at Marguerite Bay Toadstool Rocks are a group of insular, ice-covered rocks that rise to about 250 cm above sea level in the southwest part of Marguerite Bay, east-southeast of Terminal Island. The rocks were roughly charted from RRS association with
Mushroom Island and
Puffball Islands. Endurance Reef is a
reef in Marguerite Bay, lying west of
Red Rock Ridge. The name is after
HMS Endurance which at this position in February 1972 struck a rock in a depth of . The area was surveyed by boats from the
Endurance in 1973 when similar depths were found up to south-southwest of the rock.
Harvey Shoals () are three shoal patches located between
Miller Island and
Northstar Island in Marguerite Bay. They were charted by the Hydrographic Survey Unit from
RRS John Biscoe in 1966, and were named for Petty Officer
Brian E. Harvey, the surveying recorder who carried out all the sounding for this survey. Noble Rocks () is a group of about 19 small, low rocks in Marguerite Bay, lying east of
Jester Rock in the
Dion Islands. The
Dion Islands were first sighted and roughly charted in 1909 by the FrAE. Noble Rocks were surveyed in 1949 by the
Falkland Islands Dependencies Survey (FIDS), and so named by the
United Kingdom Antarctic Place-Names Committee (UK-APC) because of their association with
Emperor Island. == References ==