Yes. Only Perth (Barrack Street) to South Perth, Rottnest Island to Fremantle (B-Shed), Rottnest Island to Perth (Barrack Street), Hillarys to Rottnest Island and Rottnest Island to North Fremantle (Northport) sail all year; the other lines are seasonal. Perth (Barrack Street) to Fremantle (B-Shed) runs February to mid-December. Perth (Barrack Street) to North Fremantle (Northport), Fremantle (B-Shed) to Perth (Barrack Street) and North Fremantle (Northport) to Rottnest Island run mid-June to mid-September.