Lutjanus lutjanus


Bigeye snapper LJL
Characteristic features:
Colour:

Body with a series of yellow stripes below lateral line and a series of yellow oblique lines above lateral line; fins pale yellow.

Size:

Up to 30 cm TL.

Distribution:

Indo-West Pacific in tropical waters.

Habitat:

Coral reefs, from 10 to 90 m depth.

Biology:

Feeds primarily on fishes and crustaceans. Usually found in large schools of more than 100 individuals, and also schools with other Lutjanus species. Bigeye snapper are a small, short lived, early maturing species. Mean length at maturity is 15.5 cm TL and mean age at maturity is 1.1 years. Bigeye snapper are among the shortest lived of all snappers, mean maximum age is estimated at 5.6 years.1

Indonesian fisheries:

Caught mainly with handlines and with bottom trawls in some areas.

Similar species:

Lutjanus ehrenbergii
Ehrenberg's snapper

Lutjanus ehrenbergii

Lutjanus ehrenbergii differs in having longitudinal scale rows above lateral line mostly horizontal (vs. obliquely positioned); 5 narrow yellow stripes below lateral line (vs. yellow or yellow-brown stripes above and below lateral line, one at eye level twice as wide as others) and a round black spot below middle of dorsal-fin soft rays (vs. no black spot).

Lutjanus fulviflamma
Blackspot snapper

Lutjanus fulviflamma

Lutjanus fulviflamma differs in the body being pale brown with 6 or 7 yellow stripes on sides (vs. body silvery, with yellow or yellow brown stripes, one at eye level twice as wide as others, and an oval black spot below dorsal-fin soft rays (vs. no back spot).

Lutjanus mizenkoi
Mizenko's snapper

Lutjanus mizenkoi

Lutjanus mizenkoi differs in having a scaleless preopercular flange (vs. scaled).

Lutjanus rufolineatus
Goldenlined snapper

Lutjanus rufolineatus

Lutjanus rufolineatus differs in having a vomerine tooth patch without medial extension (vs. with medial posterior extension); preopercular notch well developed (vs. poorly developed); brown dorsally on axil of pectoral fin (vs. no demarcation) and black spot sometimes present below dorsal-fin soft rays (vs. no black spot)

Lutjanus vitta
Brownstripe snapper

Lutjanus vitta

Lutjanus vitta differs in having a space between eye and mouth about equal to eye diameter (vs. narrower than eye diameter) and numerous thin brown stripes, frequently with a broad dark brown mid-lateral stripe from eye to caudal-fin base (vs. thin yellow stripes, with a broader yellow mid-lateral stripe).

Lutjanus xanthopinnis
Yellowfin snapper

Lutjanus xanthopinnis

Lutjanus xanthopinnis differs in having a scaleless preopercular flange (vs. scaled)

External links:
References:
  1. Martinez-Andrade F. A comparison of life histories and ecological aspects among snappers (Pisces: Lutjanidae) [Internet]. 2003. Available from: https://digitalcommons.lsu.edu/cgi/viewcontent.cgi?article=3270&context=gradschool_dissertations