Flinders Pier is a pier dive site near Cranbourne, Australia, in Bass Strait. It is accessed directly from the shore. The site is known as the weedy seadragon capital of the world. Weedy seadragons are seasonal there, most often seen from August to September. Cephalopods, crustaceans and rays are resident around the pier, and schooling fish are occasionally seen. The best months for diving are August to March.