One species of saltwater crocodile, ''Crocodylus porosus'', is also indigenous to Palau, occurring in varying numbers throughout the mangroves and in parts of the Rock Islands. Although this species is generally considered extremely dangerous, there has only been one fatal human attack, on 28 December 1965, in Palau in modern history. This attack led to a crocodile eradication program and trade in crocodile hides that ran into the 1980s. A management and conservation program running since the 1990s has led to a stabilization of the Palauan crocodile population. In Palau, the largest crocodile measured .