Scientific Name
Halosaurus johnsonianus

Common Name
Halosaur

Biology
Found on the continental slope. Feeds on copepods (Ref. 4448). Minimum depth reported taken from Ref. 4448.

Classification

Classified By

Vaillant, 1888

Class

Ray-finned fishes (Actinopterygii)

Order

Halosaurs and deep-sea Spiny eels (Notacanthiformes)

Family

Halosaurs (Halosauridae)

Distribution

Region

Eastern Atlantic

Distribution

Eastern Atlantic: southern Spain and Portugal to Mauritania including the Azores and Canary Islands.

Range

40°N - 20°N, 32°W - 5°W

Environment

Climate

Deep-water

Water Temperature From

4 °C

Water Temperature To

11 °C

Depth From - meters

680 m

Depth To - meters

2200 m

Zone

bathydemersal

Environment

Marine; bathydemersal; depth range 680 - 2200 m (Ref. 27000)

Trophic Level

3.08 s.e. 0.26 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

50.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5020 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Moderate vulnerability (43 of 100)

Resilience

Unknown

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated