Little Shop of Coral
Blue Fin Damsel (Paraglyphidodon melas)
Blue Fin Damsel (Paraglyphidodon melas)
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The Blue Fin Damsel is a tough, high-energy fish with a bold look and loads of personality. It is an active swimmer that loves rockwork and will quickly claim a territory, making it best suited for larger community reefs or semi-aggressive tanks where tankmates can handle a more assertive fish. In the right setup, it is hardy, colourful, and always on the move.
Why we love it
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Hardy, durable fish that adapts well to aquarium life
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Bright fin accents and great contrast in the display
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Adds nonstop movement and attitude to the tank
Suggested parameters
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Temperature: 24–26°C (75–79°F)
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Salinity: 1.024–1.026 SG
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pH: 8.1–8.4
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Alkalinity: 8–10 dKH
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Ammonia/Nitrite: 0
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Nitrate: Under 20 ppm (stable is best)
Care and temperament
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Difficulty: Easy
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Temperament: Semi-aggressive to aggressive
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Reef safe: Yes
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Minimum tank size: 30 gallons recommended (larger is better to reduce territorial behaviour)
Diet
Blue fin damsels are not picky and do best with a varied diet.
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Quality marine pellets and flakes
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Frozen mysis and enriched brine shrimp
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Finely chopped seafood blends
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Feed small amounts 1 to 2 times per day
Compatibility and tankmates
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Can bully timid fish in smaller tanks, especially once established
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Best with other semi-aggressive fish or in larger community setups
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Provide plenty of rockwork and caves to break line of sight and reduce chasing
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Avoid pairing with very shy species unless the tank is large and well-structured
What you are buying
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You will receive: 1 Blue Fin Damsel (Paraglyphidodon melas)
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Colour, pattern, and size can vary between individuals
As with all fish, slow acclimation is recommended, and quarantine is encouraged when possible.

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LIGHT
LOW: Place coral at the bottom of the tank. Depending on the type, coral may need to be placed off sand and therefore mounted on a ceramic disc of piece of rock.
MEDIUM: Place coral at mid-range of the tank. Best placed/glued on top of a rock scape at mid-range height.Â
HIGH: Place coral from mid range to just below water level. SPS coral are shallow growing so they require and are able to tolerate intense light.
FLOW
LOW: Most soft coral do well with a small, gentle pulse. There are certain corals that can even be placed in areas of indirect flow, meaning places aside a rock structure or set into a entrance to a cave style space.
MEDIUM: Many LPS types of coral prefer medium pulse current. Most Euphyllia or corals that have more tissue structure connected to their skeleton, don’t like to be in a high flow area like the direct flow of the wave pump.
HIGH: Similar to high light, SPS enjoy being in some heavy current. Most LPS and SPS that branch encrust or plate prefer high flow that simulates the top water waves.
SKILL
ENTRY: While some may say beginner level, "Entry" is a good term to be used when starting out in the world of corals and marine life. Prior to adding livestock, you want to ensure that your reef has the proper parameters including zero levels of ammonia and nitrite. Seeing traces of nitrate in your waters is a good sign - just keep them at a lower level of 2ppm to 10ppm. Maintaining correct temperature and salinity are a huge factor to stable parameters. Starting to monitor your PH, alkalinity, calcium and magnesium is a great habit to get into to keep a successful reef.
While some soft coral don’t require too much light, having a proper reef light that puts out the proper pars is very important. You'll also want to have a good amount of flow and protected rock areas, as placing corals in their happy spot is ideal for success.
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