Showing 1β25 of 69 project materials
Β» 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 (Duβ¦Continue Reading Β»
Β» FISH ABUNDANCE AND DISTRIBUTION OF THREE WATER BODIES CHAPTER ONE INTRODUCTION 1.1 Background Of The Study Fisheries resources are on the reduction in Nigeria due to over exploitation and inadequate management of her coastal waters (Lawson and Olusanya, 2010). For sustainability of these resources,β¦Continue Reading Β»
Β» ABSTRACT Sediment samples from Ikpoba River in Benin City, Edo State were sampled and analysed for heavy metals (Fe, Cu, Zn, Mn, Cd and Pb) using atomic absorption spectrophotometer solar 969 unicam series. Some physio chemcal properties of the sediment were also determined. The concentration rangesβ¦Continue Reading Β»
Β» CHAPTER ONE INTRODUCTION Background of the Study Aquaculture according to FAO (1997) is defined as the farming of aquatic organisms including fish, molluscs, crustaceans and aquatic plants up to final commercial production in selected or controlled environment. The rapid growth in the culture fisherβ¦Continue Reading Β»
Β» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Aquaculture is the husbandry of aquatic food organisms. The need arose from the decrease in supply from ocean fisheries as a result of over fishing, habitat destruction and pollution. One of the ways to bridge the gap between the reduced fish suppβ¦Continue Reading Β»
Β» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Integrated Fisheries Resources Management is an initiative and strategies aimed at addressing the issue of how fish resources in a nation can be best shared between competing users within the broad context of ecologically sustainable development sβ¦Continue Reading Β»
Β» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Long line nursery systems are versatile enough to handle a wide range of nursery systems for clams (Braley, 1999). Nursery rearing as well as grow out can be accomplished on long lines. Trays, tube modules and bags or cages can be hung in deep watβ¦Continue Reading Β»
Β» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY For centuries, the coastline has been the most important human habitat, and, as a result, has been subject to a wide range of development pressures (Holland, 1998). Shrimp farming represents additional pressure on these areas, at least potentiallyβ¦Continue Reading Β»
Β» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Commercial lobster farming is becoming very popular day by day and itβs a very profitable business (Beveridge, 1996). Among all the highly priced marine crustacean, lobsters are larger in size. A mature lobster weights between 250 to 400 grams. Loβ¦Continue Reading Β»
Β» 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 countriβ¦Continue Reading Β»
Β» 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).β¦Continue Reading Β»
Β» 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). Butβ¦Continue Reading Β»
Β» 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 severβ¦Continue Reading Β»
Β» 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 lβ¦Continue Reading Β»
Β» 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 imβ¦Continue Reading Β»
Β» CHAPTER ONE INTRODUCTION 1.1 BACKGROUND TO THE STUDY Not only are sharks among the oceanβs 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 manβ¦Continue Reading Β»
Β» 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 falsβ¦Continue Reading Β»
Β» 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 absβ¦Continue Reading Β»
Β» 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 chemicβ¦Continue Reading Β»
Β» 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 Bridβ¦Continue Reading Β»
Β» 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 waβ¦Continue Reading Β»
Β» 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 vulβ¦Continue Reading Β»
Β» 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 villagersββ¦Continue Reading Β»
Β» 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 properβ¦Continue Reading Β»
Β» 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, havinβ¦Continue Reading Β»
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