海上巴士（英文：SeaBus）係加拿大卑詩省大溫哥華地區嘅渡輪服務，連接布勒內灣兩岸的溫哥華市中心濱海站同北溫哥華市朗斯代爾碼頭（英文：Lonsdale Quay）。海上巴士由岸山巴士公司（英文：Coast Mountain Bus Company）營運，係運輸聯線旗下大溫哥華地區公共交通服務一部分。
SeaBus is a ferry service in the Greater Vancouver area of British Columbia, Canada, connecting Downtown Vancouver Waterfront Station on both sides of Breenne Bay and Lonsdale Quay in North Vancouver. The Sea Bus is operated by Coast Mountain Bus Company and is part of Metro Vancouver's public transport service under the Transit Link.