and memorials quickly took shape and influenced the ways in which New Zealanders and Australians understood the conflict. The collection is divided into the themes of Institutional Endurance, Home Front Endurance, Battlefield Endurance, Race and Endurance, and Memorials.

Plastic Fantastic

Plastic Fantastic
Title Plastic Fantastic PDF eBook
Author Eugenie Samuel Reich
Publisher Macmillan
Pages 276
Release 2009-05-12
Genre Science
ISBN 9780230224674

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Discusses the scientific scandal that arose when researchers at Bell Laboratories discovered that wunderkind physicist Jan Hendrik Schön falsified his data to prove that he had discovered a simpler way to make transistors, which would have drastically improved energy technology.