Mangrove Jacks (Lutjanus argentimaculatus) can grow up to 1 m and 12 Kg, but usually much smaller. They live in coastal swamp areas and lower river reaches, although has been found more than one hundered kilometres inland. In Australia its range includes all northern coastal rivers systems from northern New South Wales, through Queensland, the Gulf of Carpentaria, the Northern Territory into Western Australia as far south as the Ashburton River System.
Small mangrove jacks make very attractive and easy to keep aquarium fish. However, due to their aggressive nature, they should be kept alone.
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