Blotched Javelin
NameBlotched Javelin
Scientific NamePomadasys maculatus
Common NamesBlotched Javelin, Saddleback Javelin, Spotted Javelin, Spotted Grunter, Saddleback Grunter
FamilyHaemulidae
OriginIndo-West Pacific, East Africa, Papua New Guinea, Southern Japan, Northern Australia
Temperamentsemi-aggressive
Dietcarnivore
Care Levelintermediate
Minimum Tank Size (Gallons)180
Max Size (Inches)20
Water TypeBrackish to Saltwater
Temperature Range (°F)72-80
pH Range7.5-8.5
Compatible SpeciesOther large grunts, Scats, Monos, Archerfish (if brackish), Larger gobies, Other robust, semi-aggressive brackish/marine fish
Description
The Blotched Javelin is a robust, euryhaline fish characterized by its silvery body adorned with dark, irregular blotches or saddles. Commonly found in estuaries and coastal marine waters of the Indo-West Pacific, it feeds on benthic invertebrates and small fish. This species can grow quite large and requires a spacious aquarium with appropriate brackish or marine conditions.
