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Pajama cardinalfish (Sphaeramia nematoptera) fish species and information / pictures of Pajama cardinalfish - Sphaeramia nematoptera

Pajama cardinalfish (Sphaeramia nematoptera) fish species information

Scientific Name
Sphaeramia nematoptera

Common Name
Pajama cardinalfish

Biology
Dorsal spines (total): 7 - 8; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 9 - 10. Distinctive species with tail fins and brightly colored red eyes. Broad black central body band and head yellow (Ref. 48635).

Classification

Classified By

Bleeker, 1856

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Cardinalfishes (Apogonidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: Java to Fiji, north to the Ryukyu Islands, south to the Great Barrier Reef. Recently recorded from Tonga (Ref. 53797).

Range

30°N - 12°S

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

1 m

Depth To - meters

14 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 1 - 14 m (Ref. 11890)

Trophic Level

3.22 s.e. 0.36 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

True

Physical Size and Genetics

Maximum Length

8.5 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.7500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Aquarium: commercial

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