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Pinstriped butterflyfish (Chaetodon lunulatus) — Chaetodontidae

Pinstriped butterflyfish

Chaetodon lunulatus

The Pinstriped butterflyfish (Chaetodon lunulatus) is a saltwater fish of the family Chaetodontidae that grows up to 27 cm.

Length
26.7 cm
Water
Saltwater
Depth
0.0–60.0 m
Behaviour
Small groups
Activity
Diurnal
Body shape
Flat / disc-shaped
Substrate
Stone or rock
Danger
Harmless
Range
Oceania: Australia, Fiji, Tahiti, Tuamotu Is., French Polynesia, Kiribati and others

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Description

The Pinstriped butterflyfish is a butterflyfish (Chaetodontidae) from the Indo-Pacific. The species grows to about 27 cm and has a deep, laterally compressed, disc-shaped body with a small, pointed mouth. The body bears fine orange longitudinal lines and a dark rear margin; it feeds almost exclusively on coral polyps and often pairs. As a reef-dweller it searches coral and rocky reefs for coral polyps, small invertebrates and algae; many species live in pairs. The fish is harmless to humans.

Frequently asked questions

How do you recognise the Pinstriped butterflyfish?

The Pinstriped butterflyfish has a flattened, disc-shaped body, is mainly red-orange and shows a horizontal stripes pattern.

Where does the Pinstriped butterflyfish live?

The Pinstriped butterflyfish lives in the sea (marine waters) and is mostly found around stony or rocky ground. Oceania: Australia, Fiji, Tahiti, Tuamotu Is., French Polynesia, Kiribati and others

How big does the Pinstriped butterflyfish get?

The Pinstriped butterflyfish grows to a maximum of about 27 cm.

Is the Pinstriped butterflyfish dangerous to humans?

No, the Pinstriped butterflyfish 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

Pinstriped butterflyfish (Chaetodon lunulatus) — Chaetodontidae — 2
rusfam (CC BY-NC 4.0) via GBIF — iNaturalist
Pinstriped butterflyfish (Chaetodon lunulatus) — Chaetodontidae — 3
Wikimedia Commons — Stealthwater (CC BY-SA 3.0)
Pinstriped butterflyfish (Chaetodon lunulatus) — Chaetodontidae — 4
Wikimedia Commons — Bernard E Picton BernardP (CC BY-SA 4.0)
Pinstriped butterflyfish (Chaetodon lunulatus) — Chaetodontidae — 5
Wikimedia Commons — U.S. Fish and Wildlife Service Headquarters (Public domain)
Fin

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All data

Identification

English name
Pinstriped butterflyfish sourced
Scientific name
Chaetodon lunulatus
Family
Chaetodontidae
Other names
Oval butterflyfish; Pacific pinstriped butterflyfish; Pinstripe butterflyfish; Redfin butterflyfish; Lineated butterfly-fish; Red-striped butterfly-fish; Striped butterflyfish verified

Appearance

Size class
Medium verified
Max length (cm)
26.7 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Red / orange sourced
Pattern
Horizontal stripes sourced
Tail shape
Straight inferred

Habitat & distribution

Water type
Saltwater sourced
Substrate
Stone or rock sourced
Min depth (m)
0.0 verified
Max depth (m)
60.0 verified
Natural range
Oceania: Australia, Fiji, Tahiti, Tuamotu Is., French Polynesia, Kiribati and others sourced
Origin
Native inferred

Behaviour & biology

Social behaviour
Small groups sourced
Territorial
No inferred
Activity
Diurnal inferred
Reproduction
Separate sexes inferred
Sexual dimorphism
No inferred
levensduur_max_jaar
12.0 verified
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 Chaetodon

More from the family Chaetodontidae

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