1. PRAWN HEALTH MANAGEMENT AND DISEASE CONTROL TO SUSTAIN HATCHERY AND POND PRODUCT...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Total world harvest of prawns in the Africa was 2.1% in 1981. In 1989 it had risen to 26%. However, disease and pond environment problems are causing difficulties. During the early 1990s, total production dropped in all the Prawn producing countries. Losses due to disease in Indonesia have been estimated at US$300 million, and in the P...Continue Reading »

Item Type: Project Material | 50 pages | 8,871 engagements |

2. PREDICTION AND CONTROL OF THE SPOILAGE OF FRESH CURED AND DRIED TROPICAL FISH IN...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Fish and seafood constitute an important food component for a large section of world population (Wafaa et al., 2011). They come after meat and poultry as staple animal protein foods where fish forms a cheap source of protein (Wafaa et al., 2011). Sea foods have traditionally being a popular part of the diet in many parts of the world a...Continue Reading »

Item Type: Project Material | 50 pages | 9,468 engagements |

3. RESTORING DAMAGED CORAL REEFS USING MASS CORAL LARVAL RESEEDING

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Reef corals are critically important because they build the primary reef framework, supply essential habitats for thousands of fish and other species, and provide direct energy and other nutrient inputs to the ecosystem (Gardner et al, 2003). But the loss of substantial live coral cover on reefs fundamentally through overfishing, eutro...Continue Reading »

Item Type: Project Material | 50 pages | 7,042 engagements |

4. SEA RANCHING AND RESTOCKING SANDFISH IN NIGERIA

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Holothuria scabra, or the sandfish, is a species of sea cucumber in the family Holothuriidae. It was placed in the subgenus Metriatyla by Rowe in 1969 and is the type species of the subgenus. Sandfish are harvested and processed and eaten in several coastal communities all over the world. Sea cucumbers are marine invertebrates and are ...Continue Reading »

Item Type: Project Material | 50 pages | 6,786 engagements |

5. SMALL-SCALE FISHERIES IN NIGERIA: BENEFITS TO HOUSEHOLDS, THE ROLES OF WOMEN, AN...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Women play a critical role in every link of the value chain in small scale fisheries, although their best known roles are in processing and marketing of fish and other fishery products. This perception of the highly gender segregated division of labour (men fishing/women processing) has shaped the generalized approach in supporting dev...Continue Reading »

Item Type: Project Material | 50 pages | 10,129 engagements |

6. SUSTAINABLE MANAGEMENT OF SPORT FISHERIES FOR COMMUNITIES AROUND NIGER RIVER

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Locally based sport fisheries on the River Niger have the potential to provide stable alternative livelihoods for poor coastal villagers. The industry would provide new income to improve food security, and build community resilience to external impacts such as climate change and fluctuations in commodity prices (McCully, 2000). This st...Continue Reading »

Item Type: Project Material | 50 pages | 7,076 engagements |

7. SUSTAINABLE MANAGEMENT OF THE SHARK RESOURCES OF ATLANTIC OCEAN: SOCIOECONOMIC A...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Not only are sharks among the ocean’s top predators and vital to the natural balance of marine ecosystems, they are also a valuable recreational species and food source (Scott & Scott, 1988). To help protect these important marine species, the many countries especially the advanced countries has some of the strongest shark management...Continue Reading »

Item Type: Project Material | 50 pages | 6,210 engagements |

8. PLASTIC MARINE DEBRIS: IMPORTANCE TO AQUATIC ENVIRONMENT AND HUMAN HEALTH

» ABSTRACT Over the years the importance of plastics for different purposes especially packaging has been emphasized but its adverse effect on the aquatic environment and human health makes it less desirable. Aquatic animals feed on plastic marine debris and sometimes get a sense of satiety. This false satiety results in starvation as these animals no longer have the need to feed. Most often, tiny ...Continue Reading »

