Population In biology, a population refers to a group of individuals of the same species living in the same geographic area at the same time and capable of interbreeding. The individuals in a population share a common gene pool and are subject to similar environmental factors and selective pressures. Populations can be defined and studied…
Study of fish fauna and physicochemical parameters of Ikpoba River in Benin City, Edo State Written by: Ugwu Jude Ozoemena (B.Sc) 1.1 Introduction to the study of fish fauna and physicochemical parameters of Ikpoba River in Benin City, Edo State Nigeria Water is essential in life, it is important to both plants and animals….
Biogeochemical cycles Biogeochemical cycles are natural processes that involve the cycling of chemical elements and compounds between living organisms, the atmosphere, water bodies, rocks, and soils. These cycles are driven by biological, geological, and chemical processes and play a critical role in the functioning of ecosystems and the Earth’s biogeochemical system. Note: the law of…
What is Aquaculture Aquaculture is the practice of farming aquatic organisms such as fish, crustaceans, molluscs, and aquatic plants under controlled conditions. It involves the cultivation, rearing, and harvesting of aquatic animals and plants in both freshwater and marine environments. Aquaculture can be done in various types of systems including ponds, tanks, cages, and raceways….
What is Cannibalism in Catfish Cannibalism in catfish is the process whereby a fish eats another fish. Catfishes exhibit the EAT OR BE EATEN contest, which this term cannibalism describes. This is a very common phenomenon among catfishes. Because catfishes are omnivorous, they tend to cannibalize themselves, and because, although they are hatched at the…
Catfish Production Today we will be discussing catfish production. I will only share with you artificial reproduction in this post and practice is very effective in the production of catfish. Before the production of catfish, the following are to be ready: Female brood-stock Male brood-stock Ovaprim Saline Mesh net Female brood-stock Matured female fish are…
Feeding of Catfish Fries and fingerlings Artemia is the best starter food for fries. Artemia is a natural type of zooplankton, which is shipped in cans. The encapsulated cysts are hatched and then live Artemia are put in the tank and preyed upon by the young larvae and fry. It is recommended to feed the…
Enzymes and Waste Management Title Page Dedication Acknowledgment Table of Contents List of Figures Abstract CHAPTER ONE: INTRODUCTION AND DEFINITION OF TERMS 1.0 Introduction 1.1 Enzymes 1.2 Waste 1.3 Waste Management CHAPTER TWO: SOURCES, KINDS, AND CHARACTERISTICS OF ENZYMES USED IN WASTE MANAGEMENT 2.1 Sources of Enzymes used in Waste Management 2.2 Kinds of Enzymes used…
Fish Processing and Handling Which is fresh? A product can be considered “fresh” when (a) it has not been stored or preserved, and (b) its original state remains “unimpaired,” meaning that it has not changed in any way. According to the second definition, fish that has been carefully frozen and thawed and is otherwise of high…
7 Things to Consider Before Starting a Fish Farm Fish farming falls below the animal manufacturing sector of Agriculture, which can also be described as Aquaculture. Aquaculture is the farming of aquatic organisms — fishes, crustaceans, molluscs, and so on., in clean, salty, or brackish water. Fishes are a regarded supply of protein, and fish…