Scopelarchus analis

Dissomma anale Brauer, 1902 Scopelarchus analis, the short fin pearleye or blackbelly pearleye,[1] is a species of ray-finned fish that can be found circumglobal in warm waters.

This species reaches a max length of 12.6 cm (4.96 in).

[3] It has a unique cylindrical eye that it is directed dorsally.

This allows the fish to gain a binocular view of the water column above.

[4] The fish also possesses a unique adaptation where it has multiple retinae.