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      Black Trigger
      Black Trigger

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      Photo Details

      Reef Keeper

      Registered: July 2003
      Location: Sumner
      Posts: 7,855
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      Scientific Name:Melichthys niger
      Max. size: 50.0 cm TL (male/unsexed)
      Environment: reef-associated; marine ; depth range 0 - 75 m
      Distribution:Circumtropical. Western Pacific: Ryukyu and Ogasawara islands eastward to the Tuamoto Islands; throughout Micronesia. Eastern Pacific: San Diego, California, USA to Malpelo Island, Colombia. Western Atlantic: Florida, USA and Bahamas to Brazil. Absent in Gulf of Mexico. Eastern Atlantic: St. Paul's Rocks, St. Helena, Ascension Island, Rolas Island, and Cape Verde. São Tomé Island. Western Indian Ocean: Durban, Natal, South Africa. Uncommon in most areas but abundant around isolated oceanic islands .
      Morphology: Dorsal spines (total): 3; Dorsal soft rays (total): 30-35; Anal spines: 0; Anal soft rays: 28-31. A dark greenish-black triggerfish with purplish overtones. Pale blue lines along bases of soft dorsal and anal fins. Scales of rear part of body have prominent keels that form longitudinal ridges.
      Biology: Inhabits clear seaward reefs. More common around oceanic islands. Diet consists primarily of calcareous algae and zooplankton; also feeds on phytoplankton
      Aquarium Care:Has a temperature range of 59 - 83°F (15 - 28°C) and has a natural diet of zooplankton, small fishes, and invertebrate. Requires a meaty diet, including fortified brine shrimp, mysis, chopped fish or shrimp flesh, and meaty type frozen carnivore foods with two or three feedings per day.
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      Keywords: Black Trigger

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