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Opisttognathus whitehurstii. The Dusky Jawfish is an interesting and unique reef safe fish that you can add to your aquarium. The Dusky Jawfish is brown in color with various white and black spots along its body.
Dusky Jawfish can grow up to 5 inches and need to be housed in an aquarium of at least 29 gallons. The Dusky Jawfish is also known as a jumper and needs a tank with a tight fitting lid with no holes big enough for it to jump through if spooked. If you are keeping a Dusky Jawfish, you need to have sand for it to borrow in and also some bigger substrate for it to look for food in.