Scientific Name
Pseudamia amblyuroptera

Common Name
White-jawed cardinalfish

Biology
Dorsal spines (total): 7; Dorsal soft rays (total): 8; Anal spines: 2; Anal soft rays: 9 - 10; Vertebrae: 24. When fresh, body translucent gray, thorax and abdomen light golden; variable sized brown spots on head; golden operculum with close-set blackish spots forming broad dark stripes. Caudal fin base with a large, round, dark brown spot. Anterior nostril with long, darkly pigmented membranous flap. Posterior half of upper jaw almost white, usually with a small dark spot on the side of maxilla. Second dorsal spine longest. 39-41 scales in longitudinal series. Convex interorbital space.

Classification

Classified By

Bleeker, 1856

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Cardinalfishes (Apogonidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: Singapore, Java, Borneo, Philippines, Moluccas, New Guinea, Solomon Islands, Palau, and Yap in the western Caroline Islands. Recently reported from Tonga (Ref. 53797).

Range

19°N - 12°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

30 m

Zone

reef-associated

Environment

Marine; brackish; reef-associated; depth range 0 - 30 m (Ref. 11890)

Trophic Level

3.5 s.e. 0.50 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

True

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

8.5 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5078 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (10 of 100)

Resilience

High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated