Common name: Wormfishes

The Microdesmidae family, commonly known as Wormfishes or Dartfishes, includes small to medium-sized, elongated fish that are popular in the reefkeeping hobby for their unique appearance and behavior. They are generally peaceful and can be kept with a variety of other reef-safe fish. Members of this family are known for their burrowing habits and preference for sandy substrates where they can retreat if threatened. They are carnivorous, feeding on zooplankton and small benthic invertebrates. These fish are best suited for established aquariums with stable conditions and plenty of hiding places.

1. 
   Common name: Curious wormfish

   Scientific name: Gunnellichthys curiosus
2. Common name: Onespot wormfish

   Scientific name: Gunnellichthys monostigma
3. Common name: Onestripe wormfish

   Scientific name: Gunnellichthys pleurotaenia
4. 
   Common name: Yellowstripe wormfish

   Scientific name: Gunnellichthys viridescens
5. 
   Common name: Purple firefish

   Scientific name: Nemateleotris decora
6. 
   Common name: Helfrichi Firefish

   Scientific name: Nemateleotris helfrichi
7. 
   Common name: firefish

   Scientific name: Nemateleotris magnifica
8. Common name: Blue-barred Ribbon Goby

   Scientific name: Oxymetopon cyanoctenosum
9. Common name: Arabian Dartfish

   Scientific name: Ptereleotris arabica
10. 
    Common name: Scissortail dartfish

    Scientific name: Ptereleotris evides
11. Common name: Lined dartfish

    Scientific name: Ptereleotris grammica
12. 
    Common name: Blue hana goby

    Scientific name: Ptereleotris hanae
13. Common name: Blacktail goby

    Scientific name: Ptereleotris heteroptera
14. 
    Common name: Blue gudgeon

    Scientific name: Ptereleotris microlepis
15. Common name: Monofin dartfish

    Scientific name: Ptereleotris monoptera
16. Common name: Flag-tail dart-goby

    Scientific name: Ptereleotris uroditaenia
17. 
    Common name: Chinese zebra goby

    Scientific name: Ptereleotris zebra