VIGIL CONSILIUMSearch
Context. Not headlines.
Equipment catalogue · shared across conflicts

IED / explosive threat · capability record · Naval mines and mining capability

Iranian naval mining capability

The capability most discussed and least used in the Gulf: a stock of naval mines, estimated in the low thousands in published assessments that disagree widely, and the small craft and submarines to lay them — a threat that has shaped the strait's insurance and routing for four decades without once closing it.

Naval minesIran, Soviet Union / Russia, ChinaTanker War of the 1980s; stock and domestic production through the 2020s

Status as of
2026-09
Last reviewed
2026-09-09

AssessmentModerate confidence

Recognition context, not a stat sheet. The catalogue covers major publicly documented systems relevant to the conflicts Vigil covers — not an exhaustive order of battle. No quantities, availability or current allocations are recorded.

The recordWhat this system is, where it comes from, who operates it and which of Vigil’s modules it is relevant to — with the evidence each of those rests on.

FieldedEvidence: Documented
Silhouette · not to scale

Record

FamilyNaval mines
VariantsMoored contact mines; bottom influence mines; drifting mines; reported domestically produced classes
OriginIran, Soviet Union / Russia, China
EraTanker War of the 1980s; stock and domestic production through the 2020s
Appears inTanker War 1987–88

Conflict relevance

This is the catalogue's single record for this system. It is relevant to the module below; each module's Force Atlas shows how it is used there.

Iran–Gulf · Force Atlas

Operators

Iran and the Gulf · Primary operator

Iran and the Gulf: Held by the Guard Navy and the Artesh Navy; mine-laying craft and small boats are the delivery means.

Battlefield role

Sea denial by threat: the possibility of mining makes the strait's usable state a commercial judgement rather than a physical one.

Strengths

Cheap, deniable and slow to clear; the mere possibility imposes escort, survey and insurance costs on every transit, which is precisely the effect that war-risk cover's withdrawal in March 2026 illustrated.

Limitations

Mining the strait would close Iran's own exports and invite the response that the Tanker War brought, which is why it has never been done; the Fifth Fleet keeps a standing mine-countermeasures force at Bahrain for it. Stock estimates are unreliable and none is adopted here.

Campaign relevance

Derived: a participant organisation in these campaigns carries a typed equipment association with this system. That is not the same as documented use of the system in the campaign itself.

Documented conflict use

Iranian mining during the Tanker War of 1987–88 damaged American warships and merchant vessels and drew the escort operation that established the present naval architecture; limpet-mine attacks on tankers in 2019 are the most recent documented use of a related method.

Branch & service operators

PartialConfidence: ModerateSources: IISS Military Balance↗ · Congressional Research Service — Iran, the Gulf and the Strait of Hormuz · Established historical recordMethodologyCorrections

Assessed as of2026-09Last reviewed2026-09-09