Saltwater Fish
Dactylopus dactylopus
Dactylopus dactylopus
(Fingered Dragonet)

Species Description…

Scientific Name: Dactylopus dactylopus
Common Name: Fingered Dragonet
Species Group: Dragonet
Habitat: Reef Safe with Caution
Care Level: Advanced
Temperament: Peaceful
Diet Type: Carnivore
Role in Aquarium: Showpiece Fish
Max Fish Length: 11 (inches)
Min Aquarium Size: 50 (gallons)
Native Range: Indo-Pacific, including the Red Sea and Australia
Dactylopus Dactylopus - The Fingered Dragonet

Dactylopus Dactylopus (The Fingered Dragonet)

Overview

  • Native to the Indo-Pacific region, commonly inhabiting sandy bottoms and lagoon environments near coral reefs.
  • Easily identified by its elongated, slender body adorned with vibrant blue, yellow, and brown patterns, as well as distinctive finger-like appendages.
  • A peaceful, slow-moving bottom dweller that uses camouflage and stealth to avoid predators.
  • Known for its cautious and somewhat reclusive nature, usually spending time concealed among rocks and sand.
  • Thrives best in established aquariums with fine sand substrate, abundant live rock, and stable water conditions.

Feeding

  • Carnivorous, primarily consuming copepods, amphipods, and small marine invertebrates in the wild.
  • Initially may only accept live foods; offering live copepods, brine shrimp, and mysis shrimp is recommended.
  • Gradual introduction of frozen foods like enriched brine shrimp and mysis shrimp can help transition to prepared diets.
  • Should be fed several small meals daily due to its methodical and slow feeding habits.
  • Ensuring a varied diet maintains optimal health, enhances coloration, and supports natural foraging behaviors.

Habitat

  • Prefers reef-associated environments with sandy bottoms, rubble patches, and areas of moderate water flow.
  • Frequently seen buried partially in sand or hidden within rocky crevices, relying heavily on camouflage.
  • Aquarium setups must include a deep, fine sandy substrate to accommodate natural burrowing and hiding behaviors.
  • Stable water parameters, moderate flow, and high-quality filtration systems are necessary for maintaining optimal conditions.
  • Providing shaded areas and structures for hiding enhances comfort and mimics its natural habitat.

Fish Care

  • Optimal water temperature: 74-80°F (23-27°C) to promote metabolism and immune function.
  • Preferred pH range: 8.1-8.4, maintaining salinity at a stable level of 1.020-1.025.
  • Regular water changes, strict monitoring of parameters, and excellent filtration are crucial due to the fish's sensitivity to water quality.
  • Considered reef-safe, posing minimal risk to corals and invertebrates, though care should be taken with small crustaceans.
  • Maintaining consistent water quality and offering a varied diet reduces stress and promotes long-term health.

Compatibility

  • Peaceful by nature, best kept with other gentle and non-aggressive tankmates.
  • Compatible with small, peaceful fish such as gobies, dartfish, cardinalfish, and other non-aggressive reef species.
  • Should not be housed with aggressive or overly active species that might intimidate or outcompete it for food.
  • Best suited for peaceful reef aquariums with adequate hiding spaces and compatible tankmates.
  • Providing a stress-free environment with minimal competition for food encourages natural behavior and health.

Aquarium Behavior

  • Displays slow, deliberate movements while searching for food along the substrate or among live rock.
  • Frequently observed partially buried or hiding among the substrate, displaying cryptic behavior to avoid detection.
  • May initially be shy and reclusive, but gradually becomes more visible as it adjusts to aquarium life.
  • Providing a peaceful environment, stable conditions, and appropriate hiding spots supports natural behavior and reduces stress.
  • Over time, it may recognize the caretaker and exhibit increased curiosity during feeding sessions.