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Calamus bajonado (Bloch & Schneider, 1801)

Jolthead porgy
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Calamus bajonado   AquaMaps   Data sources: GBIF OBIS
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Image of Calamus bajonado (Jolthead porgy)
Calamus bajonado
Picture by Itriago, H.

Classification / Names Populärnamn | synonymer | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (strålfeniga fiskar) > Perciformes (Perch-likes) > Sparidae (Porgies)
Etymology: Calamus: Greek, kalamos = reed, cane (Ref. 45335).  More on authors: Bloch & Schneider.

Environment: milieu / climate zone / depth range / distribution range Ekologi

; marina revassocierade; djupintervall 3 - 200 m (Ref. 26938).   Subtropical; 42°N - 18°S, 98°W - 34°W

Utbredning Länder | FAO områden | Ekosystem | Förekomster | Point map | Utplanteringar | Faunafri

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

Length at first maturity / Size / Vikt / Age

Maturity: Lm ?, range 30 - 42 cm
Max length : 76.0 cm FL hane/ej könsbestämd; (Ref. 40637); common length : 54.0 cm TL hane/ej könsbestämd; (Ref. 3815); publicerad maxvikt: 10.6 kg (Ref. 4699)

Short description Morfologi | Morfometri

Taggstrålar i ryggfenan (totalt): 12; Mjukstrålar i ryggfenan (totalt): 12; Taggstrålar i analfenan 3; Mjukstrålar i analfenan: 10. Blue line under each eye. Corner of mouth and isthmus have orange cast (Ref. 26938). An irregular row of small molariform teeth inside and toward the front of the three usual rows of molars at side of upper jaw; dorsal profile of head evenly convex and not very steep (Ref. 13442).

Biologi     Ordlista (t.ex. epibenthic)

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).

Life cycle and mating behavior Könsmognad | Reproduktion | Lek | Ägg | Fecundity | Larver

Main reference Upload your references | referenser | Koordinator | Medarbetare

Robins, C.R. and G.C. Ray, 1986. A field guide to Atlantic coast fishes of North America. Houghton Mifflin Company, Boston, U.S.A. 354 p. (Ref. 7251)

IUCN Red List Status (Ref. 120744)

  Least Concern (LC) ; Date assessed: 30 March 2011

CITES (Ref. 115941)

Not Evaluated

CMS (Ref. 116361)

Not Evaluated

Threat to humans

  Reports of ciguatera poisoning (Ref. 9710)





Human uses

Fiskeri: mindre kommeriell; sportfisk: ja
FAO(Publication : search) | FishSource | Sea Around Us

Ytterligare information

Länder
FAO områden
Ekosystem
Förekomster
Utplanteringar
Stocks
Ekologi
Föda
Födoslag
Födointag
Näringsinnehåll
Populärnamn
synonymer
Metabolik
Predatorer
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Könsmognad
Lek
Spawning aggregation
Fecundity
Ägg
Egg development
Age/Size
Tillväxt
Length-weight
Length-length
Length-frequencies
Morfometri
Morfologi
Larver
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referenser
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Ljud
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Otoliths
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Syn

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Estimates of some properties based on models

Preferred temperature (Ref. 115969): 18.6 - 27.5, mean 24.3 (based on 261 cells).
Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5001   [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.02754 (0.01746 - 0.04345), b=2.91 (2.78 - 3.04), in cm Total Length, based on LWR estimates for this species & Genus-body shape (Ref. 93245).
Trofisk nivå (Ref. 69278):  3.5   ±0.2 se; Based on diet studies.
Resiliens (Ref. 69278):  Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (tm=3).
Vulnerability (Ref. 59153):  High vulnerability (56 of 100) .
Price category (Ref. 80766):   Medium.