Online Marine Biology Diploma
Online Marine Biology Diploma is a CPD-accredited course for learners aiming for marine conservation, environmental education, wildlife support, aquarium assistant, or ecology-related roles in the fitness and wellbeing industries.
Explore ocean habitats, marine life, ecology, food webs, human impacts, and conservation through flexible online learning designed for beginners and career-focused learners.
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Online Marine Biology Diploma
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This course includes:
Access1 Year Access
Skill Level-
Duration4 hours, 56 minutes 
Students71 Students
CPD Point10
- Original price was: £415.£25Current price is: £25. ex VAT
- 1 year
- Level 5
- Number of Units15
- Number of Quizzes0
- 4 hours, 56 minutes Gift this course
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Online Marine Biology Diploma – CPD Accredited
The Online Marine Biology Diploma helps you explore the fascinating world of oceans, marine habitats, marine life, food chains, ecology, human impacts, and conservation. With the UK designating 377 Marine Protected Areas covering 38% of UK waters, marine knowledge is becoming increasingly valuable for environmental awareness, conservation support, education, and sustainability-focused roles.
This CPD-accredited course is ideal for beginners, fitness and wellbeing professionals, outdoor activity instructors, eco-tourism learners, and anyone interested in marine environments. You will learn about marine microbes, invertebrates, vertebrates, ocean habitats, populations, communities, and the damaging effects of human activity on marine ecosystems.
Professionally, this course can strengthen your CV, improve your environmental knowledge, support career development in education, conservation, wellness tourism, and sustainability-related fields, and help you speak confidently about marine protection and ocean health.
Course Description
This Online Marine Biology Diploma is designed to provide a strong foundation in marine science, ocean ecosystems, marine life, and conservation, making it an ideal course for anyone interested in oceans, environmental awareness, sustainability, or nature-focused learning.
Throughout this online marine biology course, you will explore the ocean as a habitat, the key characteristics of marine environments, and the different forms of marine life, including marine microbes, invertebrates, and vertebrates. You will also learn how marine populations and communities interact within ecosystems.
In addition, this course develops your understanding of marine ecology, food chains, food webs, and the damaging impact of human activities on marine life. By studying marine conservation, you will gain valuable knowledge that can support your professional development in education, eco-tourism, conservation support, fitness and wellbeing industries, or sustainability-related roles.
Learning Outcomes
 By completing this Online Marine Biology Diploma online course, you will:
- Understand the key concepts, scope, and importance of marine biology
- Explore the structure, features, and characteristics of the ocean environment
- Identify different marine habitats and understand how organisms adapt to them
- Recognise major groups of marine life, including microbes, invertebrates, and vertebrates
- Explain how marine populations, communities, and ecosystems interact
- Understand marine ecology, food chains, and food webs
- Analyse the damaging impact of human activities on marine life and ocean health
- Develop awareness of marine conservation methods and sustainability practices
- Build subject knowledge to support roles in education, conservation, eco-tourism, wellbeing, and environmental awareness
- Strengthen your professional profile with CPD-accredited marine biology knowledge
Why People Love This Course?
- CPD-accredited certification, helping you strengthen your CV and professional profile
- Study a flexible online marine biology course with 12 months unlimited access – learn anytime, anywhere
- Gain career-focused knowledge of marine life, ocean habitats, ecology, food chains, and conservation
- Ideal for beginners, nature lovers, fitness and wellbeing professionals, outdoor instructors, and eco-tourism learners
- Learn how human activities affect marine environments and why marine conservation is important
- Instant digital certificate upon completion, with the option to order a hard copy
- Receive a free student ID card to enhance your learner profile
- Flexible, self-paced learning with no deadlines, ideal for busy learners and working professionals
- Transparent pricing with no hidden fees
- Access dedicated tutor support on weekdays throughout your learning journey
- Fast assessment and instant results, helping you progress quickly
Why Study This Course?
Whether you are a beginner or looking to expand your knowledge of marine science, this Online Marine Biology Diploma provides essential understanding of oceans, marine life, habitats, ecology, and conservation.
