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LX403D: INTERNATIONAL LAW OF THE SEA (2026-2027)

Last modified: 22 Jul 2026 13:42


Course Overview

The ocean covers over 70% of the planet and provides food, oxygen, freshwater, and supports the material conditions necessary for the enjoyment of many human rights. However, it is under increasing pressure from climate change and the overexploitation of both its living resources (such as fisheries) and non-living resources (such as hydrocarbons and deep-sea minerals). Developing an effective governance and regulatory regime for the world’s oceans and seas remains—perhaps now more than ever—one of the greatest challenges for states and the international community.


This course examines how the ocean has been regulated under international law through a range of legal instruments, with particular emphasis on the 1982 United Nations Convention on the Law of the Sea (UNCLOS).

Course Details

Study Type Undergraduate Level 4
Term First Term Credit Points 30 credits (15 ECTS credits)
Campus Aberdeen Sustained Study No
Co-ordinators
  • Dr Mitchell Lennan

What courses & programmes must have been taken before this course?

  • One of Programme Level 3 or Programme Level 4 or Programme Level 5
  • Legal Studies (Ma Honours) (LX)
  • Any Undergraduate Programme (Studied)

What other courses must be taken with this course?

None.

What courses cannot be taken with this course?

Are there a limited number of places available?

Yes

One or more of these courses have a limited number of places. Priority access will be given to students for whom this course is compulsory. Please refer to the Frequently Asked Questions for more details on this process.


Course Description

The ocean is vital for sustaining life on Earth, and its natural resources play an increasingly important role in the global economy. Approximately 90 per cent of international trade is carried by sea. Since the early twentieth century, there has been growing demand for the exploitation of marine natural resources, both living (such as fisheries and marine mammals) and non-living (such as hydrocarbons and deep-sea minerals).

At the same time, human activities continue to degrade marine environments, including critical ecosystems such as mangroves, coral reefs, and deep-sea habitats. Climate change, overfishing, pollution, and poorly managed resource extraction are of particular concern.

The current legal framework for the oceans is largely codified in the United Nations Convention on the Law of the Sea (1982), often referred to as the “Constitution for the Oceans.” UNCLOS is based on the principle that all ocean problems are interrelated and must be addressed as a whole. This course focuses on UNCLOS, its three implementing agreements, and related global, regional, and sectoral instruments, including international climate law, biodiversity law, and human rights law.

The course introduces students to contemporary ocean governance, with emphasis on marine natural resource exploitation, marine environmental protection, dispute settlement mechanisms under the law of the sea, and the interaction between UNCLOS and other areas of international law. It also examines emerging issues such as deep-sea mining, the ocean–climate nexus, and biodiversity beyond national jurisdiction.

By the end of the course, students will have developed a grounded understanding of the sources and operation of the international law of the sea, including treaty and customary law, and their application in practice.

Students completing this course will be able to:

  1. Demonstrate a solid understanding of the international legal and regulatory framework governing the global ocean, including the sources of the law of the sea (treaty and customary law) and their application across different contexts such as environmental protection, seabed activities, and dispute settlement.
  2. Analyse real-world scenarios using principles of international law of the sea and construct coherent written and oral legal arguments.
  3. Critically evaluate historical and contemporary approaches to ocean governance, including the exploitation, management, and conservation of marine resources and global commons theory.
  4. Demonstrate independent legal judgement in the field of international law of the sea.
  5. Develop an integrated understanding of ocean governance and its interaction with related regimes, including human rights law, climate change law, and biodiversity law.

Contact Teaching Time

Information on contact teaching time is available from the course guide.

Teaching Breakdown

More Information about Week Numbers


Details, including assessments, may be subject to change until 31 August 2026 for Term 1 and Full Year courses and 8 January 2027 for Term 2 courses.

Summative Assessments

Essay

Assessment Type Summative Weighting 30
Assessment Weeks 14 Feedback Weeks 17

Look up Week Numbers

Feedback

Written 1000-word assignment.

The feedback will be provided in written form and in accordance with the Common Grading Scale. The feedback will be provided within three weeks as of submission, in accordance with the School’s and University’s policies.

Word Count 1000
Learning Outcomes
Knowledge LevelThinking SkillOutcome
ConceptualEvaluateDevelop reasoning, research and communication skills to investigate, evaluate, synthesise, and evaluate different relevant concepts related to the law and governance of the ocean.
FactualUnderstandStudents will develop a solid grounding in the international legal framework governing the global ocean, the main sources of the law of the sea and other applicable international agreements .
ReflectionAnalyseUnderstand the relevant concepts and rules of International Law of the Sea and apply these to factual situations

Essay

Assessment Type Summative Weighting 70
Assessment Weeks 20 Feedback Weeks 24

Look up Week Numbers

Feedback

The feedback will be provided in written form and in accordance with the Common Grading Scale. The feedback will be provided within three weeks as of submission, in accordance with the School’s and University’s policies.

Word Count 3000
Learning Outcomes
Knowledge LevelThinking SkillOutcome
ConceptualEvaluateDevelop reasoning, research and communication skills to investigate, evaluate, synthesise, and evaluate different relevant concepts related to the law and governance of the ocean.
FactualUnderstandStudents will develop a solid grounding in the international legal framework governing the global ocean, the main sources of the law of the sea and other applicable international agreements .
ReflectionAnalyseUnderstand the relevant concepts and rules of International Law of the Sea and apply these to factual situations

Formative Assessment

There are no assessments for this course.

Resit Assessments

Resit failed elements in same format if due to extenuating circumstances.

Assessment Type Summative Weighting
Assessment Weeks Feedback Weeks

Look up Week Numbers

Feedback

Re-submission of failed element in re-sit diet; the failed course will be capped at 09 (D3).

Learning Outcomes
Knowledge LevelThinking SkillOutcome
Sorry, we don't have this information available just now. Please check the course guide on MyAberdeen or with the Course Coordinator

Course Learning Outcomes

Knowledge LevelThinking SkillOutcome
ConceptualEvaluateDevelop reasoning, research and communication skills to investigate, evaluate, synthesise, and evaluate different relevant concepts related to the law and governance of the ocean.
ReflectionAnalyseUnderstand the relevant concepts and rules of International Law of the Sea and apply these to factual situations
FactualUnderstandStudents will develop a solid grounding in the international legal framework governing the global ocean, the main sources of the law of the sea and other applicable international agreements .

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