Marine Studies B (Marine Life) Online Course

Certificate Courses for Adult Learners




Self Paced

Flexible Study Schedule


See what other Careerline IT students said...

The range of topics and the assignment questions provide not only a method to ensuring students review a range of resources but also ensure that a number of aspects in marine biology are engaged with.

W.A. True

Aquarium Management Graduate

I was so impressed I am going to do another course and maybe more after that!

John Andrews

Marine Biology Graduate

The customer service and support was totally unexpected. help is always on hand! I even changed my mind on my course and the level of support was phenomenal.

F. Nazz

Careerline Graduate

Is this course for me?

This course is for best for adult learners who:

Need a flexible day/night study schedule

Are planning for a new career in this field or are just interested.

Want a stepping stone before committing expensive and years-long education.

In this course you will diver deeper into the world of marine biology.

This course follows on from Marine studies A, and is an excellent opportunity to expand your knowledge of a broad variety of marine organisms.

It contains a  range of expertise that will boost the rewards for those seriously interested in the marine world of their hobby or career-linked pursuits. Divers, Fishermen and those involved in Marine Tourism will find this course specifically useful.   You will learn about the many types of marine organisms, focusing mostly on  Protists, Sponges, Marine plants, Cnidarians, Worms, Arthropods, Molluscs, Echinoderms, Non Bony Fish, Bony Fish and selected Marine Mammals.

Additional study paths would include conservation and environmental management, wildlife conservation, zoo keeping and tourism related courses such as adventure tourism, tourism A and B, eco tour management and eco tour guiding.

Course Aims:

  • Describe the variety and nature of microscopic animals which occur in marine environments.
  • Describe the variety and nature of a range of different types of marine plants.
  • Describe the variety and nature of a range of different types of cnidarians and marine worms.
  • Describe the variety and nature of arthropods in marine environments.
  • Describe the variety and nature of Molluscs in marine environments.
  • Differentiate between different classes of Echinoderms and selected families within those classes.
  • Describe the shared characteristics and distinguishing features of a selection of different species of non-bony fish.
  • Describe characteristics of bony fish, including anatomy, physiology and behaviour.
  • Differentiate between different families of bony fish.
  • Describe the taxonomic characteristics of groups of marine animals including reptiles, birds and mammals.


There are 10 lessons in this course:

Introduction and Simple Organisms (Protists, Sponges etc)

  • Terminology
  • Classification or Taxonomy
  • Simple and microscopic organisms
  • Types of protazoans
  • Ciliates
  • Flagellates
  • Algae
  • Bacteria
  • Plankton
  • Sponges

Marine Plants

  • Terminology
  • Overview of seaweeds
  • Chlorophyta (Green Algae)
  • Phaeophyta (Brown Algae)
  • Rhodophyta (Red algae)
  • Marine fungi vMarine flowering plants: sea grasses, mangroves, salt marsh plants

Cnidarians and Worms

  • Terminology
  • Anemones
  • Jellyfish
  • Crustaceans
  • Worms: flatworms, ribbon worms, round worms
  • Segmented worms. peanut worms, giant tube worms


  • Introduction
  • Characteristics
  • Prawns and shrimps
  • Deep water prawns in the atlantic
  • The common prawn (Palaemon serratus)
  • Giant red shrimp
  • Pink prawn
  • Shallow water prawns
  • Indian white prawn
  • Tiger prawn
  • Kuruma shrimp
  • Green tiger prawn
  • Peneaeus notialis and others
  • Barnacles
  • Crabs
  • True crabs
  • Hermit crabs


  • Introduction and classification
  • Characteristics
  • Gastropods
  • Whelk
  • Bivalves
  • Mussels and oysters
  • Cocles
  • Green lipped mussels, common mussel, mediterranean mussel, and others
  • Pacific oyster, European flat oyster, Olympia oyster
  • Nudibranchs (open gilled sea slugs)
  • Cephalapods
  • Octopuses
  • Biology of the octopus
  • Cuttlefish
  • Squid: classification and biology
  • Oegopsida squid and other squid
  • Chitons


  • Terminology
  • Characteristics of Echinoderms
  • Starfish
  • Sea Urchins
  • Sea Cucumbers

Non Bony Fishes

  • Lampreys
  • Hagfishes
  • Sharks
  • Rays

Bony Fishes I

  • Introduction
  • Terminology
  • Structure and biological characteristics
  • Classification

Bony Fishes II

  • Families within Oesteichyes
  • Mesopelagic fish: distribution, life history and ecology
  • Clupeoids (eg. sardine, herring)
  • Tunas: types, life history, feeding, predators
  • Mackerels
  • Bill Fish (Marlins, spear fish, sail fish)

Marine Mammals

  • Marine reptiles: sea snakes, sea turtles, crocadylians
  • Pinnipeds (seals walruses, Seal lions
  • Dugongs and Manatees
  • Whales and Dolphins
  • Sea birds

When you have completed the lessons of your Certificate course, you will be given the option of taking the optional exam. It's okay if you don't want the exam, we still issue your Careerline Certificate. For Advanced Certificates however, the exam is compulsory (per module) and are included in the course fee.

Your Tutor

Peter Palma

B.Sc. Fisheries, MSc (candidate), Aquaculture/Marine Tutor

Aquaculture science and teaching are the two things Peter is most passionate about. He is currently a Master of Science candidate, studying the reproductive biology of groupers. He holds a Bachelor’s degree in Fisheries science with a specialization in aquaculture. His field work experiences include broodstock and hatchery management of marine fish species, and disease monitoring of cultured organisms. Over the years, Peter visited fish farms in Australia, Canada and the Philippines, and learned first-hand how aquaculture operation is being done all over the world.

Frequently Asked Questions

Can I pay in installments?

Yes! We offer great payment plans, however full payment up front is the cheapest. You can choose the best payment plan for you from the course page, or call us on 07 55368782 to talk to one of our course consultants for a custom plan.

Can I study from anywhere in the world?

We have many international students. Careerline's range of courses are suitable for any one, anywhere in the world.

Do I get a discount if I enroll in a second course?

Yes. You may claim a 5% fee discount when you enroll in a second course, and a further 10% off a three-course package.


Do I have to sit an Exam?

No. If you are enrolled in a Certificate course (100hrs), the exam is optional. You will be issued with a certificate which proves that you are competent in all units, if you choose not to sit the exam.

Do you have set start dates?

There are no set start dates, you may start at any time. Our courses are all self-paced. As our home page says, ‘Courses for Anyone, Anywhere, Anytime’. ‘Anytime’ includes the start time of your choice. However, we do encourage our students to submit assignments on a regular basis. Wherever possible, we suggest developing a study routine.

How It Works

1. Learn Online

Get access to your course content anywhere, anytime and study at your own pace.

2. Get Help & Support

Connect with other like-minded students and get help from the teacher whenever you have a question.

3. Receive Certificate

Graduate from your course knowing that you have what it takes to reach your next step.

Course Summary

  Learn about Protists, Sponges, Marine plants.

  Learn about Cnidarians, Worms, Arthropods, Molluscs.

  Study Chinoderms, Non Bony Fish, Bony Fish and selected Marine Mammals.


Full Fee $595.00 incl GST - Best Value!
Payment Plan From $50/weekincl GST
Exam Optional
Duration 100 hrs (12 months)
Qualification Certificate
Tutor Support Yes unlimited by email