Lutjanus johnii

Golden Snapper | Big-scaled Bream | Fingermark Bream | Fingermark Seaperch | John's Seaperch | John's Snapper | Mangrove Snapper | One Spot Snapper | Spotted-scale Seaperch
Lutjanus johnii
Lutjanus johnii, Mornington Island, QLD, Photo: Rick Stuart-Smith


Temperate Australasia, Tropical Indo-Pacific


Light yellow-bronze colouration with darker scale centres giving appearance of narrow stripes on side, often displays large round black spot on back and reddish tail when taken out of the water water.


Max Size: 97 cm

Sea Temperature Range: 22.1-32°C

Depth: 0-80 m

Habitat Generalization Index: N/A

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.

Conservation and Rarity

IUCN Status: Not Evaluated

Occurrence: Common (23.8% 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: Few (3 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