Graceful pearlfish (Encheliophis gracilis) fish species and information / pictures of Graceful pearlfish - Encheliophis gracilis

Graceful pearlfish (Encheliophis gracilis) fish species information

Scientific Name
Encheliophis gracilis

Common Name
Graceful pearlfish

Biology
Eel-like, moderate to shallow body depth; maxilla adnate or nearly so; cardiform teeth present; branchiostegal membranes partly or completely united; swim bladder with thin terminal membrane or bulb; lacking enlarged dentary or premaxillary fangs, dentary diastema, pelvic fins, and swim bladder rocker bone (Ref. 34024). Precaudal vertebrae 26 or more; swim bladder long, tubular, extending well beyond 12th vertebra (Ref. 34024).

Classification

Classified By

Bleeker, 1856

Class

Ray-finned fishes (Actinopterygii)

Order

Cusk eels (Ophidiiformes)

Family

Pearlfishes (Carapidae)

Distribution

Region

Indo-West Pacific

Distribution

Indo-West Pacific: in tropical waters.

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

62 m

Zone

reef-associated

Environment

Marine; reef-associated; non-migratory; depth range ? - 62 m (Ref. 11897)

Trophic Level

3.94 s.e. 0.67 Based on size and trophs of closest relatives

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

30.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: of no interest

Vulnerability

Low to moderate vulnerability (27 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