Home · Sparidae · Blue bone porgy
Blue bone porgy (Calamus bajonado) — Sparidae

Blue bone porgy

Calamus bajonado
Family: Sparidae
LC · Least Concern

The Blue bone porgy (Calamus bajonado) is a saltwater fish of the family Sparidae that grows up to 76 cm.

Length
76 cm
Water
Saltwater
Depth
3.0–200.0 m
Diet
Carnivore
Behaviour
Solitary
Body shape
Flat / disc-shaped
Substrate
Stone or rock
Danger
Venomous / poisonous
Range
Western Atlantic; vegetated sand and coral bottoms of coastal waters.
Edibility
Commonly eaten

Want the complete picture on the Blue bone porgy?

Get the app

Description

The jolthead porgy is a porgy (Sparidae) from the western Atlantic Ocean. The species has a deep, robust, silvery body with a steep head profile and strong jaws with grinding and nodular teeth. It inhabits coastal waters on vegetated sand bottoms and especially on coral bottoms. With its powerful jaws it cracks hard-shelled prey such as molluscs, crabs and sea urchins. It is a valued sport and food fish. The species is harmless to humans.

Frequently asked questions

How do you recognise the Blue bone porgy?

The Blue bone porgy has a flattened, disc-shaped body, is mainly silver-grey and shows a plain pattern. Powerful grinding jaws for crushing hard-shelled prey; valued sport and food fish.

Where does the Blue bone porgy live?

The Blue bone porgy lives in the sea (marine waters) and is mostly found around stony or rocky ground. Western Atlantic; vegetated sand and coral bottoms of coastal waters.

How big does the Blue bone porgy get?

The Blue bone porgy grows to a maximum of about 76 cm. On average the species is around 54 cm.

Is the Blue bone porgy dangerous to humans?

The Blue bone porgy is venomous — handle spines with care and seek medical help after a sting if needed. None required: this species is harmless to humans.

Is the Blue bone porgy edible?

Yes, the Blue bone porgy is commonly eaten.

More photos

Blue bone porgy (Calamus bajonado) — Sparidae — 2
iNaturalist ((c) victornc, some rights reserved (CC BY-NC))
Blue bone porgy (Calamus bajonado) — Sparidae — 3
iNaturalist ((c) Em, some rights reserved (CC BY-NC))
Blue bone porgy (Calamus bajonado) — Sparidae — 4
iNaturalist ((c) craigjhowe, some rights reserved (CC BY-NC))
Blue bone porgy (Calamus bajonado) — Sparidae — 5
iNaturalist ((c) spinierformula4, some rights reserved (CC BY-NC))
Fin

Want the complete picture on the Blue bone porgy?

Point your camera at the fish and Fin names the species in seconds. Free, and the Blue bone porgy is one of 12,519 species in the app.

Get the app →

All data

Identification

English name
Blue bone porgy verified
Scientific name
Calamus bajonado
Family
Sparidae
Other names
Jolthead porgy; Pogri grunt verified

Appearance

Size class
Large verified
Max length (cm)
76.0 verified
Average length (cm)
54.0 verified
Body shape
Flat / disc-shaped sourced
Dominant colour
Silver / grey inferred
Pattern
Plain 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
Stone or rock sourced
Min depth (m)
3.0 verified
Max depth (m)
200.0 verified
Natural range
Western Atlantic; vegetated sand and coral bottoms of coastal waters. inferred
Origin
Native sourced

Behaviour & biology

Diet
Carnivore sourced
Diet (detail)
Hard-shelled molluscs, crabs and sea urchins sourced
Social behaviour
Solitary 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
Powerful grinding jaws for crushing hard-shelled prey; valued sport and food fish. sourced

For anglers

Edibility
Commonly eaten sourced
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
Venomous / poisonous 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 Calamus

More from the family Sparidae

Fin

Want the complete picture on the Blue bone porgy?

Point your camera at the fish and Fin names the species in seconds. Free, and the Blue bone porgy is one of 12,519 species in the app.

Get the app →
Is this the Blue bone porgy? Get the app