103 For the rest of that day they blockaded Elaeus with and rejoins the rest of the Athenian fleet, which, on finding that the Peloponnesians had gone northward, had immediately pursued them. the ships from Abydos which had now joined them; the united fleet number- ing eighty-six; but as the town would not yield they sailed away to Abydos.
The Athenians, whose scouts had failed them, and who had never ima- gined that the enemy's fleet could pass them undetected, were quietly besieging Eresus; but on finding out their mistake they instantly set sail and followed the enemy to the Hellespont. They fell in with and took two Pelo- ponnesian ships, which during the pursuit had ventured too far into the open sea. On the following day they came to Elaeus, where they remained at anchor, and the ships which had taken refuge at Imbros joined them; the next five days were spent in making preparations for the impending engagement.
104 After this they fought, and the manner of the battle was Battle of Cynossema between eighty-eight Peloponnesian and seventy-six Athenian ships. The Peloponesians try to shut up their enemies in the strait. A counter-movement of Thrasybulus, which weakens the centre of the Athenians, nearly proves fatal to them. as follows. The Athenians began to sail in column close along the shore towards Sestos, when the Pelopon- nesians, observing them, likewise put to sea from Abydos. Perceiving that a battle was imminent, the Athenians, numbering seventy-six ships, extended their line along the Chersonese from Idacus to Arrhiani, and the Pelopon- nesians, numbering eighty-eight ships, from Abydos to Dardanus. The Syra- cusans held the right wing of the Peloponnesians; the other wing, on which were the swiftest ships, was led by Mindarus himself. Thrasyllus commanded the left wing of the Athenians, and Thrasybulus the right; the other generals had their several posts. The Peloponnesians were eager to begin the engagement, intending, as their left wing extended beyond the right of the Athenians, to prevent them, if possible, from sailing out of the straits
