 Fish hooks were made from turban shells and fishing lines and nets were also made from bark and native grasses.Timber from the forests at Kurnell and La Perouse provided bark for huts, canoes, coolamons, and lomandra leaves were woven together to make bags.Many of the local plants were edible such as the roots of the common fern and Warrigal, a spinach like leafy plant that grew along the local fresh water streams on both northern and southern headlands.