Hydra Cove is a small cove indenting for 200 m the northwest coast of Varna Peninsula

Varna Peninsula

Varna Peninsula is a roughly rectangular predominantly ice-covered peninsula forming the northeast extremity of Livingston Island in the South Shetland Islands, Antarctica...

, Livingston Island in the South Shetland Islands

South Shetland Islands

The South Shetland Islands are a group of Antarctic islands, lying about north of the Antarctic Peninsula, with a total area of . By the Antarctic Treaty of 1959, the Islands' sovereignty is neither recognized nor disputed by the signatories and they are free for use by any signatory for...

, Antarctica and entered north of Gargoyle Bastion

Gargoyle Bastion

Gargoyle Bastion is a rocky headland rising to 60 m on the northwest coast of Varna Peninsula, Livingston Island in the South Shetland Islands, Antarctica and forming the south side of the entrance to Hydra Cove and the northeast side of the entrance to Griffin Cove...

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The feature is named after the Lernaean Hydra

Lernaean Hydra

In Greek mythology, the Lernaean Hydra was an ancient nameless serpent-like chthonic water beast, with reptilian traits, that possessed many heads — the poets mention more heads than the vase-painters could paint, and for each head cut off it grew two more — and poisonous breath so virulent even...

, a monster with nine heads slain by Hercules

Hercules

Hercules is the Roman name for Greek demigod Heracles, son of Zeus , and the mortal Alcmene...

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Location

The cove is centred at 62°27′54"S 60°08′15"W which is 17.7 km northeast of Siddons Point

Siddons Point

Siddons Point is a point projecting into the middle of the head of Hero Bay on the north coast of Livingston Island in the South Shetland Islands, Antarctica...

 and 1.42 km south of Williams Point

Williams Point

Williams Point is the point forming both the north extremity of Varna Peninsula and the northeast tip of Livingston Island in the South Shetland Islands, Antarctica...

 (British mapping in 1968, and Bulgarian mapping in 2005 and 2009).

Maps

• L.L. Ivanov et al. Antarctica: Livingston Island and Greenwich Island, South Shetland Islands. Scale 1:100000 topographic map. Sofia: Antarctic Place-names Commission of Bulgaria, 2005.
• L.L. Ivanov. Antarctica: Livingston Island and Greenwich, Robert, Snow and Smith Islands. Scale 1:120000 topographic map. Troyan: Manfred Wörner Foundation, 2009. ISBN 978-954-92032-6-4