Bat fish
Fig. 16: A group of bat fish in the deep blue. The strobe was not bright enough for this distance. — Nikon Coolpix 5400, Subtronic Mini strobe, Tulamben, Bali, Indonesia, 27 march 2005 E5400; Δt=1/125 s; f=6.5 mm; f/5.8; ISO 50; 27 March 2005 13:23:27