Short-headed lantern fish (Diaphus brachycephalus) fish species and information / pictures of Short-headed lantern fish - Diaphus brachycephalus

Short-headed lantern fish (Diaphus brachycephalus) fish species information

Scientific Name
Diaphus brachycephalus

Common Name
Short-headed lantern fish

Biology
High-oceanic (Ref. 4479). Mesopelagic (Ref. 58302). Found between 175-550 m during the day and near the surface to about 225 m at night (Ref. 4066, 58302). Large males partially or non-migratory (Ref. 4066). Exhibits dwarfing in minimum region off Brazil with a maximum length of about 3.6 cm SL and sexual maturity from about 2.7 cm SL (Ref. 4479).

Classification

Classified By

T?ning, 1928

Class

Ray-finned fishes (Actinopterygii)

Order

Lanternfishes (Myctophiformes)

Family

Lanternfishes (Myctophidae)

Distribution

Region

Circumglobal

Distribution

Circumglobal: In tropical to subtropical waters. Eastern Atlantic: Morocco to Angola. Western Atlantic: USA to Uruguay. Western Pacific: warmer waters and in Kuroshio (Japan Current). Indian Ocean: Mozambique Channel and Agulhas Current. Elsewhere, in the eastern Pacific. South China Sea (Ref.74511).

Range

42°N - 33°S

Environment

Climate

Deep-water

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

200 m

Depth To - meters

600 m

Zone

bathyalpelagic

Environment

Marine; bathypelagic; oceanodromous (Ref. 51243); depth range 200 - 600 m (Ref. 58018)

Trophic Level

3.1 s.e. 0.25 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

False

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

6.0 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

Unknown

Vulnerability

Low vulnerability (22 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