Sheepshead porgy (Calamus penna) fish species and information / pictures of Sheepshead porgy - Calamus penna

Sheepshead porgy (Calamus penna) fish species information

Scientific Name
Calamus penna

Common Name
Sheepshead porgy

Biology
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).

Classification

Classified By
Valenciennes, 1830
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Porgies (Sparidae)

Distribution

Region
Western Atlantic
Distribution
Western Atlantic: Florida, USA and the northeastern Gulf of Mexico to Rio de Janeiro, Brazil; throughout the West Indies (Ref. 3815).
Range
30°N - 33°S

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
3 m
Depth To - meters
87 m
Zone
reef-associated
Environment
Marine; reef-associated; depth range 3 - 87 m (Ref. 7251)
Trophic Level
3.44 s.e. 0.59 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
46.0 cm
Common Length
28.0 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
Vulnerability
Moderate to high vulnerability (46 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Reports of ciguatera poisoning (Ref. 30303)
IUCN Red List Status
  Not Evaluated