Item Type: Project Material | 50 pages | 0 engagements |

9. HEAVY METAL CONCENTRATIONS IN AFRICAN RIVER PRAWN (MACROBRACHIUM VOLLENHOVENII)

» ABSTRACT The concentrations of four heavy metals (cadmium, chromium, nickel and vanadium) in the African river prawn (Macrobrachium vollenhovenii) sampled in three months (April, May and June) at three locations along the Ethiope River bank in Delta State, were investigated by means of an atomic absorption spectrophotometer. A total of 135 samples of M. vollenhovenii were collected from the three ...Continue Reading »

Item Type: Project Material | 50 pages | 6,645 engagements |

10. A STUDY OF THE PHYSICO-CHEMICAL PARAMETERS AND HEAVY METAL CONCENTRATION IN WATE...

» ABSTRACT A study of the physico chemical parameters and heavy metals contamination in water and sediments of Ogbe Ijoh waterside of Warri river, Delta state, Nigeria was carried out between February and July 2013. All samples were taken from three different points along the river. The physico chemical parameters of the water samples were measured both in situ and in the laboratory. The parameters ...Continue Reading »

Item Type: Project Material | 50 pages | 7,992 engagements |

11. EFFECTS OF POLLUTION ON WATER AND FISH PRODUCTION USING MACRO INVERTEBRATES AS B...

» ABSTRACT The study of water quality using macro invertebrates as bio indicators of pollution in the Ikpoba river Benin City, Edo State was carried out for a period of 3months (march may) in 2013. Water and macro invertebrate samples were collected from three stations (Okhoro), Reservoir and the Bridge.) along the river. Physiochemical variables were determined using standard methods. A total of 65...Continue Reading »

Item Type: Project Material | 50 pages | 9,771 engagements |

12. DETERMINATION OF HEAVY METAL CONCENTRATIONS IN FISH AND WATER

» ABSTRACT The presence of heavy metals in food remains an issue of public health concern. The study was therefore designed to determine the heavy metal concentrations in water and fish (Clarias gariepinus and Tilapia guineensis). The study made use of Agodi lake in Ibadan. A laboratory based study was adopted. The parameters included, pH, dissolved oxygen (DO), lead, cadmium, chromium, zinc and cop...Continue Reading »

Item Type: Project Material | 50 pages | 8,347 engagements |

13. INDIGENOUS FISHERIES DEVELOPMENT AND MANAGEMENT IN NIGERIA

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Coastal indigenous fishing communities have close economic, social and cultural linkages with marine ecosystems that are vital for maintaining their food security and cultural heritage (Durand, 2003). Like other small scale fisheries, they are vulnerable to global changes, including those related to climate. Little is known, however, a...Continue Reading »

Item Type: Project Material | 50 pages | 9,950 engagements |

14. IMPROVING RESILIENCE AND ADAPTIVE CAPACITY OF FISHERIES-DEPENDENT COMMUNITIES I...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY More than 70% of people living in riverine area including the Nigeria Niger Delta derive most of their basic needs from subsistence fishing and agriculture. However, threats to the ability of small scale fisheries to continue to provide villagers’ needs are increasing. In Nigeria, the rural sector comprises more than 60% of the popul...Continue Reading »

Item Type: Project Material | 50 pages | 6,516 engagements |

15. IMPROVING PRODUCTIVITY AND PROFITABILITY OF SMALLHOLDER SHRIMP AQUACULTURE AND R...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Shrimp is the most important export product in fishery sector of most riverside countries of the world. Farming at each level can be profitable and sustainable, as long as biosecurity, productivity, environmental and social requirements are properly managed. To remain competitive and to protect export market access, governments and ind...Continue Reading »

Item Type: Project Material | 50 pages | 9,238 engagements |

16. EXPANDING SPINY LOBSTER AQUACULTURE IN NIGERIA

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Spiny lobsters are of two different species known as Panulirus homarus and Panulirus ornatus with cylindrical shaped body comprising cephalothorax, heavily spined and conspicuously marked by two frontal supra orbital horns; abdomen smoother, having six somites with no distinct rostrum (Priyambodo & Jaya, 2010). They are characterized w...Continue Reading »

Item Type: Project Material | 50 pages | 7,301 engagements |

17. DIVERSIFICATION OF SMALLHOLDER COASTAL AQUACULTURE IN NIGERIA

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Diversification is the process by which a smallholder increases the diversity (i.e. number) of its income generating activities (Ellis 2000). Often studied in association with adaptation and accumulation, it is a strategy used by smallholder coaster fish farmers to secure income and consumption needs whilst minimizing the risks of fail...Continue Reading »

