Environmental Impacts Of Sea Weed Farming at Paje Village on the East coast of Zanzibar Island.

ABSTRACT

Seaweed has many uses which including source of food, in agriculture is used as organic fertilizer and also has been used in medicinal products. However, seaweed farming has side effects on environment and most coastal communities who involved in this farming do not well know. The general objective of this study was to assess environmental impacts of seaweed farming. The specific objectives of the study were including; to identify types of seaweed and activities related to seaweed farming and to find out environmental impacts of the activities involving in seaweed farming. The study investigation was guided by questions that aimed to establish what activities carried out prior to establishing a seaweed farm and to what extent the activities lead to environmental degradation. The methods of data collection were both quantitative and qualitative approach. The instruments used including questionnaires, interviews and discussions. The major findings of the study revealed that seaweed farming has impacts on both marine and terrestrial environment. The study concluded that seaweed farming impacts most affecting marine ecology. The study recommended number of strategies focusing in controlling and minimizing the environmental impacts of seaweed farming activities these including monitoring seaweed farming projects and providing environmental education to seaweed farmers.

 TABLE OF CONTENT

Contents

Title page Page

Dedaration

Approval ii

Acknowledgement iii

List of Abbreviation iv

Abstract v

Table of Contents vi

List of Tables viii

List of Figures x

Chapter

One THE PROBLEM AND ITS SCOPE 1

Background of the Study I

Statement of the Problem 4

Purpose~ of the Study 5

Research Objectives 6

Research Questions 6

Hypothesis 6

Scope 6

Significance of the Study 6

Operational Definitions of Key Terms 7

Two REVIEW OF RELATED LITERATURE 11

Review of Related Literature 11

Types of seaweed grown at Pale 11

Activities employed prior to establishing a seaweed farm 11

Environmental impacts of activities carried out prior to

establishing a seaweed farm 12

Conceptual Framework 14

Three METHODOLOGY 16

Research Design 16

Study Population 18

Sample Size 18

Sampling Procedure 19

Research Instruments 20

Data Gathering Procedures 20

Data Analysis 20

Ethical Considerations 20

Limitations of the Study 20

Four Presentation, Analysis and Interpretation of data 22

Five Findings, Conclusions and Recommendation 75

Reference 81

Appendices 85

Appendix IA - Transmittal Letter from SPGSR 85

Appendix lB - Transmittal Letter For respondents 86

Appendix II - Clearance from ethic committee 87

Appendix III- Informed Consent 88

Appendix IV A - Research instrument 89

Researcher’s Curriculum Vitae 103