St. Helena white seabream (Diplodus sargus helenae) fish species and information / pictures of St. Helena white seabream - Diplodus sargus helenae

St. Helena white seabream (Diplodus sargus helenae) fish species information

Scientific Name
Diplodus sargus helenae

Common Name
St. Helena white seabream

Biology
Inhabits rocky bottoms of the continental shelf. Forms small schools. Is a minor constituent of the local fishery and is considered a fair table fish locally (Ref. 5288).

Classification

Classified By
Sauvage, 1879
Class
Ray-finned fishes (Actinopterygii)
Order
Perch-like fish (Perciformes)
Family
Porgies (Sparidae)

Distribution

Region
Southeast Atlantic
Distribution
Southeast Atlantic: endemic to Saint Helena.
Range
Unknown

Environment

Climate
Tropical
Water Temperature From
Unknown °C
Water Temperature To
Unknown °C
Depth From - meters
Unknown m
Depth To - meters
Unknown m
Zone
benthopelagic
Environment
Marine; benthopelagic, usually 5 - 15 m (Ref. 5288)
Trophic Level
3.04 s.e. 0.30 Based on size and trophs of closest relatives
Occurs in Marine / Salt water
True
Occurs in Brackish water
False
Occurs in Fresh Water
False
Occurs on Reefs
False
Is kept in Aquariums
False

Physical Size and Genetics

Maximum Length
31.0 cm
Common Length
20.0 cm
Phylogenetic Diversity Index
PD50 = No PD50 data many relatives (e.g. carps) 0.5 - 2.0 few relatives (e.g. lungfishes)

Human Uses and Population

Human Uses
Unknown
Vulnerability
Moderate vulnerability (40 of 100)
Resilience
Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.)
Threat To Humans
  Harmless
IUCN Red List Status
  Not Evaluated