Crested bigscale (Poromitra crassiceps) fish species and information / pictures of Crested bigscale - Poromitra crassiceps

Crested bigscale (Poromitra crassiceps) fish species information

Scientific Name
Poromitra crassiceps

Common Name
Crested bigscale

Biology
Oviparous, with planktonic eggs and larvae (Ref. 36655). There is significant morphological variation between populations (Ref. 4241).

Classification

Classified By

G?nther, 1878

Class

Ray-finned fishes (Actinopterygii)

Order

Pricklefishes, Bigscales and Gibberfishes (Stephanoberyciformes)

Family

Bigscale fishes or ridgeheads (Melamphaidae)

Distribution

Region

Limited to tropical part of the Atlantic Ocean, and distribution needs to be defined. Formerly assigned as senior synonym of eight nominal species

Distribution

Limited to tropical part of the Atlantic Ocean, and distribution needs to be defined. Formerly assigned as senior synonym of eight nominal species: P. atlantica, P. coronata, P. cristiceps, P. frontosa, P. nigriceps, P. nigrofulva, P. rugosa, P. unicornis (Ref. 83717).

Range

Unknown

Environment

Climate

Tropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

164 m

Depth To - meters

2730 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; depth range 164 - 2730 m (Ref. 83717), usually 750 - 2730 m (Ref. 83717)

Trophic Level

3.1 s.e. 0.30 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

14.8 cm

Common Length

Unknown 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: of no interest

Vulnerability

Moderate to high vulnerability (54 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tmax=8.5)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated