Saltwater Fish
Yellowhead Jawfish

Species Description…

Scientific Name: Opistognathus aurifrons
Common Name: Yellowhead Jawfish
Species Group: Jawfish
Habitat: Reef Safe
Care Level: Intermediate
Temperament: Peaceful
Diet Type: Omnivore
Role in Aquarium: Community Fish
Max Fish Length: 4 (inches)
Min Aquarium Size: 30 (gallons)
Native Range: Western Atlantic, including the Gulf of Mexico, the Caribbean Sea, and the southeastern United States
Opistognathus aurifrons - Yellowhead Jawfish

Opistognathus aurifrons (Yellowhead Jawfish)

Overview

  • Found in the western Atlantic Ocean, including the Caribbean Sea.
  • Known for their bright yellow head and elongated body.
  • They have a large mouth and are often seen hovering near their burrows.
  • Yellowhead jawfish are peaceful and have a distinctive behavior of building and inhabiting burrows.

Feeding

  • They are carnivores.
  • Their diet consists of zooplankton, small crustaceans, and other small invertebrates.
  • Jawfish typically capture food particles drifting in the water column.
  • They may also pick at the substrate for food.

Habitat

  • Yellowhead jawfish inhabit sandy or rubble areas near reefs.
  • They prefer areas where they can easily dig and maintain burrows.
  • These fish are commonly found in tropical and subtropical waters.
  • They utilize their burrows for shelter, protection, and reproduction.

Fish Care

  • Maintaining stable water conditions is important for their health.
  • Providing a varied diet supports their nutritional needs.
  • Regular water quality checks are essential for preventing illness.
  • A tank with a deep sand bed and ample hiding places is beneficial.

Compatibility

  • Yellowhead jawfish are generally peaceful but can be territorial, especially towards other jawfish.
  • They are best kept with other peaceful fish that share similar environmental requirements.
  • Care should be taken when introducing them to a community tank.
  • Observing their interactions with other tank inhabitants is advisable.

Aquarium Behavior

  • Yellowhead jawfish are often seen hovering near the entrance of their burrows.
  • They retreat into their burrows when threatened or at night.
  • Their bright yellow head and burrowing behavior make them a popular choice for aquariums.
  • Providing a suitable substrate and a calm environment is crucial for their well-being.