Item Type: Project Material | 50 pages | 6,168 engagements |

18. DIAGNOSTIC TESTS AND EPIDEMIOLOGICAL PROBES FOR PRAWN VIRUSES IN NIGERIA

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Viral diseases have been seriously impacting the sustainability and economic success of prawn aquaculture as they have been resulting in heavy mortalities (Carr et al, 1996). About 20 different prawn viruses have been reported, which have been implicated in mass mortalities in cultured prawn, such as White spot syndrome virus (WSSV), y...Continue Reading »

Item Type: Project Material | 50 pages | 5,745 engagements |

19. DEVELOPMENT OF THE AQUACULTURE COMPENDIUM

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY The Aquaculture Compendium is an encyclopedic, multimedia tool that brings together a wide range of different types of science based information to support sound decision making in aquaculture and aquatic resource management worldwide. It is comprised of information sourced from experts, edited and compiled by an independent scientific...Continue Reading »

Item Type: Project Material | 50 pages | 7,670 engagements |

20. DEVELOPMENT OF IMPROVED MUD CRAB CULTURE SYSTEMS IN THE NIGERIA

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY In all countries actively involved in mud crab aquaculture development, the national government is taking a key role in aquaculture planning to underpin national aspirations and growth targets for their respective industries (Ji & Huang, 1998). The Federal Ministry of Agriculture, Nigeria, or similar organizations in other countries, a...Continue Reading »

Item Type: Project Material | 50 pages | 7,162 engagements |

21. DEVELOPMENT AND DELIVERY OF PRACTICAL DISEASE CONTROL PROGRAMS FOR SMALL-SCALE S...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY The world production of farm shrimp in 1996 was valued at over $10 billion. In Nigeria, the bulk of producers are also small farmers that operate on average on 15 ha of ponds. Penaeus monodon is the most important farmed shrimp species West Africa (Dunlap, 2002). Infectious diseases are consistently identified as the major threat to th...Continue Reading »

Item Type: Project Material | 50 pages | 5,201 engagements |

22. DEVELOPING AQUACULTURE IN DEGRADED INLAND AREAS IN NIGERIA

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Nigeria, the country of many rivers, is also rich in lakes, reservoirs and wetlands but many of them had been degraded due to a lot of factors (FGN, 1993). Sustainable fisheries production and development depends largely upon good aquatic environment. It is generally accepted that the future well being of a developing country such as N...Continue Reading »

Item Type: Project Material | 50 pages | 7,927 engagements |

23. CAPACITY BUILDING AND TECHNOLOGY TRANSFER IN APPLIED POPULATION GENETICS OF AQUA...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Population Genetics of aquatic species focuses on describing the genetic differences between populations of fish, between the individuals within the same population and between fish in aquaculture. For example, a brown trout from one part of Nigeria does usually not have the same genetic fingerprint (DNA profile) as a brown trout from...Continue Reading »

Item Type: Project Material | 50 pages | 5,422 engagements |

24. ASSESSING THE POTENTIAL FOR LOW COST FORMULATED DIETS FOR MUD CRAB AQUACULTURE I...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Global demand for mud crabs has risen over the past decade, led by expanding wealthier markets such as those in Asia, America and parts of Africa. This demand has largely been met by exploitation of wild stocks, causing many to go into decline. Current trends in these fisheries suggest this exploitation is unsustainable. This situation...Continue Reading »

Item Type: Project Material | 50 pages | 5,143 engagements |

25. APPLICATION OF FISH PASSAGE DESIGN PRINCIPLES TO ENHANCE SUSTAINABILITY OF INLAN...

» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Inland capture fisheries in whole world including African rivers deliver food security and income for rural households and also serve as a valuable source of protein and important micro nutrients. Nevertheless, inland fisheries are becoming increasingly threatened by riverine development projects (Bell, 1991). Construction of cross riv...Continue Reading »

Item Type: Project Material | 50 pages | 4,962 engagements |

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