Tube-snout (Aulorhynchus flavidus) fish species and information / pictures of Tube-snout - Aulorhynchus flavidus

Tube-snout (Aulorhynchus flavidus) fish species information

Scientific Name
Aulorhynchus flavidus

Common Name
Tube-snout

Biology
Dorsal spines : 24 - 27; Dorsal soft rays : 9-10; Anal spines: 1; Anal soft rays: 9. Spinous dorsal represented by a series of small spines, free from membrane; soft dorsal fin triangular and placed well back on body; caudal fin small and finely forked; anal fin spine small and broad, the fin mirroring the soft dorsal fin; pectorals truncate. Pale mottled brown, varying from olive green to yellow brown dorsally; creamy white ventrally; a bright silvery patch between operculum and pectorals extending to throat and bounded above by a dark band that extends forward through eye to snout; breeding males with bright red snout and phosphorescent snout.

Classification

Classified By

Gill, 1861

Class

Ray-finned fishes (Actinopterygii)

Order

Sticklebacks and Seamoths (Gasterosteiformes)

Family

Tubesnouts (Aulorhynchidae)

Distribution

Region

Eastern Pacific

Distribution

Eastern Pacific: Sitka, Alaska to Punta Banda, northern Baja California, Mexico.

Range

59°N -

Environment

Climate

Temperate

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

0 m

Depth To - meters

30 m

Zone

benthopelagic

Environment

Marine; benthopelagic; depth range 0 - 30 m

Trophic Level

3.39000010490417 s.e. 0.42 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

True

Physical Size and Genetics

Maximum Length

18.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 1.5000 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Aquarium: public aquariums

Vulnerability

Low vulnerability (25 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=1; tmax=9; Fec=1,200; K=0.5)

Threat To Humans

Harmless

IUCN Red List Status

Not Evaluated