Lutjanus semicinctus

Lutjanidae
Blackbanded Snapper, Blackbanded Seaperch, Half-banded Seaperch, Half-barred Snapper
  • Lutjanus semicinctus, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
    Lutjanus semicinctus, Raja Ampat, Indonesia, Photo: Rick Stuart-Smith
  • Lutjanus semicinctus, Naigani Is, Fiji, Photo: Andrew Green
    Lutjanus semicinctus, Naigani Is, Fiji, Photo: Andrew Green
Distribution
Tropical Indo-Pacific
Description
Olive/yellow back with seven black dagger-shaped bars, light belly, white ventral fin, and a yellow tailfin with large black spot at base. Lower, more elongate profile than most Lutjanus species (Snappers). Length to 35 cm.
Information
  • Max Size: 35 cm
  • Sea Temperature Range: 26.6-31.7°C
  • Depth: 10-36m
  • Habitat: Coral Reef
  • Habitat Generalisation Index: 2.4
    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 (5% 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: Solitary (1 per transect)
    Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: Joe Shields
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