The exercise was done to prepare for escalations in the northern area as tensions between Israel and the Hezbollah terror group continue.
It is possible that a Russian spy ship collected information on the Israeli NIS Drakon submarine.
This year, a record number and variety of vessels of different sizes, from small boats to large yachts, took part.
The operation was a combination of ground troops, support from aircraft, and heavy fire from naval units.
The underwater unit worked to defuse any devices which were suspected to contain explosive material.
The joint effort aims to neutralize ground-based threats and deliver a significant blow to the terror organization Hamas.
Israeli military spokesperson Daniel Hagari said that the terrorists used tunnels from the Gaza Strip to open waters in an attempt to infiltrate into Israel.
A statement from the IDF said that the two had said they did not want to continue their service due to the disputed judicial legislation.
Dubbed Intrinsic Defender, the two-week joint drill is centered on boosting operational readiness and navy-to-navy cooperation.
The DESEAVER MK 4 system provides perimeter protection against concurrent multiple missile threats from multiple directions.