The 'official'* southern limit to the distribution of the Sargassum Anglerfish, Histrio histrio is Burrill Lake, New South Wakes (35.37°S). 

This movie, kindly sent to us by Kerryn Wood (Sapphire Coast Marine Discovery Centre, Eden) shows a fish filmed in 18 March 2011 at Bar Beach, Merimbula (36.85°S), well south of the known range of the species. Thank you Kerryn!

*'Official' distribution from the AFD.