UnitLevel 3Undergraduate

BIO3021 Marine biology

Faculty of Science

BIO3021 Marine biology is a level 3, 6-credit-point, undergraduate unit from the Faculty of Science, offered in 2026 in Semester 1 at Clayton. It has no prerequisites.

Credit points
6
Offered in 2026
Semester 1
Clayton
Assessment
No exam
6 tasks

This is the 2026 handbook entry. See the 2027 entry.

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Requisites

Before BIO3021

No prerequisites or corequisites besides the enrolment rules below.

After BIO3021

No unit lists BIO3021 as a prerequisite in the 2026 handbook.

Enrolment rules

PREREQUISITE: 12 credit points from level two BIO units including BIO2181 or BIO2231

Overview

This unit investigates the organisms and the processes that drive marine ecosystems. We deal with the trophic structure of marine ecosystems, including primary and secondary production, microbial loops, food webs and their importance for marine fisheries. The implications of the characteristic life cycles of marine organisms to their geographical distribution are also considered. These topics are placed in the context of specific marine ecosystems including coastal habitats, coral reefs, open oceans, the deep sea and polar ecosystems. The practical component comprises a field course in February where you will work in small groups on specific aspects of marine biology.

Offerings in 2026

Teaching periodCampusMode
First semesterClaytonBlended

Assessment

  • Report projectWritten
    50%
  • Problem based exercise 1: PhytoplanktonExercise
    10%
  • Problem based exercise 2: Macroalgae and glabal changeExercise
    10%
  • Problem based exercise 3: Larval biologyExercise
    10%
  • Problem based exercise 4: Marine ecologyExercise
    10%
  • Problem based exercise 5: Fisheries and aquacultureExercise
    10%

Assessment details may change. Please refer to the assessment information in Moodle closer to the start of the teaching period.

Learning outcomes

When you finish this unit, you should be able to:

  1. 1

    Describe the diversity and ecological importance of marine life;

  2. 2

    Explain the fundamental physiochemical and physiological processes underlying the productivity of marine environments;

  3. 3

    Explain the ecological dynamics of marine ecosystems;

  4. 4

    Discuss the impact of human activity on the sustainability of marine ecosystems;

  5. 5

    Demonstrate advanced scientific skills in project design, data collection, analysis and writing.

Workload and teaching

  • Applied sessions35 hours
  • Workshops24 hours
  • Teaching approachActive learning
  • One 2-hour workshop;
  • The equivalent of three hours applied sessions/field work and  
  • Seven hours of independent study per week.

 

 

Hands on experience in experimental design, data analysis, field work, lab work and group work.

Where it fits

BIO3021 is part of 3 areas of study in the 2026 handbook.

Contacts

Unit Coordinators
Prof Dustin Marshall
Chief Examiners
Prof Dustin Marshall

Common questions

What are the prerequisites for BIO3021?

BIO3021 has no prerequisites, but enrolment rules apply.

When is BIO3021 offered?

In 2026, BIO3021 runs in Semester 1 at Clayton.

Does BIO3021 have an exam?

No. BIO3021 has 6 assessment tasks and no exam.

Which majors and minors include BIO3021?

BIO3021 is part of Ecology and conservation biology; Plant sciences; and Zoology.

More details

Credit points
6
Level
3
Study level
Undergraduate
Faculty
Faculty of Science
Organisational unit
School of Biological Sciences
Type
Coursework
EFTSL
0.125
Student contribution
SCA Band 2
Study abroad
Available