Lutjanus argentimaculatus

Lutjanidae
Mangrove Jack, Creek Red Bream, Dog Bream, Mangrove Red Snapper, Mangrove Snapper, Purple Sea Perch, Red Bream, Red Reef Bream, Red Snapper, River Roman, River Snapper, Rock Barramundi
  • Lutjanus argentimaculatus, Adult, Solitary Is, NSW, Photo: Ian Shaw
    Lutjanus argentimaculatus, Adult, Solitary Is, NSW, Photo: Ian Shaw
  • Lutjanus argentimaculatus, Juvenile, Cardwell, QLD, Photo: Andrew Green
    Lutjanus argentimaculatus, Juvenile, Cardwell, QLD, Photo: Andrew Green
  • Lutjanus argentimaculatus, Barrow Island, Western Australia, Photo: Graham Edgar
    Lutjanus argentimaculatus, Barrow Island, Western Australia, Photo: Graham Edgar
  • Lutjanus argentimaculatus, Adult. Photo: Rick Stuart-Smith
    Lutjanus argentimaculatus, Adult. Photo: Rick Stuart-Smith
  • Lutjanus argentimaculatus, Adult, Gulf of Carpentaria, NT, Photo: Andrew Green
    Lutjanus argentimaculatus, Adult, Gulf of Carpentaria, NT, Photo: Andrew Green
Distribution
Mediterranean, Temperate Australasia, Tropical Indo-Pacific
Description
Usually reddish tinge to body and dark coloured fins, lacks prominent groove in front of eyes as on L. bohar (Red Bass). Juveniles in estuaries and mangroves, large adults form schools on offshore reefs.
Information
  • Max Size: 150 cm
  • Sea Temperature Range: 18.5-30.9°C
  • Depth: 1-120 m
  • Habitat: Coral Reef, Mangrove
  • Habitat Generalisation Index: 2.5
    Also referred to as the SGI (Species generalisation index), this describes the habitat niche breadth of the species. Species with values less than 15 are found in a relatively narrow range of reef habitat types (specialists), while those over 25 may be found on most hard substrates within their range (generalists). Learn more here
Rarity
  • IUCN Threat Status: Not Evaluated
  • Occurrence: Infrequent (2% of sites)
    Occurrence describes how often the species is found on surveys within its distribution. It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed
  • Abundance: Many (12 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: RD Stuart-Smith, GJ Edgar, AJ Green, IV Shaw. 2015. Tropical Marine Fishes of Australia. Reed New Holland
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