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Blue Spotted Jawfish (Opistognathus rosenblatti) - Saltwater Aquarium Fish

🐠 Blue Spotted Jawfish (Opistognathus rosenblatti)

From ฿624.75Sale Price

🐠 Blue Spotted Jawfish (Opistognathus rosenblatti)

Marine Reef-Safe Burrowing Fish • Electric Blue Spots Over Yellow-Orange Body • Genuine Cool-Water Species — Please Read Before Buying • Intermediate Marine Fish

 

⚠️ Important Information — Please Read First

We want to be genuinely upfront on this one. Unlike most tropical marine fish, this species is native to the genuinely cooler waters of the Gulf of California, and it needs noticeably lower temperatures to live a full, comfortable life — a dedicated chiller is genuinely often necessary, especially through warmer months. This species is also genuinely a capable jumper, so a fully secure, gap-free lid is essential.

 

📋 The Blue Spotted Jawfish , also known as the Blue Dot Jawfish or Rosenblatt's Jawfish, has a genuinely striking dark brownish-yellow to orange body covered in bright, irregularly-shaped electric-blue spots, with an elegant yellow dorsal fin and the comical, bulbous head typical of jawfish.

Native to the Gulf of California, this species inhabits sandy reef areas at depths of roughly 9 to 27 metres, where it constructs a burrow it seals completely at night, rebuilding the entrance again each morning — genuinely often using a small shell as a makeshift door.

A genuinely charming detail: mature males signal reproductive readiness by turning the rear portion of their body white. It's fully reef safe, and more than one specimen can genuinely be kept together in a sufficiently large tank once territories are established, though we want to be honest that this species is also genuinely susceptible to Brooklynellosis, a fast-acting disease, so careful acclimation and quarantine matter.

 

🔵🟡 Highlights

🎨 Electric Blue Spots Over Yellow-Orange Body: A genuinely dazzling, sought-after jawfish

❄️ Genuine Cool-Water Species: Needs lower temperatures than typical tropical fish, often a chiller

🐚 Genuine Burrow-Building Behaviour: Often uses a shell as a burrow door, sealed nightly

🌿 Fully Reef Safe: Won't harm corals or invertebrates

⚠️ Genuine Disease Susceptibility: Careful acclimation and quarantine matter

Quantity
❌ No Stock Available Today

🧾 A Quick Look at the Blue Spotted Jawfish

 

📛 Common Name: Blue Spotted Jawfish (Blue Dot Jawfish, Rosenblatt's Jawfish)

🔬 Scientific Name: Opistognathus rosenblatti

👨‍👩‍👧 Family: Opistognathidae

🌍 Origin: Gulf of California

📏 Max Size: Up to 10 cm (≈ 4")

🧂 Specific Gravity: 1.020–1.025

🌡️ Temperature Range: 18–22°C (64–72°F) — genuinely cooler than typical tropical marine fish

🧠 Care Level: Moderate — genuinely needs cool-water conditions

💖 Temperament: Peaceful; genuinely territorial toward its own kind in smaller tanks

🌿 Reef Safe: ✅ Yes

🏠 Min Tank Size: 150 L (≈ 40 gallons)

📌 Tank Level: Lower Level, burrows in sand

🧬 Stock Type: Wild-collected as standard stock; genuinely limited by its narrow native range

Lifespan: 4–8 years with proper care

🍽️ Diet: Carnivore (zooplankton, small meaty foods)

🐣 Reproduction: Egg Layer; genuinely monogamous, forms pair bonds

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