Helfrich's Firefish Goby - Nemateleotris helfrichi Helfrich's Firefish is a member of the family Microdesmidae, which are often referred to as firefishes or dartfishes. This rare species has a bright pink light front half, a lighter pink rear half, a yellow area on its head and pink and yellow on the fins. It is recommended only for the highly experienced aquarist with a well-established reef.
