Lutjanus monostigma

Onespot snapper LKJ
Characteristic features:

Silvery yellowish to pinkish, usually with a black spot on lateral line below dorsal-fin soft rays; fins yellow.


Up to 55 cm TL.


Indo-West Pacific in tropical waters.


Coral reefs near caves, from 5 to 50 m depth.


Feeds primarily on fishes, but also on benthic crustaceans. Onespot snapper are usually solitary, but are occasionally found in small groups. In waters of Papua New Guinea 50% of females were estimated to reach maturity at 32.0 cm TL.1 Age of maturity is estimated at 3 years.2 Onespot snapper are a medium sized snapper and have an estimated maximum age of 13 years.3

Indonesian fisheries:

Caught with handlines, traps and gill nets.

Similar species:

Lutjanus russellii
Russell's snapper

Lutjanus russellii

Lutjanus russellii differs in having a vomerine tooth patch with medial posterior extension (vs. without medial posterior extension); pelvic and anal fins yellow, caudal fin dusky (vs. all fins yellow) and dorsal rays 10,13–14, rarely 14 (vs. 10,14).

Internal links:
External links:
  1. Longenecker K, Langston R, Bolick H, Kondio U, Mulrooney M. Six-year baseline information: size structure and reproduction of exploited reef fishes before establishing a management plan at Kamiali Wildlife Management Area, Papua New Guinea [Internet]. Bishop Museum Technical Report; 2014. Available from:
  2. Martinez-Andrade F. A comparison of life histories and ecological aspects among snappers (Pisces: Lutjanidae) [Internet]. 2003. Available from:
  3. Munro JJ, Williams DDm. Assessment and management of coral reef fisheries: biological, environmental and socio-economic aspects. In: Proceedings of the 5th International Coral Reef Congress, Tahiti . 1985. p. 544–80.