As a comprehensive online marine biology course, it introduces you to key topics such as marine microbes, invertebrates, vertebrates, food chains, food webs, ocean environments, and the damaging impact of human activities on marine ecosystems.
This course supports your progression into knowledge-based roles in environmental education, conservation support, eco-tourism, outdoor learning, sustainability, fitness, and wellbeing sectors. It can help you strengthen your CV, improve your environmental awareness, and build confidence when discussing marine life, ocean health, and conservation issues.
Who is this Online Marine Biology Diploma course for?
This Online Marine Biology Diploma is ideal for individuals who want to learn about ocean life, marine ecosystems, and conservation for personal interest or professional development.
It is suitable for:
- Beginners interested in marine biology
- Ocean and marine life enthusiasts
- Fitness and wellbeing industry professionals
- Outdoor activity and eco-tourism learners
- Students exploring environmental science careers
- Conservation and sustainability knowledge seekers
- Learners seeking CPD-accredited certification
- Anyone passionate about ocean conservation
Requirements
There are no specific prerequisites to enrol in this Online Marine Biology Diploma. Anyone with an interest in oceans, marine life, and conservation can take this course.
The Online Marine Biology Diploma is fully accessible from any internet-enabled smart device, allowing you to study from the comfort of your home.
All you need is a passion for learning, basic literacy skills, and to be over the age of 16.
CPD Certification
After successfully completing the Online Marine Biology Diploma course, you will qualify for a CPD Certificate as proof of your continued professional development and achievement. This certificate can enhance your professional profile and showcase your commitment to building relevant skills and knowledge. You can receive your digital certificate for only £10, or request a printed hard copy sent by post for just £29 or both for £39.
QLS Endorsed Certification
After successfully completing the course, learners will be able to order a QLS Endorsed Certificate as proof of their new achievement. The Level QLS Endorsed certificate can be ordered and get delivered to your home by post for £119 only. There is an additional £10 postage charge for international students.
Assessment
For assessing your learning, you have to complete an automated MCQ exam. It is required for the students to score at least 60% to pass the exam and fulfil the Quality Licence Scheme-endorsed certificate criteria. Learners can apply for the certificate after they clear the exam.
There are assignment questions provided at the end of the course. You are suggested to complete the questions to enrich your understanding of the course. You can complete this according to your preferred time. The expert tutor will provide feedback on your performance after assessing your assignment.
Job Opportunities
The Online Marine Biology Diploma is an online knowledge-based training designed to provide a strong foundation in marine science, ocean ecosystems, marine life, and conservation. While it does not provide a professional licence, it can support entry-level and knowledge-based roles in environmental education, eco-tourism, conservation support, outdoor learning, sustainability, and wellbeing-related sectors.
- Marine Conservation Assistant
Supports conservation projects, awareness campaigns, and research activities focused on protecting marine habitats and wildlife.
Average UK salary: £20,000–£28,000 per year - Environmental Education Assistant
Helps deliver educational sessions about oceans, marine life, sustainability, and environmental protection to learners or visitors.
Average UK salary: £19,000–£27,000 per year - Aquarium Assistant
Supports aquarium operations, visitor guidance, marine animal care tasks, and educational activities under supervision.
Average UK salary: £18,000–£25,000 per year - Eco-Tourism Assistant
Assists with nature-based tours, marine awareness activities, visitor support, and responsible tourism experiences.
Average UK salary: £18,000–£26,000 per year - Wildlife Support Assistant
Helps with wildlife monitoring, habitat awareness, public education, and basic conservation support activities.
Average UK salary: £19,000–£27,000 per year - Outdoor Learning Assistant
Supports outdoor education programmes involving nature, ecosystems, environmental awareness, and marine conservation topics.
Average UK salary: £18,000–£26,000 per year - Sustainability Assistant
Supports environmental projects, awareness campaigns, sustainability reporting, and eco-friendly workplace initiatives.
