Table of Content
Title Page
Certification – – – – – – – – ii
Dedication – – – – – – – – – iii
Acknowledgements – – – – – – – iv
Table of Contents – – – – – – – – v-vi
Chapter One
- Introduction – – – – – – – 1-2
Chapter Two
2.0 Fish – – – – – – – – 3
2.1 Migrations – – – – – – – – 4
2.2 Reasons for Migration in certain Organism – – – 4
2.3 Migration in Fish and some Fishes that Migrate – – 5-6
2.4 Reasons /Purpose of Migration – – – – 6-7
2.5 Fishes Found within Akwa Ibom – – – – 7-8
Chapter Three
- Classes of Migration in Fishes – – – – – 9-11
3.1 Types of Migration in Fish – – – – – 11-15
3.2 Direction of Migratory Movement in Fish – – – 16
3.3 Orientation, Navigation and Migration – – – 17-18
3.4 Effects of Migration in Fish – – – – – 18-19
3.5 Factors Affecting Migration in Fish – – – – 19
3.6 Energetic of Migration – – – – – – 19-20
3.7 Osmoregulation and Migration – – – – 20
3.8 Â Â Â Anthropogenic Impact on Migration/Environmental Impact- 20Â Â Â Â Â
3.9 Importance of Migration in Fish – – – – 23
Chapter Four
4.0 Summary – – – – – – – – 24
4.1 Conclusion – – – – – – – – 25
References
CHAPTER ONE
1.0Â Â Â Â Introduction
Migration journeys one widespread throughout the animal kingdom (Dingle and Drake, 2007). Most migration occurs for the purpose of food gathering, reproduction or adjustment to temperature and sometimes referred to simply as feeding, breeding and wintering migration respectively (Barton, 2007). Reasons advanced by (Binder et al, 2007) include variability in habitat condition or the changing