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Whitley's boxfish (Ostracion whitleyi) — Ostraciidae

Whitley's boxfish

Ostracion whitleyi
Family: Ostraciidae

The Whitley's boxfish (Ostracion whitleyi) is a saltwater fish of the family Ostraciidae that grows up to 16 cm.

Length
15.5 cm
Water
Saltwater
Depth
3.0–27.0 m
Body shape
Flat / disc-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Oceania: Tuamotu Is., Marquesas Is., French Polynesia, Johnston I., Hawaii

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Description

Whitley's boxfish is a boxfish (Ostraciidae) from the central and western Pacific. The species grows to about 16 cm and has a body encased in a stiff, angular bony armour; males are dark with blue sides and pale markings, females brown with white spots. It swims slowly with fanning fins around coral reefs and snaps at algae, sponges and small bottom life. The fish is harmless to humans, though it can release a defensive toxin into the water when stressed.

Frequently asked questions

How do you recognise the Whitley's boxfish?

The Whitley's boxfish has a flattened, disc-shaped body and is mainly blue.

Where does the Whitley's boxfish live?

The Whitley's boxfish lives in the sea (marine waters) and is mostly found around stony or rocky ground. Oceania: Tuamotu Is., Marquesas Is., French Polynesia, Johnston I., Hawaii

How big does the Whitley's boxfish get?

The Whitley's boxfish grows to a maximum of about 16 cm.

Is the Whitley's boxfish dangerous to humans?

No, the Whitley's boxfish is harmless to humans. This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status.

More photos

Whitley's boxfish (Ostracion whitleyi) — Ostraciidae — 2
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Whitley's boxfish (Ostracion whitleyi) — Ostraciidae — 3
Williams, Jeffrey T. (CC0 1.0) via GBIF — USNM
Whitley's boxfish (Ostracion whitleyi) — Ostraciidae — 4
Wikimedia Commons — cello caruso-turiello (CC BY 4.0)
Whitley's boxfish (Ostracion whitleyi) — Ostraciidae — 5
iNaturalist ((c) David R, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Whitley's boxfish sourced
Scientific name
Ostracion whitleyi
Family
Ostraciidae
Other names
Whitley's box; Whitley's box fish; Whitley's trunkfish; Whitesided boxfish verified

Appearance

Size class
Medium verified
Max length (cm)
15.5 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Blue sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
3.0 verified
Max depth (m)
27.0 verified
Natural range
Oceania: Tuamotu Is., Marquesas Is., French Polynesia, Johnston I., Hawaii sourced
Origin
Native inferred

Behaviour & biology

Territorial
No inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
Yes sourced
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred

For anglers

Fishing method
Fishing with natural bait (fish, shrimp, worm) or lures close to reef and rock structures. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless verified
First aid
This species is harmless to humans. No specific first aid is needed. Still handle the fish with care: mind the fin rays and the sharp edges of the gill cover, and rinse any scratch with clean water and cover it. For a dirty or deep wound check tetanus status. verified

Status & sources

Sources
FishBase via GBIF (DwC-A), CC-BY-NC 4.0

Same genus Ostracion

More from the family Ostraciidae

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