Crocodile numbers rising in Queensland but culling is not necessary, researchers say

Saltwater crocodile populations in Queensland are recovering at an estimated rate of 2 per cent each year. (ABC Far North: Christopher Testa)

Dan Hammersley is all too familiar with the thrill of flicking a lure and landing a big fish. 

He also spends a lot of time making sure his fellow fishers take heed of a huge danger they face while doing so.