Average UK salary: £20,000–£30,000 per year - Marine Awareness Educator
Shares knowledge about marine ecosystems, ocean health, conservation, and human impacts with groups or communities.
Average UK salary: £20,000–£28,000 per year - Environmental Campaign Assistant
Supports campaigns promoting ocean protection, plastic reduction, conservation awareness, and sustainable environmental behaviour.
Average UK salary: £19,000–£27,000 per year - Wellbeing and Nature Activity Assistant
Supports nature-based wellbeing sessions, coastal activities, and environmental learning for health-focused groups.
Average UK salary: £18,000–£26,000 per year**
Frequently Asked Questions
What does the Online Marine Biology Diploma cover?
This course covers marine biology basics, ocean environments, marine habitats, marine life, microbes, invertebrates, vertebrates, marine ecology, food chains, food webs, human impacts, and marine conservation.
Is the Online Marine Biology Diploma suitable for beginners?
Yes. This course is suitable for beginners with no previous marine biology experience. It explains key ocean and marine life topics step by step.
Can I study this marine biology course online?
Yes. The Online Marine Biology Diploma is delivered online, allowing you to study from home at your own pace using any internet-enabled device.
Will I receive a certificate after completing the course?
Yes. After successfully completing the course, learners can receive a CPD-accredited certificate to showcase their learning and strengthen their CV.
Does this course qualify me as a marine biologist?
No. This course does not provide a professional licence or degree qualification. It provides knowledge-based training to support further study or related entry-level roles.
Who is this Online Marine Biology Diploma best for?
This course is ideal for beginners, students, ocean lovers, fitness and wellbeing professionals, outdoor activity learners, eco-tourism enthusiasts, and conservation knowledge seekers.
What jobs can this course help me work towards?
This course can support knowledge for roles such as conservation assistant, aquarium assistant, eco-tourism assistant, environmental education assistant, and sustainability support assistant.
How is the Online Marine Biology Diploma assessed?
The course is usually assessed through online learning activities or quizzes designed to check your understanding of marine biology, ecology, and conservation topics.
Why should I study marine biology online?
Studying marine biology online helps you understand ocean life, environmental challenges, and conservation issues while learning flexibly around work, family, or other commitments.
Is marine biology useful for professional development?
Yes. Marine biology knowledge can support professional development in environmental education, sustainability, eco-tourism, outdoor learning, wellbeing, and conservation-related sectors.
Course Curriculum
| Module 01: Introduction to Marine Biology | |||
| Introduction to Marine Biology | 00:25:00 | ||
| Module 02: The Ocean | |||
| The Ocean | 00:21:00 | ||
| Module 03: The Ocean as a Habitat | |||
| The Ocean as a Habitat | 00:27:00 | ||
| Module 04: Characteristics of the Marine Environment | |||
| Characteristics of the Marine Environment | 00:14:00 | ||
| Module 05: Marine Life | |||
| Marine Life | 00:20:00 | ||
| Module 06: Marine Microbes | |||
| Marine Microbes | 00:24:00 | ||
| Module 07: Marine Invertebrates | |||
| Marine Invertebrates | 00:25:00 | ||
| Module 08: Marine Vertebrates | |||
| Marine Vertebrates | 00:21:00 | ||
| Module 09: Marine Populations and Communities | |||
| Marine Populations and Communities | 00:28:00 | ||
| Module 10: Marine Ecology | |||
| Marine Ecology | 00:21:00 | ||
| Module 11: Food Chains and Food Webs | |||
| Food Chains and Food Webs | 00:16:00 | ||
| Module 12: Damaging Impact of Human Activities on Marine Life | |||
| Damaging Impact of Human Activities on Marine Life | 00:28:00 | ||
| Module 13: Marine Conservation | |||
| Marine Conservation | 00:26:00 | ||
| Assignment | |||
| Assignment – Online Marine Biology Diploma | 00:00:00 | ||
| Order Your Certificate | |||
| Claim Your Certificates | 00:00:00 | ||