[1] Download coordinates as: Grant Island is in the north, seaward edge of the Getz Ice Shelf.

Discovered and first charted from the USS Glacier (Captain Edwin A. McDonald, United States Navy) in February 1962.

Named by US-ACAN for Lieutenant Peter J. Brookman, CEC, United States Navy, Officer-in-Charge at Byrd Station, 1970.

William T. Hummel, United States Navy Reserve, helicopter pilot aboard Glacier at the time of discovery.

The discovery of Forrester Island from USS Glacier on February 4, 1962 simultaneously established the existence of the strait, which was then sounded.

A shallow embayment or bight, 12 nautical miles (22 km; 14 mi) long, in the north side of Grant Island.

Named for R.J. Ledda, QM3, United States Navy, quartermaster aboard the Glacier on the cruise in which the bay was discovered.

Named by US-ACAN after Lieutenant Commander John J. Forrester, United States Navy, Executive Officer aboard Glacier at the time of discovery.