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Setting up your tank

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Jolthead porgy (Calamus bajonado) fish species and information / pictures of Jolthead porgy - Calamus bajonado

Jolthead porgy (Calamus bajonado) fish species information

Scientific Name
Calamus bajonado

Common Name
Jolthead porgy

Biology
Inhabits coastal waters. Found on vegetated sand bottoms and more frequently on coral bottoms. Occasionally found at depths at least 180m (Ref. 09710) and 200 m. (Ref. 26938). Large adults are usually solitary. Feeds mainly on sea urchins, (including Diadema, Ref. 13442), crabs and mollusks. Excellent food fish (Ref. 5521).

Classification

Classified By

Bloch & Schneider, 1801

Class

Ray-finned fishes (Actinopterygii)

Order

Perch-like fish (Perciformes)

Family

Porgies (Sparidae)

Distribution

Region

Western Atlantic

Distribution

Western Atlantic: Rhode Island (USA), Bermuda, and northern Gulf of Mexico southward to Brazil. Most abundant in the West Indies (Ref. 9626).

Range

Unknown

Environment

Climate

Subtropical

Water Temperature From

Unknown °C

Water Temperature To

Unknown °C

Depth From - meters

3 m

Depth To - meters

200 m

Zone

reef-associated

Environment

Marine; reef-associated; depth range 3 - 200 m (Ref. 26938)

Trophic Level

3.17 s.e. 0.37 Based on diet studies.

Occurs in Marine / Salt water

True

Occurs in Brackish water

False

Occurs in Fresh Water

False

Occurs on Reefs

True

Is kept in Aquariums

False

Physical Size and Genetics

Maximum Length

76.0 cm

Common Length

54.0 cm

Phylogenetic Diversity Index

PD50 = 0.5001 many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses

Fisheries: minor commercial; gamefish: yes

Vulnerability

High vulnerability (56 of 100)

Resilience

Medium, minimum population doubling time 1.4 - 4.4 years (tm=3)

Threat To Humans

Reports of ciguatera poisoning (Ref. 9710)

IUCN Red List Status

Not Evaluated