Submarine rescue ship
![USS Pigeon, submarine rescue ship](/Images/godic/202502/13/US_Navy_photo_-_NH_973103233.jpg")
![Japan Maritime Self-Defense Force Chiyoda (left) and Chihaya (right)](/Images/godic/202502/13/JS_Chiyoda_and_JS_Chiyaha_at_Kobe,_-19_Dec._2004_a3233.jpg")
![ITS Anteo (A 5309), submarine rescue ship](/Images/godic/202502/13/Ae_dq_mmi_A53093234.jpg")
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A submarine rescue ship serves as a surface support ship for submarine rescue and deep-sea salvage operations. Methods employed are the McCann Rescue Chamber, Deep Submergence Rescue Vehicles (DSRV's) and deep sea diving operations.