Israel is developing a new generation of robotic naval vessels that could hunt submarines, search for mines and patrol dangerous waters without putting sailors directly in harm’s way.
By Hezy Laing
Imagine an Israeli warship hunting enemy submarines, searching for deadly sea mines, or patrolling dangerous waters without a single sailor aboard.
What once sounded like science fiction is becoming a reality, as Israeli defense companies develop robotic warships capable of performing some of the Navy’s most dangerous missions.
These vessels, known as unmanned surface vessels (USVs), can operate without crews, using cameras, radar, sensors, and sophisticated computer systems to navigate and identify threats.
Some can be controlled remotely, while others can carry out certain tasks automatically, with human operators overseeing their missions.
And their capabilities go far beyond surveillance.
From Hunting Submarines to Launching Missiles
One of Israel’s leading robotic naval systems is the Seagull, developed by Elbit Systems.
The approximately 40-foot vessel is designed to detect underwater threats, including submarines and sea mines, while operating without sailors aboard.
Consider a suspected minefield near an Israeli harbor. Instead of sending a crewed vessel into potentially deadly waters, the Navy could deploy a Seagull to search for explosives and help identify safe routes.
The vessel can also carry torpedoes to attack underwater threats and can be equipped with a remotely operated machine gun.
This means robotic boats are not simply floating surveillance cameras. They can potentially become fighting vessels in their own right.
One Warship, Several Robotic Fighters
Israel Aerospace Industries (IAI) is taking the concept further with DIAMOND, a naval warfare system unveiled in 2026.
The idea is to allow a larger warship to work alongside smaller robotic vessels, extending its ability to detect and confront threats.
Imagine one Israeli warship commanding several robotic boats spread across the surrounding waters.
Some could search for enemy submarines or approaching vessels, while others could carry missiles or defensive weapons.
Together, they could give the larger warship greater reach and fighting power without requiring additional crews aboard every vessel.
The potential advantage is enormous: Israel could place more sensors and weapons across a wider area while reducing the number of sailors exposed to enemy fire.
For Israel, the technology has particular importance.
The Navy must protect the country’s coastline, commercial ports, offshore natural gas platforms, and vital shipping routes, while confronting threats ranging from hostile submarines to explosive-laden boats.
Robotic vessels could help patrol these areas continuously, investigate suspicious activity, and enter dangerous waters before risking a crewed warship.
They could also make it harder for enemies to predict where Israeli naval forces are operating.
Importantly, the technology is developing in stages. Elbit’s Seagull has undergone extensive testing, including trials involving the Israeli Navy, while newer concepts such as DIAMOND still require further development and operational integration.
Robotic vessels also face challenges, including maintaining reliable communications, operating in rough seas, and ensuring that decisions involving weapons remain under appropriate human control.
The goal is not necessarily to replace Israel’s sailors or its powerful warships, but to give them additional capabilities while reducing their exposure to danger.
Israel has already demonstrated how unmanned aircraft can transform warfare in the skies. Its defense industry is now pursuing similar possibilities at sea.
Sailors may still command Israel’s future Navy, but some of its most dangerous missions could be carried out by warships without anyone aboard.
