Enrolment options
Dive safer - Learn to identify explosive and environmental hazards on wrecks and support safe, informed diving on military sites.
This online course is a prerequisite for NAS/MoD diving projects and will equip you to assess, record, and understand the risks posed by military wrecks. You’ll learn how to support the UK Ministry of Defence’s efforts to investigate and mitigate pollution from sunken warships both in UK waters and overseas.
The course includes 4 hours of pre-recorded videos (available ahead of time) and two live online sessions on 18 and 20 November 2025, 7–9pm GMT. Participation in all elements is required to earn 5 NAS credits.
£40 course fee.
Course content (pre-recorded modules):
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Module 1: Introduction to the MoD Wrecks Management Programme
Understand the UK MoD’s global work in researching, monitoring, and remediating pollutants from historic military wrecks.
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Module 2: Ammunition on Wrecks
Ordnance expert Tom Harrison (MSDS Marine) shares what explosive devices may be found, how they appear after decades underwater, and why they must never be disturbed.
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Module 3: Pollution on Wrecks
MoD Wreck Environmental Scientist Polly Hill explains the environmental risks posed by decaying vessels and how divers can help detect and mitigate pollution.
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Module 4: Case Studies
Real-world wreck investigations, including:
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Toxic Legacy (Asia Pacific) – Matt Carter and Freya Goodsir,
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Live Online Sessions
18 and 20 November 2025, 7–9pm GMT
Deepen your learning with expert-led sessions including:
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How to read ship plans and locate ammunition,
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Underwater ordnance recognition,
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Historic and environmental desk-based assessments,
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Wreck integrity surveys and how to contribute,
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Interactive ID quizzes and opportunities to get involved in upcoming projects,
Perfect for divers, archaeologists, and anyone working with or researching military wrecks.
Run in partnership with SALMO, MoD.
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