Page 54: of Marine Technology Magazine (Sep/Oct 2026)

Port Security

MTR 100

ThayerMahan recently released SeaGuard, a non- kinetic underwater defeat system that repels hostile

AUVs and deters divers. ray of sensors including sonar, radar, radio frequency and partners are creating an ecosystem of compatible technolo- electro-optical/infrared. The demonstration showed the gies that work seamlessly together, providing end-to-end power of integrating both passive and active sonar data solutions without compatibility issues,” says Pickering. He when tracking low target strength drones or very slow- cites the example of Sonardyne’s SPRINT-Nav, an all-in-one moving targets in the highly cluttered seabed conditions subsea navigation instrument that integrates an inertial navi- typical of some harbors. gation system, a Doppler velocity log and a depth sensor.

Payloads need not be bespoke. Commercial off-the-shelf Like the Ukrainian drone, the sophisticated technologies (COTS) hardware and software is reliable, cost-effective now available support attack operations as well as defense. and fast to implement – something that Forcys, soon to In response, ThayerMahan recently released SeaGuard, a be part of the Kraken group, takes advantage of. Techni- non-kinetic underwater defeat system that repels hostile cal Sales Manager, Benn Pickering, says: “With COTS, AUVs and deters divers. When coupled with ThayerMa- you bene