Lernaean Hydra that Hera placed the Hydra and crab as constellations in the night sky after Heracles slew him. When the sun is in the sign of Cancer (Latin for "The Crab"), the constellation Hydra has its head nearby. In fact, both constellations derived from the earlier Babylonian signs: Bashmu ("The Venomous Snake") and Alluttu ("The Crayfish"). Primary sources Secondary sources Lernaean Hydra The Lernaean Hydra or Hydra of Lerna (, "Lernaîa Hýdra"), more often known simply as the Hydra, is a serpentine water monster in Greek and Roman mythology. Its lair was the lake of Lerna in the Argolid, which was
Greek ironclad Hydra broke out into the Aegean sea; the assumption was that the Greeks would dispatch "Georgios Averof" to hunt down "Hamidiye". Despite the threat to Greek lines of communication posed by the cruiser, the Greek commander refused to detach "Georgios Averof" from her position. "Georgios Averof" appeared approximately 12 miles from Lemnos; when the powerful Greek ship was spotted, the Ottomans turned to retreat with "Georgios Averof" in pursuit. She scored several hits on the fleeing Ottoman ships before breaking off the chase. "Hydra" and her sisters were too slow to keep up with "Georgios Averof", and played no part in