The fishing harbor of Karnagio is situated at the westside of the port and nearby the Neorion shipyards.
The harbor facilities include quays with a total length of 450 m. as well as four parallel piers of length 38 m., 51 m. 57 m. and 50 m. respectively. The depths range from 2 m. to 4 m. approximately.
The harbor is providing adequate protection and security for the moored vessels.