Aquarium Requirements Minimum Tank Size: 50 gallons (190 litres) Temperature: 24–27°C (75–81°F) pH: 8.1–8.4 Specific Gravity (Salinity): 1.020–1.025 Alkalinity: 8–12 dKH Ammonia & Nitrite: 0 ppm Nitrate:< 10 ppm Aquascape: Provide a deep sandy substrate (3–5 inches) for burrowing and sand-sifting, live rock for shelter, and open swimming areas Blue Cheek Gobies thrive in established aquariums with stable water parameters and adequate substrate for digging and sifting. Diet and Feeding Blue Cheek Gobies are carnivorous sand sifters and require a protein-rich diet: Frozen or live foods such as mysis shrimp, brine shrimp, and finely chopped seafood High-quality sinking pellets formulated for carnivorous marine fish Feed 2–3 times daily, placing food on or near the substrate to encourage natural foraging Frequent feeding supports health, coloration, and natural sand-sifting behavior. Temperament and Compatibility Blue Cheek Gobies are peaceful and generally coexist well with other non-aggressive reef fish. They may form small pairs and can be territorial toward other gobies of the same species if space is limited. Tankmate Recommendations: Suitable: Clownfish, small tangs, blennies, firefish, and other peaceful reef fish Avoid: Large predatory or aggressive species A deep sand bed and adequate hiding places reduce stress and encourage natural behavior. Reef Compatibility ✅ Reef Safe Blue Cheek Gobies are reef safe and pose no threat to corals or sessile invertebrates. Their sand-sifting behavior can even help maintain a clean substrate in reef aquariums. Additional Information Maximum Size: Up to 15 cm (6 inches) Lifespan: 5–7 years with proper care Difficulty Level: Moderate Natural Behavior: Peaceful, sand-sifter, often seen sifting substrate for food; may form pairs Origin: Indo-Pacific reefs, including Indonesia, the Philippines, and northern Australia The Blue Cheek Goby (Valenciennea strigata) is a peaceful, functional, and visually distinctive marine fish that enhances both the aesthetics and substrate maintenance of community and reef aquariums. With stable water parameters, a protein-rich diet, and sufficient sand substrate, it thrives as a long-lived and engaging member of the aquarium community.
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