Aquarium Requirements
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Minimum Tank Size: 30 gallons (115 litres)
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Temperature: 24–27°C (75–81°F)
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pH: 8.1–8.4
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Specific Gravity (Salinity): 1.020–1.025
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Alkalinity: 8–12 dKH
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Ammonia & Nitrite: 0 ppm
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Nitrate: < 10 ppm
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Aquascape: Provide live rock with caves and crevices for shelter, along with open swimming areas; a sandy substrate is recommended for natural hovering and darting behaviors
The Shot Silk Goby thrives in well-established aquariums with stable water parameters and secure hiding places.
Diet and Feeding
Shot Silk Gobies are carnivorous and feed on small, meaty foods:
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Frozen or live foods such as mysis shrimp, brine shrimp, and finely chopped seafood
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High-quality marine flakes or micro-pellets formulated for carnivorous fish
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Feed 2–3 times daily in small portions to ensure active feeding
A varied diet supports vibrant coloration, energy, and overall health.
Temperament and Compatibility
Shot Silk Gobies are peaceful and non-aggressive, making them well-suited for community aquariums. They often hover near the substrate and dart into crevices for security when startled.
Tankmate Recommendations:
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Suitable: Clownfish, gobies, firefish, blennies, and other peaceful reef species
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Avoid: Large or aggressive fish
Providing plenty of caves and open swimming areas allows them to display natural behavior safely.
Reef Compatibility
✅ Reef Safe
Shot Silk Gobies are reef safe and do not harm corals or sessile invertebrates, making them suitable for reef aquariums.
Additional Information
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Maximum Size: Up to 10 cm (4 inches)
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Lifespan: 3–5 years with proper care
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Difficulty Level: Easy to Moderate
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Natural Behavior: Peaceful, hovers above substrate, retreats into crevices when threatened
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Origin: Indo-Pacific
The Shot Silk Goby (Ptereleotris zebra) is a peaceful, elegant, and active marine fish that enhances both the visual appeal and biodiversity of reef and community aquariums. With stable water parameters, a protein-rich diet, and ample hiding spots, it thrives as a long-lived and engaging member of the aquarium community.