💙 Blue Hillstream Trout (Opsarius bernatziki) – Sleek, Fast & Striking Stream Dweller

The Blue Hillstream Trout (Opsarius bernatziki) is a dazzling, fast-swimming species admired for its electric blue sheen and sleek, torpedo-shaped body. Native to the clear, oxygen-rich streams of Southeast Asia, this active and energetic fish adds a burst of life and movement to any large community or river-style aquarium. 🌊🐠

With their shimmering scales and schooling behavior, these fish are captivating to watch as they dart gracefully through strong currents. Blue Hillstream Trout thrive in aquariums with excellent water flow, rock structures, and open swimming areas. They are peaceful when kept with similarly sized, fast-moving species. ✨

📸 Representative photo – actual fish you receive may vary in size and coloration.

Quick Facts:

• Scientific Name: Opsarius bernatziki
• Common Name: Blue Hillstream Trout / Bernatzik’s Minnow
• Origin: Thailand, Laos, and surrounding regions of Southeast Asia
• Adult Size: 4–5 inches
• Temperament: Peaceful, active, and best in small groups
• Tank Size: 40+ gallons (requires strong water flow and high oxygenation)
• Diet: Omnivorous – high-quality flakes, pellets, frozen bloodworms, daphnia
• Water Parameters: 72–80°F | pH 6.5–7.8 | Moderate hardness | High oxygen levels

Shipping Information 📦

• We use the safest and fastest shipping methods to ensure live arrival. 🚚
• Orders ship on Mondays and Wednesdays to avoid weekend delays.
• Heat or Cold Packs are included as needed based on your local weather. ❄️🔥

DOA Guarantee (Dead on Arrival) ✅

• Photos Required: Provide clear photos of the fish in its sealed bag within 2 hours of delivery, plus one photo on a paper towel. 📸
• Refund Policy: Refunds apply to the fish only – shipping costs are non-refundable. Please allow 2–3 business days for careful order preparation before shipping.

Out of Stock? No Problem! 🐟

1. Choose a Replacement Fish from our River or Hillstream collection.
2. Wait Until Restocked – we’ll notify you when available again.
3. Request a Full Refund – quick, easy, and transparent. 💯

Bring home the Blue Hillstream Trout (Opsarius bernatziki) for a dynamic, colorful addition to your aquarium that thrives in flowing water. Shop confidently with Source Aquatics – your trusted supplier of rare and exotic freshwater fish. 💙🐠