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Calamus penna  (Valenciennes, 1830)

Sheepshead porgy
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Native range | All suitable habitat | Point map | Year 2100
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Calamus penna   AquaMaps   Data sources: GBIF OBIS
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Image of Calamus penna (Sheepshead porgy)
Calamus penna
Picture by Wirtz, P.

Classification / Names Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Sparidae (Porgies) > Danioninae
Etymology: Calamus: Greek, kalamos = reed, cane (Ref. 45335).

Environment / Climate / Range Ecology

Marine; reef-associated; depth range 3 - 87 m (Ref. 7251).   Tropical, preferred ?; 30°N - 33°S, 91°W - 34°W

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Western Atlantic: Florida, USA and the northeastern Gulf of Mexico to Rio de Janeiro, Brazil; throughout the West Indies (Ref. 3815).

Size / Weight / Age

Maturity: Lm ?  range ? - ? cm
Max length : 46.0 cm TL male/unsexed; (Ref. 7251); common length : 28.0 cm TL male/unsexed; (Ref. 3815); max. published weight: 1.0 kg (Ref. 5217)

Short description Morphology | Morphometrics

Dorsal spines (total): 12; Dorsal soft rays (total): 12; Anal spines: 3; Anal soft rays: 10. Silvery, the scales with iridescent reflections; usually a faint longitudinal banding on a body; a blue-gray line under eye present or absent; no other blue markings; no orange or yellow at corner of mouth; small black spot at upper base of pectoral fins (Ref. 13442).

Biology     Glossary (e.g. epibenthic)

Found in clear reef areas over soft or semi-hard bottoms. Juveniles are encountered in seagrass (Thalassia) beds (Ref. 9626). Marketed fresh and frozen.

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

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. 115185)

  Least Concern (LC) 

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Reports of ciguatera poisoning (Ref. 30303)




Human uses

Fisheries: minor commercial
FAO(Publication : search) | FisheriesWiki | Sea Around Us

More information

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Summary page | Point data | Common names | Photos

Internet sources

BHL | Cloffa | Websites from users | Check FishWatcher | CISTI | Catalog of Fishes (gen., sp.) | DiscoverLife | ECOTOX | Faunafri | Fishes of Iran | Fishtrace | GenBank(genome, nucleotide) | GloBI | GOBASE | Google Books | Google Scholar | Google | IGFA World Record | MitoFish | Otolith Atlas of Taiwan Fishes | Public aquariums | PubMed | Reef Life Survey | Scirus | SeaLifeBase | Tree of Life | Wikipedia(Go, Search) | World Records Freshwater Fishing | Zoological Record

Estimates of some properties based on models

Phylogenetic diversity index (Ref. 82805):  PD50 = 0.5001   [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic Level (Ref. 69278):  4.4   ±0.2 se; Based on diet studies.
Resilience (Ref. 69278):  High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153):  Low to moderate vulnerability (26 of 100) .
Price category (Ref. 80766):   Medium.