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Bluestriped chub (Kyphosus ocyurus) — Kyphosidae

Bluestriped chub

Kyphosus ocyurus
Family: Kyphosidae

The Bluestriped chub (Kyphosus ocyurus) is a saltwater fish of the family Kyphosidae that grows up to 59 cm.

Length
59 cm
Water
Saltwater
Depth
1.0–20.0 m
Diet
Omnivore
Behaviour
Large groups
Body shape
Flat / disc-shaped
Substrate
Open water
Danger
Harmless
Range
Eastern Pacific; reefs and the open water above them.
Edibility
Commonly eaten

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Description

The bluestriped chub is a sea chub (Kyphosidae) from the eastern Pacific. The species has a slender, streamlined, silvery-blue body with a yellowish lengthwise stripe and a deeply forked tail. It occurs both solitarily and in schools, often together with related sea chubs over reefs and in the open water above them. As a mainly plant-eating fish it grazes algae, supplemented with small zooplankton. The species is harmless to humans.

Frequently asked questions

How do you recognise the Bluestriped chub?

The Bluestriped chub has a flattened, disc-shaped body, is mainly blue and shows a horizontal stripes pattern. Slender sea chub with a yellow longitudinal stripe; often shoals with related species above reefs.

Where does the Bluestriped chub live?

The Bluestriped chub lives in the sea (marine waters) and is mostly found around open water. Eastern Pacific; reefs and the open water above them.

How big does the Bluestriped chub get?

The Bluestriped chub grows to a maximum of about 59 cm. On average the species is around 25 cm.

Is the Bluestriped chub dangerous to humans?

No, the Bluestriped chub is harmless to humans. None required: this species is harmless to humans.

Is the Bluestriped chub edible?

Yes, the Bluestriped chub is commonly eaten.

More photos

Bluestriped chub (Kyphosus ocyurus) — Kyphosidae — 2
Wikimedia Commons — Ryan McMinds (CC BY 4.0)
Bluestriped chub (Kyphosus ocyurus) — Kyphosidae — 3
Wikimedia Commons — keesgroenendijk (CC BY-SA 4.0)
Bluestriped chub (Kyphosus ocyurus) — Kyphosidae — 4
iNaturalist ((c) R Lai, some rights reserved (CC BY-NC))
Bluestriped chub (Kyphosus ocyurus) — Kyphosidae — 5
iNaturalist ((c) Andrew Harmer, some rights reserved (CC BY-NC))
Fin

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All data

Identification

English name
Bluestriped chub verified
Scientific name
Kyphosus ocyurus
Family
Kyphosidae
Other names
Bluestriped chub; Bluestriped sea chub; Rainbow chub verified

Appearance

Size class
Large verified
Max length (cm)
59.0 verified
Average length (cm)
25.0 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Blue inferred
Pattern
Horizontal stripes inferred
Tail shape
Forked inferred
Mouth position
Terminal inferred
Lips
Thick / fleshy inferred
Barbels
No sourced
Dorsal fins
One continuous inferred
Dorsal spines
Yes sourced

Habitat & distribution

Water type
Saltwater sourced
Substrate
Open water sourced
Min depth (m)
1.0 verified
Max depth (m)
20.0 verified
Natural range
Eastern Pacific; reefs and the open water above them. inferred
Origin
Native sourced

Behaviour & biology

Diet
Omnivore sourced
Diet (detail)
Mainly algae, supplemented with small zooplankton sourced
Social behaviour
Large groups inferred
Territorial
No inferred
Reproduction
Separate sexes sourced
Sexual dimorphism
No inferred
Seasonality
Present year-round in its habitat; no pronounced seasonality known. inferred
Special features
Slender sea chub with a yellow longitudinal stripe; often shoals with related species above reefs. sourced

For anglers

Edibility
Commonly eaten sourced
Fishing method
Angling with lures or (dead/live) baitfish by trolling, casting or drift fishing in open water. inferred
Regulations source
FishBase ↗ inferred

Safety

Danger to humans
Harmless sourced
First aid
None required: this species is harmless to humans. sourced

Status & sources

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

Same genus Kyphosus

More from the family Kyphosidae

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