Redtail triggerfish (Xanthichthys mento) fish species and information / pictures of Redtail triggerfish - Xanthichthys mento

Redtail triggerfish (Xanthichthys mento) fish species information

Scientific Name
Xanthichthys mento

Common Name
Redtail triggerfish

Biology
Dorsal spines (total): 3; Dorsal soft rays (total): 29-32; Anal spines: 0; Anal soft rays: 26 - 29. Males are straw-yellow with each scale outlined in black creating a crosshatched appearance, and a red tail with neon submarginal blue band. Females are also crosshatched, but with a slate gray to blue ground color and tail.

Classification

Classified By

Jordan & Gilbert, 1882

Class

Ray-finned fishes (Actinopterygii)

Order

Puffers and Filefishes (Tetraodontiformes)

Family

Triggerfishes (Balistidae)

Distribution

Region

Western Pacific

Distribution

Western Pacific: southern Japan and the Ryukyu, Izu, Marcus, Wake and Hawaiian islands. Eastern Pacific: southern California, USA and the Pitcairn, Easter, Revillagigedo, Clipperton, and the Galapagos islands (Ref. 5227, 11482).

Range

35°N - 31°S

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

3 m

Depth To - meters

100 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 3 - 100 m (Ref. 9710)

Trophic Level

4 s.e. 0.28 Based on food items.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

True

Physical Size and Genetics

Maximum Length

29.0 cm

Common Length

Unknown cm

Phylogenetic Diversity Index

PD50 = 0.5156 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Aquarium: commercial

Vulnerability

Low to moderate vulnerability (29 of 100)

Resilience

High, minimum population doubling time less than 15 months (Fec=32,000 (from an egg cluster))

Threat To Humans

Harmless

IUCN Red List Status

Least Concern (LC)