If you’re going to maintain large saltwater aquarium tank then yellowhead jawfish is one good choice. It is one beautiful fish that burrows in the aquarium sand. You’ll find this fish a good tank-mate with other non-aggressive saltwater fishes. Yellowhead jawfish is usually found in sandy and rubble-strewn reef environments. They make a perfect pet for saltwater aquarium.
Size & Color: Yellowhead jawfish can grow upto size of 10cm and has lifespan of about 5 years or more. Yellowhead jawfish has bright yellow head and light blue or white body. On the chin you can see the pair of black dots.
ph & temperature: You need to maintain ph range of about 8.1 – 8.4. Yellowheads jawfish requires temperature in the range 25°C – 28°C that means they require normal room temperature. Hardness in the range of 8 – 12dKH should be maintained. You need atleast 30 gallons of tank and it should be at least 90cm in length.
Food: Yellowhead jawfish can accept itamin enriched flake foods, frozen and live foods. Being a carnivore, it requires meaty food in the aquarium. You can occasionally give them brine shrimp, mysis shrimp, bloodworms and small pieces of clam flesh. Food rich with vitamins is suggested for them so you can give them flake food or fresh food regularly other than live food. Many times yellowhead jawfish don’t leave it’s home and that’s why it is necessary to drop food that can sink to the bottom and they can catch it.
Image Credit – Reef.org
Breeding: Yellowfish is known to be one of the mouth brooder, it means that they keep eggs in their mouth till they hatch. Once fry is ready to swim it is released from the mouth. Variety of jawfish are known to change the color during the period of spawning. Many aquarist report that jawfish can breed in captivity so you can breed them in your home aquarium.
Behavior: They go quite well with other peaceful saltwater aquarium fish. They don’t usually fight with their own kind as well so you can keep multiple jawfish in the same tank as well if you’ve lot of space in the tank. Yellowhead jawfish is also known for jumping out of the tank so you need to keep the tank sealed just to ensure that they don’t jump out. They enter the burrow tail first and you’ll find their head while rest of the body remained in the sand. They’re bottom dwellers so you can find them dwelling near sand or stone, marbles etc if they’re not hiding. If they get frightened they immediately get to the burrow and often don’t come out unless they need food. You can add various grades of sand and coral for them to burrow easily. Also rocks, marbles and small stones can be placed inside the tank in order to let them have natural environment.
Being a bottom dweller and more of burrower and peaceful fish they’re preferred for non-aggressive saltwater tank. So if you’re keeping non-aggressive fishes in your saltwater tank consider getting atleast 2-3 yellowhead jawfish for your tank.