Yellowfin red snapper (Lutjanus guilcheri) fish species and information / pictures of Yellowfin red snapper - Lutjanus guilcheri

Yellowfin red snapper (Lutjanus guilcheri) fish species information

Scientific Name
Lutjanus guilcheri

Common Name
Yellowfin red snapper

Biology
Dorsal spines (total): 10 - 11; Dorsal soft rays (total): 13-14; Anal spines: 3; Anal soft rays: 9. Dorsal profile of head steeply sloped. Preorbital bone relatively broad, its width greater than eye diameter. Preopercular notch and knob poorly developed. Scale rows on back rising obliquely above lateral line. Color is red or reddish-orange, sometimes with an indistinct saddle-like black blotch on the caudal peduncle behind the dorsal fin. Median fins are reddish, sometimes with a yellow suffusion or narrow brown or black borders; pelvic fins are red; pectoral fins yellow.

Classification

Classified By
Fourmanoir, 1959
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Snappers (Lutjanidae)

Distribution

Region
Indian Ocean
Distribution
Indian Ocean: known only from Madagascar, Sri Lanka, and the Bay of Bengal, but probably widespread in the tropical region. This species has been frequently confused with other large red snappers such as Lutjanus malabaricus and Lutjanus sanguineus.
Range
22°N - 20°S, 49°E - 94°E

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
70 m
Depth To - meters
100 m
Zone
demersal
Environment
Marine; demersal; depth range 70 - 100 m
Trophic Level
3.65 s.e. 0.54 Based on food items.
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
60.0 cm
Common Length
55.0 cm
Phylogenetic Diversity Index
PD50 = 0.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Fisheries: commercial
Vulnerability
Moderate vulnerability (39 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated