Ambon emperor (Lethrinus amboinensis) fish species and information / pictures of Ambon emperor - Lethrinus amboinensis

Ambon emperor (Lethrinus amboinensis) fish species information

Scientific Name
Lethrinus amboinensis

Common Name
Ambon emperor

Biology
Dorsal spines (total): 10; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 8. Body is moderately elongate, its depth 3.1 to 3.4 times the SL. Color of body is yellowish with scattered indistinct dark blotches. The head is brown with light streaks; lips are reddish. The pectoral fin axil is orangish; the basal portion of the center rays is white, the outer edges is yellow. The pelvic and anal fins are white or yellowish. The dorsal and caudal fins are mottled brown or yellow with and orange or reddish edge. This species is readily confused with L. microdon but can be distinguished based on snout length. When specimens are fresh, the axil of the pectoral fin is red in L. amboinensis, while it is lacking in L. microdon (Ref. 2295). Has a distinct convex anterior snout profile but lacks distinctive markings (Ref. 37816).

Classification

Classified By
Bleeker, 1854
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Emperors or scavengers (Lethrinidae)

Distribution

Region
Pacific Ocean
Distribution
Pacific Ocean: Indonesia and the Philippines to the Marshall, Solomon and Marquesan islands, north to southern Japan, south to northwest Australia. Easily mistaken (particularly larger individuals) for either Lethrinus microdon or Lethrinus olivaceous. Common at Enewetak and Bikini Atolls (Ref. 37816).
Range
35°N - 20°S

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
reef-associated
Environment
Marine; reef-associated; non-migratory
Trophic Level
3.99 s.e. 0.66 Based on food items.
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
True
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
70.0 cm
Common Length
40.0 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: minor commercial
Vulnerability
Moderate to high vulnerability (48 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