Scientific Name
Aulichthys japonicus

Common Name
Tubenose

Biology
Found in vegetated shallow waters. Spawning occurs in early summer. The eggs are laid in the peribranchial cavity of an ascidian.

Classification

Classified By

Brevoort, 1862

Class

Ray-finned fishes (Actinopterygii)

Order

Sticklebacks and Seamoths (Gasterosteiformes)

Family

Sand eel (Hypoptychidae)

Distribution

Region

Northwest Pacific

Distribution

Northwest Pacific: northern Japan and the eastern Korean Peninsula.

Range

Unknown

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

Unknown m

Depth To - meters

Unknown m

Zone

benthopelagic

Environment

Marine; benthopelagic

Trophic Level

3.04 s.e. 0.13 Based on diet studies.

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

12.8 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.2500 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Unknown

Vulnerability

Low vulnerability (23 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (Assuming Fec

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated