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Ecology and Conservation of the Sirenia : Dugongs and Manatees.
A synthesis of the ecological and related knowledge pertinent to understanding the biology and conservation of dugongs and manatees.
| Clasificación: | Libro Electrónico |
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| Autor principal: | |
| Otros Autores: | , |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
Cambridge :
Cambridge University Press,
2011.
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| Colección: | Conservation Biology.
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| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Cover; Ecology and Conservation of the Sirenia: Dugongs and Manatees; Title; Copyright; Contents; Foreword; Preface; Acknowledgements; 1: Introduction; THE SIRENIA; POPULATION SIZES AND TRENDS; HUMAN-SIRENIAN INTERACTIONS; OBJECTIVES OF THI S BOOK; 2: Steller's sea cow; INTRODUCTION; GEORG WILHELM STELLER AND THE VOYAGE OF THE ST PETER; DISCOVERY AND DESCRIPTIONS OF SEA COW BIOLOGY AND NATURAL HISTORY; EXTIRPATION OF STELLER'S SEA COW; MODERN INVESTIGATIONS AND SPECULATIONS ON SEA COW BIOLOGY; CONCLUSIONS; 3: Affinities, origins and diversity of the Sirenia through time; INTRODUCTION.
- PROPOSED AFFINITIES AND PLACEMENTS OF THE SIRENIA BASED ON MORPHOLOGY AND PALAEONTOLOGYPAENUNGULATA AND TETHYTHERIA; AFFINITIES OF THE SIRENIA BASED ON MOLECULAR AND GENETIC ANALYSES: THE AFROTHERIA; Preliminary molecular and biochemical studies of sirenian affinities; Genetic and cytogenetic evidence of sirenian affinities within the Superorder Afrotheria; DIVERGENCE AND CHARACTERS OF THE EARLIEST SIRENIA AND THEIR CLOSEST RELATIVES; THE FOSSIL SIRENIA; The Prorastomidae and Pezosiren: the quadrupedal sirenians; The Protosirenidae; The Dugongidae; Halitheriinae; Dugonginae; Hydrodamalinae.
- The TrichechidaeMiosireninae; Trichechinae; Molecular genetics suggests additional complexities in manatee evolution; SIRENIAN DIVERSITY THROUGH TIME: ECOLOGY OF CO-EXISTING SPECIES AND SERIAL REPLACEMENTS; Premises about the ecological and evolutionary capacities of sirenians; Co-existing species and serial replacements in the Caribbean Sea and western Atlantic Ocean; Eocene sirenians in the Caribbean Sea and western Atlantic Ocean; Oligocene sirenians in the Caribbean Sea and western Atlantic Ocean; Miocene sirenians in the Caribbean Sea and western Atlantic Ocean.
- Pliocene sirenians in the Caribbean Sea and western Atlantic OceanCo-existing species and serial replacements in the North Pacific Ocean; CONCLUSIONS; NOTES; 4: Feeding biology; OPTIMAL FORAGING THEORY; FEEDING STYLE; FOODS; Methodology; Dugongs; Amazonian manatee; West Indian manatee; West African manatee; FOOD ATTRIBUTES; Plant biomass and productivity; Food quality; Nitrogen and protein; Water-soluble carbohydrates and starch; Structural carbohydrate and fibre; Secondary compounds; Minerals; Water content; In vitro dry matter digestibility; FOOD ACQUISITION AND PROCESSING; Food acquisition.
- MasticationDigestion; Food consumption; SIRENIAN-PLANT INTERACTIONS; Effects on the food plant community; Microbial processes and detritus; Plant biomass and productivity; Plant community structure and composition; Food quality; Benthic animals; Recovery of plant communities; Feeding optimisation?; Competition with green turtles; Manatees and aquatic weed clearance; COMPARATIVE OVERVIEW AND IMPLI CATIONS FOR CONSERVATION; SUGGESTIONS FOR FUTURE RESEARCH; NOTE; 5: Behaviour and habitat use; INTRODUCTION; INDIVIDUAL BEHAVIOUR; Sensation and perception; Audition; Tactile senses; Vision.